giáo án tự nhiên xã hội bàn tay nặn bột lớp 3 cả năm

GIÁO ÁN SOẠN DẠY BẰNG PHƯƠNG PHÁP BÀN TAY NẶN BỘT
TỰ NHIÊN XÃ HỘI LỚP 3- TRƯỜNG TIỂU HỌC HỢP THANH B

| Tuan l||
TL NHIEN VA XA HOl
Bai 1 : HOflT DONG TH0 Vfl C0 QCI0N HO
I. MUC TIEU
- HS co kha nang nhan ra sir thay doi cua long ngirc khi hit vao va thd ra
- Chi va noi dirge ten cac bo phan cua co quan ho hap tren so do
- Chi tren so do va noi dngc dirdng di cua khong kill khi ta hit vao va thd
- Hieu dirge vai tro va hoat dong thd doi vdi sir song cua con ngirdi
1
II. DO DUNG
GV : hinh ve trong SGK
HS : SGK
III. CAC HOAT D0NG DAY HOC CHU YEU

Hfl>

r;

JA UU

HOAT DpNG CUA THAY

DQNG CUA TRO

1. Md dau
- GV gidi thieu mon hgc
2. Bai nidi
a. HD1 : Thuc hanh each thd sau

* Muc tieu : HS nhan biet dirge sg thay doi cua long ngirc khi ta hit vao that sau va
thd ra het sire
j
* Cach tien hanh
- HS bit mui nm thd
Budc 1 : tro choi
Tlid gap hon sau hon luc binli tlurdng
- Em co cam giacj r lnr the nao sau klii
ni thd lau ?
- 1 HS there hien dong tac thd sau
Budc 2 :
- Ca ldp thuc hien dong tac hit vao that
- Nhan xet sir thay doi cua long ngirc
- So sanh long ngirc khi hit vao va thd ra sau va thd ra het sire
- HS nhan xet
binh thirdng va khi thd sau
- Neu fell lgi cua viec thd sau _
* GV KL : Khi ta thd, long ngirc phong len, xep xuong deu dan do la err dong ho
hap. Cir dong ho hap gom hai dong tac : hit vao va thd ra. Klii hit vao that sau thi
thoi phong len de nhan nhieu khong kill, long ngirc se nd to ra. Khi thd ra het sire,
long ngirc xep xuong, daiy kliong kill tir phoi ra ngoai
b. HD2 : Lam viec vdi SGK
* Muc tieu
- Chi tren so do va noi dirge ten cac bo phan cua co quan ho hap
- Chi tren so do va noi dirge dirdng di cua khong kill khi ta hit vao va thd ra
- Hieu dirge vai tro cua hoat dong thd doi vdi sir song cua con ngirdi
* Cach tien hanh

I

Budc 1 : Lam viec theo cap

Budc 2 : Lam viec ca ldp

- HS QS hinh ve trong SGK
- 1 en hoi 1 em tra ldi
- 1 so cap HS len bang hoi dap


ecu quan ho hap la gi
va chut nang timg bo phan cua co quan
- GV giup HS hieu

ho hap _

GVKL : Co quan ho hap la co quan there hien sir trao doi kill gitra co the va moi
tmdfng ben ngoai. Co quan ho hap gom : mui, kin quan, phe quan va hai la pho .
Mui, kill quan va phe quan la during din kill. Hai la phoi co cln'rc nang trao doi Is
IV Cung co. dan do
- GV nhan xet tiet hoc
- Ve nha on lai bai

!

s


Hid Sinh

76uif - 'Jrtituj 'Jifat hoe 76op '7hanh

rJi

I,

I

TL NHIEN VA XA HOl

NEN THONHaTHE NflO ?
I. MIJC TIEU
- Sau bai hoc HS co kha nang hieu duoc tai sao ta nen

khong nen thb bang mieng

thb bang mui ma


®f« Sink 7(tni - CJr&ng. Cliiii ho* 7(op 7hank ®

- Noi dugc fch lgi cua viec hit they khong khf rong lanh va tac hai cua viec hit
tha khong khf c6 nhieu khf cac-bo-nfc, nhieu khoi, bui d6i vdi she khoe con ngudi

II. DO DUNG
GV : Hinh ve SGK trang 6, 7, guong soi nho du cho cac nliom
HS : SGK
III. CAC HO AT D0NG DAY- HOC CHU YEU
HOAT DpNG CUA THAY

HOAT DpNG CUA TR

dllt
..

