Of the following hormones, which has more target cells in the body than the others?
A) Growth hormone-releasing hormone (GHRH)
B) Growth hormone (GH)
C) Antidiuretic hormone (ADH)
D) Corticotropin releasing hormone (CRH)
E) Oxytocin (OT)
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Question 2) A sperm count any lower than ________ million sperm per mL of semen is usually associated with infertility (sterility).
A) 250 to 500 B) 100 to 200 C) 50 to 100 D) 200 to 250 E) 20 to 25
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Question 3) If you stand on tiptoes to reach something high, you are performing ________ at the ankle.
A) dorsiflexion
B) opposition
C) eversion
D) abduction
E) plantar flexion
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Question 4) Antidiuretic hormone (ADH) targets the ________.
A) kidneys
B) anterior pituitary
C) adrenal gland
D) pancreas
E) hypothalamus
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Question 5) Acidosis has what effect on the resting membrane potential of nerve cells?
A) It causes repolarization. B) It causes hyperpolarization.
C) It causes depolarization below threshold. D) It causes depolarization above threshold.
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Question 6) Which of the following sensory functions involves neurons in the posterior root ganglion?
A) Hearing B) Smell C) Vision D) Taste E) Touch
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Question 7) The ________ system exchanges oxygen and carbon dioxide with the air, whereas the ________ system transports oxygen and carbon dioxide throughout the body.
A) respiratory; digestive
B) respiratory; urinary
C) respiratory; circulatory
D) circulatory; urinary
E) circulatory; digestive
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Question 8) Mucin is secreted by ________ glands, which combines with water to form a thick and sticky product. ________ glands produce a relatively watery fluid.
A) mucous; serous
B) endocrine; exocrine
C) apocrine; mixed
D) serous; mucous
E) merocrine; holocrine
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Question 9) Most Memory B cells are found circulating in the lymph.
Indicate whether the statement is true or false
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Question 10) ________ have 46 chromosomes, whereas ________ have 23.
A) Spermatogonia; primary spermatocytes
B) Type A spermatogonia; type B spermatogonia
C) Primary spermatocytes; spermatids
D) Secondary spermatocytes; primary spermatocytes
E) Spermatids; spermatozoa