APHY 102 FINAL EXAM IVYTECH
Diabetes insipidus is caused by
excess insulin.
insulin deficiency.
ADH deficiency.
excess ADH. - ANS-ADH deficiency.
T/F: Persons with type AB blood are sometimes called universal donors. - ANS-False
Steroid hormones
are soluble in lipids.
combine with protein receptor molecules.
cause messenger RNA synthesis.
all of the above. - ANS-all of the above.
T/F: Plasma contains fibrinogen, serum does not.
True
False - ANS-True
sweat gland is an example of a(n) _______ gland.
paracrine
autocrine
exocrine
endocrine - ANS-exocrine
The percentage of red blood cells in a sample of human blood is normally about
60%.
30%.
45%.
15%. - ANS-45%.
Tropic hormones
A) function in only one sex.
B) block the actions of hormones that endocrine glands secrete.
C) stimulate certain endocrine glands to secrete hormones.
D) only function in the tropics. - ANS-C) stimulate certain endocrine glands to secrete
hormones.
,The correct sequence of parts that carry cardiac impulses is
A) AV node, AV bundle, Purkinje fibers, SA node
B) AV node, SA node, Purkinje fibers, AV bundle
C) SA node, Purkinje fibers, AV node, AV bundle
D) SA node, AV node, AV rrect bundle, Purkinje fibers - ANS-D) SA node, AV node, AV
bundle, Purkinje fibers
Bile salts function like detergents in that they ___________ fat globules.
A) emulsify
B) coagulate
C) liquefy
D) digest - ANS-emulsify
In an autoimmune disease, the immune response is directed toward
A) all antigens.
B) foreign cells.
C) all antibodies.
D) cells of the body ("self"). - ANS-D) cells of the body ("self").
Which of the following is the correct sequence for the digestion and absorption of lipids?
1. Formation of chylomicrons
2. Emulsification by bile
3. Dissolved in the epithelial cell membrane
4. Hydrolysis by pancreatic lipase
5. Movement into lacteal ducts
A) 2, 4, 3, 1, 5
B) 2, 1, 4, 3, 5
C) 4, 3, 2, 1, 5
D) 3, 2, 4, 5, 1 - ANS-A) 2, 4, 3, 1, 5
The spleen
A) consists of two lobes in the mediastinum.
B) resembles a large lymph node divided into lobules.
C) produces T lymphocytes.
D) produces B lymphocytes. - ANS-B) resembles a large lymph node divided into
lobules.
Which of the following has both endocrine and exocrine functions?
A) Pancreas
B) Anterior pituitary
, C) Liver
D) Thyroid gland - ANS-A) Pancreas
Innate defenses include mechanical and chemical barriers, whereas adaptive defenses
counter specific disease-causing agents.
True
False - ANS-True
Cholesterol functions in the body as an energy source, and furnishes molecular
components for the synthesis of various sex hormones.
True
False - ANS-False
Deficiency of vitamin ___ causes osteomalacia.
D
A
C
E - ANS-D
Copper is essential for producing melanin and myelin.
True
False - ANS-True
Inhibition of which hormone may help in weight loss?
A) Ghrelin
B) Cholecystokinin
C) Leptin
D) Adiponectin - ANS-A) Ghrelin
The right atrium receives blood directly from
- the superior vena cava, inferior vena cava, and coronary sinus.
- the superior vena cava, inferior vena cava, and pulmonary veins.
- the pulmonary veins.
- the superior vena cava and inferior vena cava only. - ANS-the superior vena cava,
inferior vena cava, and coronary sinus.
Which of the following provide(s) a source of complete proteins?
Eggs
Corn
Rice