1. Kiem tra bai cu
- Ke ten cac bo phan cua co quan ho hap - Mui, khf quan, phe quan, hai la phoi
2. Bai i noi
a. HD1 : Thao luan nliom __
* Muc tieu : Giai thfch dugc tai sao ta nen thd bang mui ma klidn g nen thd bang
mieng
* Cach tien hanh _
- Cac em nhin tliay gi trong mui
- Klii bi so mui, em thay co

I*

y guong ra soi QS 16 mui cua

- HS tra ldi
hai 16 mui ?
- Hang ngay dung khan sac
trong mui, em tha'y tren khan co ;i ?
- Tai sao tlidjljang mui td't hon thd bang
mieng
* GVKL : Tlid bang mui la hgp ve sinh, co lgi cho sire khoe, vi vay chung ta nen
thd bang ipBi
b. HD2 : Lam viec vdi SGK
* Muc tieu : Noi dugc fch lgi cua viec lift thd khong khf trong lanh va tac hai cua
viec hit thd khong khf co nhieu khoi bui doi vdi she khoe
* Cach tien hanh

- QS H3, 4, 5 theo cap
+ Budc 1 : Lam viec theo cap
- Bhc tranh nao the hien khong khf trong - HS thao luan
lanh, bhc tranh nao the hien khong khf
co nhieu khoi bui ?
- Klii dugc thd d khong khf trong lanh
ban cam thay the nao ?
- Neu cam giac cua ban khi phai thd
khong kill co nhieu khoi bui ?
- Dai dien nliom len trinh bay
+ Budc 2 : Lam viec ca ldp
- Thd khong khf trong lanh co lgi gi ?
- Thd khong khf co nhieu khoi bui, co
hai gi ? _
* GVKL : Khong khf trong lanh la khong khf chua nhieu khf 6 - xi, ft khf cac - bo nfc va khoi bui,
Khf 6 - xi can cho hoat dong song cua co the. Vi vay, thd
khong klif trong lanh se giup chung ta khoe manh. Khong khf chua nhieu khf cac -


Hid Sinh

76uif - 'Jrtituj 'Jifat hoe 76op '7hanh

rJi

bo - me, khoi, bui, .... la khong khf bi 6 nhibm. Vi vay, thb khong khf bi 6 nhibin se
co hai cho sue khoe

*
I,

I

||Tuan 2||
TIT NHIEN VA XA HOI


®f« Sink 7(tni - 'Joan*} TTiiii ho* 7(op 7hank ®

Bai 3 : VE SINH

HO

Hfl>

I. MUC TIEU
- Sau bai hoc HS biet neu fch lgi cua viec tap thb buoi sang
- Ke ra nhtrng viec nen lam va khong nen lam de gitr ve sinh
- Gitr sach mui hong

co quan ho hi

II. DO DUNG
GV : Hinh ve trong SGKtrang 8, 9
III. CAC HO AT DONG DAY- HOC CHU YEU

*I

HOAT DpNG CUA THAY

HOAT DONG

TRO

1. Kiem tra bai cu
- HS tra led
- Tiro klrong khi trong lanh co lgi gi ?
- Nhan xet ban
- Tiro klrong khi co nliieu khoi bui co
hai gi
l|
2. Bai mod
a. HD1 : Thao luan nlrom _ _
* Muc tieu : neu drrgc fch lgi cua viec tap thb buoi sang
* each tien hanh
- HS QS HI, 2, 3 trang 8 thao luan nliom
+ Bubc 1 : Lam viec theo nliom
- Tra lbi cau hoi
- Tap thb sau vaoNJti png to lgi gi ?
- Hang ngay chngs ta nen lam gi de gitr
saclr nfitii hgng ?
- Dai di<5n moi nhom len tra lbi mot cau
+ Bubc 2 : Lam viec ca lbp

Ur

i

-

- niilt nlliÿ'dan lau sach mui va stic

hoi

mieng bang nirbc muoi de tranh bi
nhiSm trimg cac bo phan cua co quan
ho hap tren
- GV nhde nhb HS nen co thoi quen tap
the due buoi sang va co y thtre gitr ve
sinli mui hgng
b. HD2 : Tlrao luan theo cap
* Muc tieu : K6 ra drrgc nhtrng viec nen lam va khong nen lam de gitr ve sinli co
quan ho hap
* Cach tien hanh
- QS H9 theo nhom doi tra lbi cau hoi
+ Bubc 1 : Lam viec theo cap
- Chi va noi ten cac viec nen va khong
nen lam de bao ve va gitr ve sinh co
quan ho hap
- HS trinh bay, mbi HS phan tfch 1 tranh
+ Bubc 2 : Lam viec ca lbp
- Yeu cau HS len he trong cube song, ke
ra nhtrng viec nen lam va co the lam
drrgc de bao ve va gitr ve sinh co quan
ho hap. Neu nhtrng viec cac em co the


Oiut Sinh

JCm/ - 'Ji'O’ntf ’TTiin hoe 7(op 'Thanh ®

lam b nha va xung quanh khu vrrc noi
cac em song de gib cho bau khong khf
luon trong lanh _

* GVKL : Khong nen b trong phong co ngirbi hut thuoc la, thuoc lao ( vi trong
khoi thuoc la, thuoc lao co nlrieu chat doc ) va choi dua b noi co nhieu klroi, bui.
Khi quet don, lam ve sinh lbp hoc, nlra b can phai deo khau trang. Luon quell jlnnli

IJ

va lau sach do dac cung nhu1 san nha de dam bao klrong khf trong nha luon trong
sach khong co nlrieu bui. Tham gia tong ve sinh drrbng di ngo xom, khong vfrt rac,
kliac nho brra bai,...
IV. CUNG CO, DAN DO
- GV nhan xet gib hoc
- Ve nha xem lai bai'

