What ion triggers synaptic vesicles to release neurotransmitters into the synaptic cleft?
A) calcium B) magnesium C) chlorine D) sodium
Answer: A
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Moving a part of the body toward the midline of the body is called:
a. adduction b. abduction c. rotation d. pronation
The effect of the parasympathetic division on the penis is vasodilation causing erection, while ejaculation is due to sympathetic stimulation
Indicate whether the statement is true or false
Which of the following would you not expect to find in normal urine?
A) NaCl B) Uric acid C) Hemoglobin D) Potassium E) Phosphate
What occurs when gamma motor neurons to a muscle are activated?
A. The muscle lengthens. B. The muscle spindle goes slack. C. Action potential firing increases in afferent neurons from the muscle spindles. D. The contractile ends of intrafusal fibers elongate. E. Extrafusal muscle fibers within that muscle are inhibited from contracting.