When an action potential arrives in an axon terminal, synaptic vesicles containing acetylcholine are released by:

A) exocytosis. B) facilitated diffusion.
C) osmosis. D) endocytosis.


Answer: A

Anatomy & Physiology

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Urine is carried to the exterior of the body by the

A) lymphoids. B) urachus. C) urethra. D) circulatory system. E) ureter

Anatomy & Physiology

When demonstrating the function of the filtration membrane in a lab activity, what is used to test for various substances in the urine filtrate?

A) Spectrometer B) Urinalysis strip C) Dialysis tubing D) Deionized water

Anatomy & Physiology

Inhibitory postsynaptic potentials (IPSPs) are associated with which of the following?

A. Hyperpolarization of the cell membrane B. Depolarization of the cell membrane C. No change of the threshold D. Repolarization of the cell membrane E. No change in the cell membrane potential

Anatomy & Physiology

Which of the following is not a major neurotransmitter used by the neurons of the sympathetic nervous system?

What will be an ideal response?

Anatomy & Physiology