!

ii

i


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

TL NHIEN VA XA HOl
Bai 4 : PHONG BENH DUONG HO HflP
I. MUC TIEU

- Sau bai hoc HS ke dupe 1 so benh dubng ho hap thubng gap
- Neu duoc nguyen nhan va each de phong benh dubng ho hap
- Co y thuc phong benh dubng ho hap
II. DO DUNG
GV : Cac hinh ve SGK trang 10, 11
HS : SGK
III. CAC HO AT DONG DAY- HOC CHU YEU
A
HOAT DONG CUA THAY

-

CUA TRO

1. Kiem tra bai cu
- Hhng ngay, chung ta nen lam gi de giu
xe »an
ve sinh mui, hong ?
I
2. Bai mbi
a. HD1 : dong nao
hap thubng gap
* Muc tieu : Ke ten mot so be
* Cach tie'n hanh :
- Ke ten cac bo phan c«a fohuan ho hap - Mui, kill quan, phe quan, hai la phoi
da hoc b bai trubc
- KAten 1 benh dubng (id hap ma em
-HS ke
biet
b. HD2 : Lam viec vbi SGK

* Muc tiMv. Neu duoc nguyen nhan va each de phong benh dubng ho hap
Co y thuc phong benh dubng ho hap
ch tie'n hanh :
- HS QD va trao doi vbi nhau ve ND H
1 : Lam viec theo cap
Bubc
+
1, 2, 3, 4, 5, 6 trang 10, 11
- GV HD HS QS
- Dai dien mot so cap trinh bay
+ Bubc 2 : Lam viec ca lbp
- De phong benh viem hong, viem phe
- Chung ta can lam gi de phong benh
quan va viem phoi chung ta can mac du
dubng ho hap ?
am, khong de lanh co, nguc, hai ban
chan, an du chat va khong uong do uong
qua lanh
- Cac em phong benh dubng ho hap
chua
* GVKL : - Cac benh viem dubng ho hap thubng gap la : viem hong, viem phe
quan, viem phoi, ...
- Nguyen nhan chinh : do bi nlrnSm lanh, nlrnSm trimg hoac bien chung cua
cac benh truyen nhiem ( cum, sbi )
- Cach de phong : giu am co the, giu ve sinh mui hong, giu noi b du am,
thoang klrf, tranh gio lua, an uong du chat, luyen tap the due thubng xuyen.
c. HD3 : Choi tro choi bac si


Hid Sinh

76uif - 'Jrtituj 'Jifat hoe 76op '7hanh

rJi

* Muc tieu : Giup HS cung co nhiing kien tln'rc da hoc duoc ve phong benh viem
dirdng ho hap
* Cach tien hanh :
+ Budc 1 : GV HD
- 1 HS dong vai benh nhan
- 1 HS dong vai bac si
- HS choi tln'r trong nhom
+ Budc 2 : To cln'rc cho HS choi
- 1 cap len dong vai benh nhi
ic
- Ca 16p xem gop y bo sung.
IV CUNG CO, DAN DO
- GV nhan xet gib hoc
- Ve nlia xem lai bai
-

I,

I


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

If
>|

I

I

||Tuan 3||
TL NHIEN VA XA H0I
Bai 5 : BENH

LflO PHOI

I. MIJC TIEU
- Sau bai hoc : HS neu nguyen nhan, dubng lay benh va tac hai cua benh lao phoi
- Neu dupe nhtrng viec nen va khong nen lam de de phong benh lao phoi.


Oiut Sinh

JCm/ - 'Irony 'TTirn hoe 7(op 'Thanh ®

- Noi vbi bo me khi ban than co nhung dau hieu bi mac benh ve dubng ho hap de

dime di kham va chua benh kip thbi
- Tuan theo cac chi din cua bac si khi bi bcnh

II. DO DUNG
GV : Hinh ve trong SGK trang 12, 13
HS : SGK
III. CAC HOAT D0NG DAY- HOC CHU YEU
HOAT DpNI

HOAT DpNG CUA THAY

1. Kiem tra bai cu

- Viem mui, v|
va viem plibi.

7

he quan
thubng gap ?
2. Bai mdi
a. HD1 : Lam viec vdi SGK
ai cua benh lao phoi
* Muc tieu : Neu nguyen nhan, dubng 11ÿ
* Cach tien hank :
- Nhom trubng dieu khien nhom minh
+ Bubc 1 : Lam viec theo nhom nho
QS H 1, 2, 3, 4, 5 trang 12
- Nguyen nlran gay benh lamrtJiilfciJiU" - Phan cong hai ban doc lbi thoai giua
- Benli lao phoi co bieu hien nhu the nao bac si va benh nlran
- Benh lao phoi co the; lay tir ngubi benh
sang ngubi lanh bang con dubng nao ?
- Benh lao plibi gly ra tac hai gi doi vbi
she khoe cua ban than ngubi benh va
nhung ngubi sung quanh ?
+ Dai dien nhom len trinh bay
- Cac nhom kliac bo sung gop y
+ Bubc 2 : lam viec ca lbp

