Which of the following glands are responsible for 60% of the synthesis of semen?
A) the seminal vesicles
B) the bulbourethral glands
C) the prostate
D) the pituitary
A) the seminal vesicles
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The stronger the stimulus, the greater the frequency of action potentials generated and propagated in the afferent neuron
Indicate whether the statement is true or false
The innermost connective tissue layer protecting the kidney and assisting in staving off infection is known as the ________.
A. hilum B. renal fascia C. renal medulla D. perirenal fat capsule E. fibrous capsule
Which of the following statements applies to the autonomic nervous system?
A. The ANS innervates skeletal muscle. B. ANS functions are consciously controlled. C. The ANS controls unconscious movement of skeletal muscles. D. The receptor molecules of the ANS may be muscarinic, nicotinic, or adrenergic. E. A single neuron from the spinal cord carries action potentials to effector organs in the ANS.
Which of the following makes it possible for even a small quantity of hormone to have a strong effect on its target cell?
A) The antagonistic effect B) Enzyme amplification C) Up-regulation D) Down-regulation E) Negative feedback inhibition