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BIO 431 Final Exam Questions with Complete Solutions
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BIO 431 Final Exam Questions with Complete Solutions
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BIO 431 Final Exam Questions withComplete Solutions
Function of hemoglobin - Answer-Oxygen transport
How would hypoxia affect the production of erythropoietin? - Answer-would stimulate an
increase in production in the kidneys
What type of antiserum will type AB + blood agglutinate with? (anti-A, anti-B, anti-Rh) -
Answer-Anti-A, Anti-B, and Anti-Rh
Which layer of the blood vessel alters the diameter of the lumen? - Answer-Tunica
Media
Which chamber of the heart first receives freshly oxygenated blood? - Answer-Left
Atrium
Starling's law in the capillary shows us that - Answer-fluid movement is reabsorption at
the venule end of the capillary.
Which blood vessels function in the exchange of gases and nutrients? - Answer-
capillaries
Which of the following is true?
A) Systolic BP contributes more to MAP because it is a larger number.
B) Diastolic BP contributes more to MAP because it is a larger number.
C) Diastolic BP contributes more to MAP because the heart is resting longer than it is
contracting. - Answer-**C) Diastolic BP contributes more to MAP because the heart is
resting longer than it is contracting.
Which of the following describes the effect that an increase in ADH has on BP?
a) Increase in BP
b) decrease in BP
c) no change in BP - Answer-a) increase in BP
Which of the following lists the two primary lymphatic organs?
A) Peyer's patches and lacteals
B) Thymus and tonsils
C) Tonsils and red bone marrow
D) Thymus and red bone marrow - Answer-D) Thymus and red bone marrow
Which of the following lists the leukocytes that are phagocytic?
A) Basophils, eosinophils, neutrophils
B) Basophils, erythrocytes, neutrophils
, C) Macrophages, erythrocytes, neutrophils
D) Macrophages, eosinophils, neutrophils - Answer-D) macrophages, eosinophils, and
neutrophils
The site of gas exchange within the lungs are the - Answer-alveoli
What effect does surfactant have on water? - Answer-decreases surface tension of
water
Which class of hormones is derived from cholesterol? - Answer-Steroid
The hormones released by the posterior pituitary are - Answer-ADH and Oxytocin
Which of the following hormones is produced by gonadotrophs?
A) FSH
B) hGH
C) PRL
D) ACTH
E) TSH - Answer-A) FSH
Where would you find corticotrophs and gonadotrophs? - Answer-anterior pituitary
Prolactin is a nontropic hormone because - Answer-it stimulates an exocrine gland
Which layer of the adrenal gland secretes mineralcorticoids? - Answer-zona
glomerulosa
Which of the following structures directly controls the pituitary?
a) pineal gland
b) hypothalamus
c) thyroid
d) thymus - Answer-b) hypothalamus
Which of the following is the target of ACTH?
a) Thyroid gland
b) Adrenal medulla
c) Adrenal cortex
d) None of the above - Answer-C) adrenal cortex
The digestion of _________ starts in the mouth. - Answer-carbohydrates and lipids
Which of the following is true of the absorptive (fed) state:
a) Protein is the main energy source.
b) Glycogen is the main energy source.
c) Glucose is the main energy source. - Answer-glucose is the main energy source
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