b. HD2 : Tlrao luan nhom
*Jnuc tieu : Neu duqc nhung viec nen lam va khong nen lam de phong benli lao
phoi
* Cach tieii hanh
- HS QS hinh ve trang 1 3 theo nhom, tra
+ Bubc 1 : Thao luan nhom
lbi
- Ke ra nhung viec lam va hoan canh
khien ta de mac benli lao phoi
- Neu nhung viec lam va hoan canh giup
chung ta co the phong tranh duqc benli
lao phoi
- Tai sao khong nen khac nho bira bai ?
+ Bubc 2 : Lam viec ca lbp
- Dai dien nhom len trinh bay
+ Bubc 3 : Lien he
- Em va gia dinh can lam gi de phong
tranh benh lao phoi ? _ - HS tra lbi
* GVKL : Lao la mot benh truen nliifem do vi kliuan lao gay ra. Ngay nay, khong
chi co thuo'c chu khoi benh lao ma con co thuo'c tiem phong lao. Tre em duqc tiem
phong lao co the kliong bi mac benh nay trong suot cube dbi.
c. HD 3 : Dong vai
- Ke ten mot so bcnh dubng ho hap

*

1


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

* Muc tieu : Biet noi vbi bo me khi ban than co nhirng dau hieu bi mac benh dirbng
ho hap de dugc di kham va chtra benh kip tlibi
* Cdch tien hanh :
+ Buoc 1 : Nhan nlviem vu va chuan bi
trong nhdm
- M6i nhom nhan 1 trong 2 tinh huong
- GV neu tinh huong neu bi 1 trong cac
tren thao luan, dong vai trong nhom
benh dircmg ho hap, em se no gi vbi bo
me de bo meh dira di kham benh ?
- Kiri dirge dira di kham benh, em se noi
gi vbi bac si ?
- Cac nhom len trinh bay trubc lbp
+ Budc 2 : Trinh dibn
* GVKL : Khi bi sot, met moi, chung ta can phai noi ngay vbi b6' me de dirge dira
di kham benh kip thbi. Klii den gap bac si, chung ta phai noi ro xem ininli bi dau b
dau de bac si chuan doan dung benh, neu co benh phai uong thuoc du lieu theo don
cua bac si.
Ki ir
IV CUNG CO, DAN DO
- GV nhan xet tiet hg
re hgc tbt
- Khen nliirng HS co ;

I

I

TL NHIEN VA XA HOl

Bai 6 :

I. MUC TIEU

M flU Vfl C0 QUQti TCI0N HOflN


Oiut Sinh

JCm/ - 'Ji'O’ntf &ieii hoe 7(op 'Thanh ®

- Sau bai hoc HS co kha nang trinh bay

so hrqc ve co cau va cln'rc nang cua

mau
- Neu dirqc cln'rc nang cua co quan tuan hoan
- Ke dirqc ten cac bo phan cua co quan tuan hoan

II. DO DUNG
GY : Hinh ve trang 14, 15, tiet lqn hoac tiet ga chong dong de trong o'ng
thuy tinh
HS : SGK
III. CAC HOAT D0NG DAY- HOC CHU YEU
HOAT DpNG CUA THAY

HOAr

JA

1. Kiem tra bai cu
- Nguyen nhan gay benh lao phoi la gi ? - HS tra
- Benh lao phoi co bieu hien nlnr the nao
?
I
2. Bai mdi
a. HD1 : OS va thao luan
an l phan cua mau va cln'rc nang cua huyet
* Muc tieu : trinh bay dirqc sor lirqc
tuan hoan
cau do. Neu dirqc cln'rc nang cua co
* Cach tien hanh I il
n 1
- HS QS hinh ve 1, 2, 3 trang 14 + QS
+ Buoc 1 : Lam viec theo nliom
o'ng mau dirqc chong dong - thao luan
- Ban da bi dut tay hay trfiy aa bao gicf
nliom
chira Khi bi dut tay hoac tray da ban
nhin thay gi b vet thircmg ?
- Tlieo ban, khi mau bi chay ra khoi co
*()nfe haY *a dac ?
- QS mau da dirqc chong dong trong o'ng
nghiem ban thay mau dirqc chia lam
may phan ? Do la nhtrng phan nao ?
- QS huyet cau do b H3, ban thay huyet
cau do co hinh dang nlnr the nao ? No co
cln'rc nang gi ?
- Co quan van chuyen mau di khap co
the co ten la gi ?

