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
You might also like to view...
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
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?
The most abundant high-energy compound in cells is
A) DNA. B) adenosine diphosphate. C) adenosine monophosphate. D) adenosine triphosphate. E) RNA.
The placenta produces both
A. estrogen and progesterone. B. progesterone and prolactin. C. prolactin and FSH. D. androgens and estrogens. E. oxytocin and prolactin.