Question: Which makes up 55% of a centrifuged blood sample?

Answer Choices:
A. leukocyte
B. erythrocyte
C. plasma
D. thrombocyte

Answer: C. plasma

Question: What name is given to bonds that involve the sharing of electrons?

Answer Choices:
A. ionic
B. polar
C. covalent
D. hydrogen

Answer: C. covalent

Question: Which type of immune response involves the body responding to its own cells as harmful?

Answer Choices:
Hypersensitivities
Allergy
Autoimmunity
Isoimmunity

Answer: Autoimmunity

Question: The baroreceptors in the carotid and aortic bodies are sensitive to ___?

Answer Choices:
a. changes in oxygen content
b. changes in arterial gases
c. changes in carbon dioxide levels
d. changes in pH
e. all of the above

Answer: e. all of the above

Question: What is the function of major histocompatibility complex proteins?

Answer Choices:
They help the immune system to localize the inflammatory response.
They reduce toxins.
None of these
They mark cells as “self.”

Answer: They mark cells as “self.”

Question: Which of the following is the correct sequence of a hormone action mechanism?

Answer Choices:
Hormone enters cell > directly chemical messages > cell membrane receptor > enzyme
Hormone is removed > second messenger > cell membrane receptor > cell activity
Hormone enters cell > second messenger > cell activity > messenger of nucleus
Hormone enters cell > nuclear receptor > cell activity > cell membrane receptor

Answer: Hormone enters cell > nuclear receptor > cell activity > cell membrane receptor

Question: Alcohol stimulates the release of ADH.

Answer Choices:
True
False

Answer: False

Question: Which type of immunity is received when you receive a vaccination?

Answer Choices:
artificially acquired passive
naturally acquired active
artificially acquired active

Answer: artificially acquired active

Question: Which are involved in humoral immune responses?

Answer Choices:
A. Macrophages
B. Basophils
C. Mast cells
D. B cells

Answer: D. B cells

Question: Which portion of hemoglobin is the iron molecule without heme in the center?

Answer Choices:
A. globin
B. heme
C. neither
D. hemoconium

Answer: A. globin

Question: Sperm travels from the scrotum through the abdominal-pelvic cavity by the ______.

Answer Choices:
vasa deferens
testis arteries
epididymis in the inguinal canal
efferent ducts

Answer: vasa deferens in the inguinal canal

Question: In the following reaction: glucose + _______ → glycogen + water

Answer Choices:
A. glycerol
B. enzyme
C. monosaccharide
D. polysaccharide

Answer: B. enzyme

Question: Which of the following is NOT a formed element?

Answer Choices:
A. thrombocyte
B. erythrocyte
C. all of these are
D. leukocyte

Answer: C. all of these are

Question: Which type of immunity is received when you receive a vaccination?

Answer Choices:
artificially acquired passive
naturally acquired active
artificially acquired active

Answer: artificially acquired active

Question: Which of the following sensations is the LEAST water and metabolized by adh?

Answer Choices:
A. burning
B. thirst
C. tight
D. flushed

Answer: A. burning

Question: Osmoreceptors which measure the fullness of the blood and baroreceptors which measure the pressure of the blood can stimulate:

Answer Choices:
True
False

Answer: True

Question: Which term is used to describe the process in which an unsaturated fatty acid?

Answer Choices:
A. oxidative rancidity
B. reverse reduction
C. hydrogenation
D. de-esterification

Answer: C. hydrogenation

Question: Which of the following cells are NOT phagocytic at all?

Answer Choices:
A. monocytes
B. cells of Peyer’s patches
C. neutrophils
D. microphages

Answer: B. cells of Peyer’s patches

Question: Which type of lymphocyte produces antibodies?

Answer Choices:
A. T cells
B. B cells

Answer: B. B cells

Question: What disorder is characterized by voluntary starvation?

Answer Choices:
A. depression
B. schizophrenia
C. bulimia nervosa
D. anorexia nervosa

Answer: D. anorexia nervosa

Question: The reaction glucose + fructose → sucrose + water is a reaction of ______ to produce ______.

Answer Choices:
A. sucrose, fructose
B. glucose, fructose
C. sucrose, water
D. glucose, water

Answer: A. sucrose, fructose

Question: Which of the following is the general function of the endocrine system?

Answer Choices:
sexual development
controls
joint lubrication
muscle contraction

Answer: controls