+ Budc 2 : Lam viec ca lbp
- Dai dien timg nliom len trinli bay
- Cac nliom kliac bo sung _
* GVKL : Mau la mot chat long mau do gom hai thanh phan la huyet tirong va
huyet cau, con goi la cac te bao mau
- Co nliieu loai huyet cau, quan trong nliat la huyet cau do. Huyet cau do co
dang nlnr cai dia, lorn hai mat. No co chuc nang mang khi o-xi di nuoi co the.
- Co quan van chuyen mau di khap co the dirqc goi la co quan tuan hoan
b. HD2 : Lam viec vbi SGK
* Muc tieu : Ke dirqc ten cac bo phan cua co quan tuan hoan
* Cach tien hanh

I

I

1

tl*l##,cWt


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

+ Buoc 1 : Lam viec theo cap
+ Buoc 2 : Lam viec ca lop

- HS QS H4, 1 em hoi 1 em tra loti
- 1 so cap HS len trinh bay KQ thao luan

* GVKL : Co quan tuan han gom c6 : dm va cac mach mau

c. HD3 : Choti tro choti tiep she
* Muc tieu :Hieu dupe mach mau di tdti moi co quan cua co the
* Cach tie'n hanh :
- HS chia lam 2 dpi co so ngircti
+ Btfdc 1 : GV HD HS choi
nhau
2
Buoc
:
+
- HS choti tro choi
rL
- GV ket luan va tuyen drrong dpi thang

A

h|'de tat ca
* GVKL : NhP co cac mach mau dem mau den moi bp pha
cac co quan cua co the co du chat dinlr drrong va o-xL at fioMdong. Dong thoi , mau
cung co clu'rc nang chuyen cho khi cac-bo-nic va chat thai cua cab co quan trong co
the den phoi va than de thai chung ra ngoai.
IV CUNG CO, DAN DO
>1
- GV nhan xet tiet hoc
- Khen nhtrng HS co y time

I

I

Oiut Sinh

JCm/ - 'Ji'O’ntf &ieii hoe 7(op 'Thanh ®

||Tuan 4||
TL NHIEN VA XA H0I
Bai 7 :

HO0T DQNG TCJflN HOflN

I. MUC TIEU
- Sau bai hoc HS biet there hanh nghe nhip dap cua tim va dem nhip mach
- Chi deroc drrdng di cua mau trong so do vong tuan hoan ldn va vong tuar

nho

II. DO DUNG
GV : Hinh ve trong SGK, so do 2 vong tuan hoan, cai
loai mach mau cua 2 vong tuan hoan
HS : SGK
III. CAC HOAT DONG DAY- HOC CHU

fen cac

I

H >AT DpNG CUA TRO
HOAT DONG CUA THAY
1. Kiem tra bai cu

tra lcri
- Mau gom nhung thanlr phan nao
- Co quan tuan hoan gom nln/ng
2. Bai mdi
a. HD1 : Time hanh
* Muc tieu : Biet nghe nhip dap cua tim va dein nhip mach dap
* Cdch tien hanh :
+ Birdfc 1 : Lam \(iec ca ldp
- 1 so HS len lam mSu
- GV HD HS : ap tai vao ngrre cua ban
de nghe tim dap va dem so nhip dap cua
tim trong 1 phut
- Dat ngon tro va ngon giira cua ban tay
phai len co tay trai cua minh hoac cua
ban dein so nhip mach dap trong 1 phut
- Tung cap HS there hanh nhrr HD
+ Buoc 2 : lam viec theo cap
viec
ca
lam
ldp
+ Buoc 3 :
- HS tra lcri cau hoi
- Cac em da nghe thay gi klri ap tai vao
ngrre cua ban minh ?
- Kiri dat may dau ngon tay len co tay
minh hoac tay ban, em cam thay gi ?
* GVKL : Tim luon dap de bom mau di khdp co the. Neil tim ngrmg dap, mau
kliong luu thong deroc trong cac mach mau, co the se chet.
b. HD2 : Lam viec vdi SGK

* Muc tieu : Chi deroc during di cua mau tren so do vong tuan hoan ldn va vong

tuan hoan nho

* Cdch tien hanh
+ Budc 1 : Lam viec theo nhom
- GV goi y :
. Chi dong mach, tinh mach va mao


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

mach tren so do. Neu cln'rc nang cua
tung loai mach mau
. Chi va no dirdng di cua mau trong vong - HS lam viec theo nhdm nhd, tra ldi
theo goi y cua GV
tuan hoan nhd. Vong tuan hoan nhd co
cln'rc nang gi ?
. Chi va noi dirdng di cua vong tuan
hoan 1cm. Vong tuan hoan 1dm co cln'rc
nang gi ?
ldi cau hoi
+ Budc 2 : Lam viec ca ldp
- Cac nhdm khac bdÿung
i 1
* GVKL : Tim luon co bop de day mau vao 2 vong tuan hoan. Vong tuan hoan ldn
: dira mau cln'ra nliieu khf o-xi va chat dinh dirdng tir tim di nudi cac co quan cua co
the, dong thdi nhan khf cac-bo-nfc va chat thakcua fcac co quan rdi trd ve tim..
Vong tuan hoan nhd : dim mau tir tim den phoi lay khf O-xi va thai khf cac-bo-nfc
rdi trd ve tim

c. HD3 : Choi trd choi ghep chu~ vao hinh
Ini rong tuan hoan
* Muc tieu : Cimg co kien thirc d
* Cach fieri hanh
in i
+ Budc 1 : GV phat mdi nhc
- Cac nhdm thi dua ghep chir vao hinlr
do choi gom so do hai vong
iau cua
phieu rdi ghi ten cac loai ma
2 vong tuan hoinll I
- Nhdm nao song trudc dan san pham
+ Budc 2 : Cac nhdm choi
cua minh len trrrdc
- Nhan xet khen nhdm ban

m
,P+

'

