If the pathway shown in the diagram is a parasympathetic division pathway, which neurotransmitter acts at the effector?
a) Norepinephrine
b) Acetylcholine
c) Epinephrine
d) Dopamine
e) Serotonin
b
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Why does botox diminish frown lines?
A. It blocks acetylcholine receptors. B. It blocks sodium channels in motor neurons. C. It blocks the release of acetylcholine from motor neurons. D. It blocks the release of calcium from the sarcoplasmic reticulum. E. It blocks the binding site for myosin heads.
A small fold of skin attaches the glans clitoris to the labia minor. A similar structure attaches the glans penis to the prepuce. Which of the following would be the most appropriate name for these structures?
a. frenulum b. papilla c. septum d. vestibule e. ampulla
Which of the following represents the most mature stage of follicular development?
A) primordial follicle B) tertiary follicle C) secondary follicle D) primary follicle
Excess triglycerides are stored in adipose tissue. Adipose tissue functions
A. to assist the body in temperature homeostasis. B. pads and protects. C. energy storage. D. insulates. E. All of these choices are correct.