Human resource management disease ch 5
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Chapter 5
Heredity and Diseases
Types of Hereditary Diseases
(Dominant)
Polydactyly: Extra fingers or toes
Achondroplasia: Defective formation of
cartilage causing dwarfism.
Marfan Syndrome: System cannot support
functions – multisystemic – no cure.
Familial Hypercholesterolemia: High
cholesterol, causes cardiovascular diseases.
Elsevier items and derived items © 2009 by Saunders, an imprint of Elsevier Inc.
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Types of Hereditary Diseases
(Recessive)
Phenylketonuria: Mental Retardation
Galactosemia: Mental Retardation from build up of
galactose causing development problems in brain,
liver and eyes.
Sickle-cell Anemia: Deformed shape of red blood
cells blocking flow of normal blood cells.
Tay-Sachs: Progressive mental retardation and
physical regression.
Albinism: Lack of melanin (color) in skin and hair.
Elsevier items and derived items © 2009 by Saunders, an imprint of Elsevier Inc.
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Types of Hereditary Diseases
(Sex-linked)
Color Blindness: Cannot distinguish reds and
greens.
Hemophilia: Blood-clotting disorder.
Fragile X-Syndrome: Mental retardation due to
breakage of the X chromosome.
Familial Diseases
Epilepsy
Diabetes
Allergies
Cardiovascular diseases
Elsevier items and derived items © 2009 by Saunders, an imprint of Elsevier Inc.
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Types of Hereditary Diseases
(Abnormal Chromosome)
Down Syndrome
Extra Autosomal chromosome
Slanted eyes
Coarse tongue
Short, flat nose
Underdeveloped sex organs
Short life expectancy
Cri Du Chat Syndrome
Small head, deficiency in brain tissue
Weak, cat-like cry
Elsevier items and derived items © 2009 by Saunders, an imprint of Elsevier Inc.
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Congenital Diseases
Appear at birth or shortly after.
Result from failure in developmental stage,
not from chromosome abnormality or
genetics.
Factors
Inadequate oxygen
Drugs/Alcohol
Maternal infection
Malnutrition
Radiation
Elsevier items and derived items © 2009 by Saunders, an imprint of Elsevier Inc.
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