IV. CLING CO, DAN DO
nhan xet tie't hoc
U w - Ve nha on bai

U I- *V


Oiut Sinh

JCm/ - 'Ji'O’ntf ’TTiin hoe 7(op 'Thanh ®

TUNHIEN VA XA HOl
Bai 8 : YE SINH CO QUAN TUAN HOAN

I. MUC TIEU
- HS biet so sanh mue do lam viec cua dm khi choi dua qua sire hoac luc lam
viec nang nhoc vdi luc co the dirge nghi ngoi, thir gian
Neu cac vieirec nen lam va khong nen lam de bao ve va gifr ve smh co quan
tuan hoan
- Tap the due deu dan, vui choi, lao dong vira
co quan tuan
e
hoan

II. DO DUNG

I

Ipcÿe

I
GV : Hinh ve trong SGK
HS : SGK
III. CAC HOAT DONG DAY- HOC CH1U YEU
HOAT DONG CUA THAY

A. Kiem tra bai cu
- Chi va noi dircmg di cua mau trong
vong tuan hoan nho va vong tuan hoan

Ion tren so d6

fin

HOAT DpNG CUA TRO
- 2, 3 HS len bang
- Nhan xet ban

chi

__ roi tro choi van dong __
* Muc tieu : So sanh dirge mire do lam viec cua dm khi choi dua qua sue hay lam
viec nang nhgc vdi luc co the dirge nghie ngoi, thir gian
* Cach tien hank :
- HS choi tro choi : Con tho an co, uong
+ Budc 1 :
nude, vao hang
- Cac em co cam thay nlrip dm va mach
- Nhan xet sir thay doi nlrip dap cua dm
cua minh nhanli hon luc chung ta ngoi
sau m6i tro choi
yen kliong ?
+ Bubc 2 : GV cho HS choi tro choi doi - HS choi tro choi
hoi van dong nliieu
- HS thao luan tra ldi
- So sanh nhip dap cua dm va mach khi
van dong manh vdi khi van dgng nhe
hoac khi nghi ngoi _
* GVKU : Khi ta van dong manh hoac lao dong chan tay thi nhip dap cua dm va
mach nhanh hon binh thirdng. Vi vay, lao dgng va vui choi rat co lgi cho hoat dong

cua dm mach. Tuy nliien neu lao dong hoac hoat dong qua sire, dm co the bi met,
co hai cho sue klioe
b. HD2 : Thao luan nliom


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

* Muc tieu : Neu dupe cac viec nen lam va khong nen lam de bao ve va gih ve sinh
ecu quan tuan hoan. Co y tln'rc tap the due deu dan, vui choi, lao dong vita sue de
bao ve co quan tuan hoan
* Cach tien hanh
+ Bu6c 1 : Tln'io luan nhom
- Hoat dong nao co loi cho dm, mach ?
Tai sao khong nen luyen tap va lao
dong qua sue ?
- Nhfmg cam sue nao dudi day co the
lam cho dm dap nhanh hon
. Klii vui qua
. Luc hoi hop, sue dong manh
- HS that
ra ldi cau hoi
. Luc the gian
. Tim gian
- Tai sao chung ta khong nen mac quan
ao, di day dep qua chat
Ke ten mot so tln'rc an, do uong
gii
bao ve dm mach va ten nlnrng there a:
do uong... lam tang huyet ap, gay so
dong mach

- Dai dien nhom len trinh bay
+ Buoc 2 : Lam via- Cac nhom khac bo sung
* GVKL : Tap th£ due the thao, ... co loi cho dm mach. Tuy nlvicn, van dong hoac
lao dong qua she seÿhong co loi cho she khoe...
NG CO, DAN DO
i¥
nhan xet tiet hoc
nha on lai bai

...

l4t


Hid Sinh

76uif - 'Jrtiiuj CJien hoe 76op '7hanh

rJi

||Tuan 5||
TL NHIEN VA XA H0I
Bai 9 : PHONG BENH TI

C

I. MUC TIEU
HS ke dupe mot so benh ve dm mach
Neu dupe sit nguy hiem va nguyen nhan gay

Ke ra mot so each de phoÿij[)ÿqtft|tljajÿJm
dm
Co y tln'rc de phong b
II. DO DUNG
GV : Cac hinh tring 9(
HS : SGK
i
III. CAC HQiT DONG DAY- HOC CHU YEU
-

V

benh thap dm d tre em

1

HOAT DpNG CUA THAY

HOAT DONG CUA TRO

A. Kiem tra bai cu
- Neu nhtrng viec nen lam de giu1 ve sinh

cfliUÿnTiutn hoan ?

