What causes the release of acetylcholine from the synaptic vesicles?

A. Influx of sodium ions
B. Influx of calcium ions
C. An action potential
D. Efficient of potassium ions


Answer: B. Influx of calcium ions

Anatomy & Physiology

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The most abundant high-energy compound in cells is

A) DNA. B) adenosine diphosphate. C) adenosine monophosphate. D) adenosine triphosphate. E) RNA.

Anatomy & Physiology

When playing a contact sport, which injury would one expect to occur more frequently: a dislocated shoulder or a dislocated hip? Why?

What will be an ideal response?

Anatomy & Physiology

The placenta produces both

A. estrogen and progesterone. B. progesterone and prolactin. C. prolactin and FSH. D. androgens and estrogens. E. oxytocin and prolactin.

Anatomy & Physiology

Which describes a covalent bond?

A. A bond between two free radicals B. The positive side of one molecule is attracted to the negative side of another C. A bond between water molecules D. Two atoms share electrons with each other from their outermost shell E. A bond between two oppositely charged ions

Anatomy & Physiology