Milk let-down ________.
A. is inhibited by oxytocin
B. relies only on autonomic nerves
C. is stimulated by epinephrine
D. may occur in response to auditory cues
Answer: D
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A muscle whose contraction is mostly responsible for a movement is said to be the ________ for that movement.
A) anergist B) prime mover C) agonist D) antagonist E) both agonist and prime mover
Which growth factor stimulates the formation of capillary networks?
A. Platelet-derived growth factor B. Granulocyte and macrophage colony-stimulating factor C. Epidermal growth factor D. Tumor angiogenesis factor
________ are found in both male and female external genitalia, but the ________ is/are only found in the female.
A. Corpora cavernosa; urethral orifice B. Corpora cavernosa; bulbourethral glands C. Corpus spongiosum; urethral orifice D. Corpora cavernosa; vestibular bulbs E. Corpus spongiosum; mons pubis
A single motor neuron together with all the skeletal muscle fibers it innervates is called a:
A) motor end plate. B) synaptic cleft. C) neuromuscular junction. D) motor unit.