- HS neu
- Nlian xet ban

B. Bai mdi
a. HD 1 : Dong nao

* Muc tieu : Ke dupe ten mot vai benli ve dm mach
* Cach tien hanh
- Ke ten mot benh tim mach ma em biet
- HS ke
?
b. HD2 : Dong vai
* Muc tieu : Neu dupe su nguy hiem va nguyen nhan gay ra benh thap tim b tre em
* Cach tie'n hanh
- HS QS SGK
+ Budc 1 : lam viec ca nhan
- Doc 16d hoi dap cua timg nhan vat
trong cac hinh
+ Budc 2 : lam viec theo nhom
- HS thao luan nhom va tra lbi cau hoi
- b Ida tuoi nao thubng hay mdc benh
thap tim ?
- Benh thap tim nguy hiem nhu the nao ?
- Nguyen nhan gay ra benh thap tim la
- Cac nhom sung phong dong vai dua


®f« Sink 7(tni - 'Joany TTiiii ho* 7(op 7hank ®

theo cac nhan vat trong hinh 1, 2, 3
gi?
- Nhan xet ban
+ Elide 3 : Lam viec ca lbp
* GVKL : Thap tim la mot benh ve tim mach b lira tuoi HS thirbng mdc. Benh nay
de lai di trung nang ne cho van tim, cuoi cimg gay suy tim

Hoat dong 3:
a. Muc tieu:
- Ke dirge mot so each de phong benh thap
tim
-Co y tln'rc phong benh thap tim.
b. Cach tien hanh:
-Cac nhom q/s cac hinh Tr.20, chi vao timg
hinh va noi ve noi dung y nghia cua cac
viec lam trong timg hinh doi voi viec phong
benh thap tim.
I
- Yeu cau cac nhom trinh bay.
- Nhan xet, bo sung.

Hoat dong nhom ddi

I

I

J
Goi mot so s dai dien cho cac cap len
trinh bay ket qua.
H4: Mot ban dang sue mieng nirbc muoi de
phong viem hong
H5: Girt am co ngirc, tay va ban chan de de
phong cam lanh, viem khbp cap tinlr.
H6: a uong day du co the khoe manh de
*Ket luan:
De de phong benh thap tim

ai giir am phong tat ca cac benh , nhat la benh thap
co the, an ubngldu chat, giir |ve sinh ca nlran tim.
tot, ren luyen than the- hang ngayde tranh
benh viem hong, viem a-mi-dan keo dai
hoac viem khbp oap...
4. Cung co Dan do
VN bn bai tot
He thong bai

1

-

-Nlran xet tiet hoc

* Dan do: Nlhic nlib h/s

-


Hid Sinh

76uif - 'Jrtituj 'Jifat hoe 76op '7hanh

rJi

I,

I
TUNHIEN VA XA HOl

Bai 10: HO AT D0NG BAI TIET NL0C TIEU

1/ MUC TIEU:
+ Sau bai hoc HS co klia nang:
- Ke ten cac bo phan cua co quan bai tiet va neu chhc nang cua chung.
- Giai thich tai sao hang ngay m6i ngbi phai uong du nude.
II/ DO DUNG DAY HOC
- Cac hinh SGK tranh 22, 23.
- Hinh co quan bai tiet nude tieu phong to.
Ill/ HOAT DONG DAY HOC

-

HOAT DONG CUA THAY

HOAT DONG CUA TRO

1- Kiem tra
-HS tra ldi.
- Muon de phong benh thap tim ta lam
the nao?
- Gidi thieu: Co quan tao ra nude tieu va -Nlran xet, bo xung.
thai nude tieu ra ngoai la co quan bai tiet
nude tieu.


®f« Sink 7(tni - 'Joan*} TTiiii ho* 7(op 7hank ®

2. Bai mdi:

Hoat dong 1:

Quan sat va thao luan

a-Muc tieu: Ke diroc ten cac bo phan
cua co quan bai tiet nude tieuva neu
chu’c nang cua chung.

b-Cach tien hanh
Bl: Lam viec theo cap
GY yeu clu 2hs cimg quan sat.

HS quan sat tranh hinh 1 (22) va
than, ong din nude tieu,. ..
Vai em neu ket qua .

B2: Lam viec ca ldp
GV treo hinh co quan bai tiet nude tieu
phong to len bang yeu cau hoc sinh len
chi va noi ten cac bo phan cua co quan
bai tiet nude tieu.
*Ket luan: Co quan bai tiet nud|, (id
gom 2 qua than, 2 ong din nude
bong dai va ong dai
Hoat dong 2:
a-Muc tieu: Quan sat .tianh va tim duqc
Chu’c nang cua ca quan bai tiet.
b-Cach tien hanh:
i clu HS Quan sat tranh va
Bl:- GV

iu hoi... (hinh 2)

- HS quan sat:
- Len chi va neu ten

;c

d\\

II

o phan cua

co quan bai tiet nude tieu.
- L<

xet, bo sung.

!»l
hao luan

Dai dien nhom neu ket qua trude ldp.
Ldp bo xung

theo nhom

Gai y:
+ Nude Jeu duqc tao thanh d dlu?
HS dat clu hoi va tra ldi cac clu hoi co
+Trong nude tieu co chat gi?

lien quan den bo phan bai tiet..
+Nudc tieu duqc dua xuong bong dai
blng dudng nao?
+Trudc khi thai ra ngoai, nude tieu duqc
cln'ra d dlu?
+Nudc tieu duqc thai ra ngoai blng
dudng nao?
+Moi ngay moi ngudi thai ra ngoai bao
nhieu lit nude tieu?
- HS thao luan va tra ldi trude ldp timg
B3:Thao luan ca ldp
clu hoi theo gqi y:
- Nude tieu duqc tao ra tir cac chat thai
doc hai co trong mau trong qua trinh bai
tiet.
- Trong nude tieu co nhung chat can ba.
- Nude tieu dua xuong bong dai blng
hai ong din nude tieu.
- Trude khi dua ra ngoai nude tieu, nude
tieu duqc cln'ra d bong dai


Oiut Sinh

JCm/ - 'Jcontf ’TTiin hoe 7(op 'Thanh ®

- Duoc dua ra ngoai qua ong dai.
*Ket luan:
+Than co chut nang loc mau, lay ra cac
chat thai doc hai co trong mau tao thanh - Vai em neu lai ket luan.

nude tieu.
+ong dfm nude tieu cho nude tieu di tir
than xuong bong dai.
+Bong dai co chuc nang cluia nude tieu
+ong dai co chuc nang dim nude tieu tir
bong dai ra ngoai.
3. Cung co Dan do
*Cung co: - He thong bai
- Nhan xet tiet hoc
* Dan dd:
-Nlnic nhd h/s
- VN 6n bai

-

I

«.i

-

l

||TUAN 6||
TL NHIEN VA XA HOl
Bai 11: YE SINH CO QUAN BAI TIET Nl/OC TIEU
1/ MUC TIEU:
+ Sau bai hoc, HS biet:
- Neu feh lod cua viec giir ve sinlr co quan bai tiet nude tieu.
- Neu duqc each de phong mot so benh d co quan bai tiet nude tieu.

II/ DO DUNG DAY- HOC
Ill/

:

- Cac hinh SGK trang 24, 25.
- Hinh co quan bai tiet nude tieu phong to.
DAY - HOC
HOAT

D0NG

HOAT DpNG CUA THAY

I

HOAT DpNG CUA TRO

]


®f« Sink 7(tni - 'Joan*} TTiiii ho* 7(op 7hank ®

1- Kiein tra
- Hay ke ten cac bo phan cua co quan
bai tiet nirbc tieu?
- Neu cln'rc nang cua cua co quan bai tiet
nirbc tieu?
- Nhan xet, danh gia bai h/s.

2. Bai mbi:
Hoat dong 1:
a-Muc tieu: Neu dirge ich lgi cua viec
girt ve sinlr co quan bai tiet nirbc tieu
b-Cach tien hanh
Bl: Lam viec theo cap
Yeu cau timg cap h/s thao luan theo cau
hoi: Tai sao chung ta can girt ve sinlr co
quan bai tiet nirbc tieu?
B2: Lam viec ca lbp
*Ket luan: Girt ve sinh co quan b
nirbc tieu de tranh bi nlrifem trjjnjgj
Hoat dong 2:
a-Muc tieu: Neu drrcid cad
&
mot so benli cua «o quan b
it nirbc
tieu.
b-Cach tien hanh:
Bl: Lam viec theo cap.
Quan sat cac hinh
trong sgk va noi xem ban trong hinh
dang lam gi? Viec lam do co lgi gi doi
vbi co quan bai tiet nirbc tieu?
B2: Lam viec ca lbp
* Ket luan:
3. Cung co Dan do
*Cung co:
He thong bai
* Dan do: Nlhic nhb h/s

ii

MI

IW1!

-HS tra lbi.
-Nhan xet, bo xung.

Thao luan ca lap

'

- HS thao Inn theo ca r.
- Yeu cau mot so cap len trinli bay ket

qua thao luan.
- Nhbm khac nhan xet.

1 LHTT1"
- Nhdc lai ket luan.
Quan sat va thao luan

- Cac cap quan sat tranh va tra lbi cac

cau hoi.
Dai dien nhbm neu ket qua trubc lbp.
Lbp bo xung
- Vai em

nhde lai ket luan.

-

+VN tlnrc hanh uong nhieu nirbc.


Hid Sinh

76uif - 'Jrtituj 'Jifat hoe 76op '7hanh

rJi

I,

I

TL NHIEN VA XA HOl
Bai 12: CO QUAN THAN KINH

I. MIJCTIEU:
+ Sau bai hoc, h/s biet:
- Ke ten va chi tren sc# do, chi tren bo phan cua co quan than kinh.
- Neu vai tro cua nao, tuy son, cac day than kinh va cac giac quan.

II. DO DUNG DAY- HOC:
- Cac hinh trong sgk trang 26 -27.
- Hinh co quan than kinh phong to.

III. CAC HOAT DONG DAY- HOC CHU YEU: