Which of the following events occurs on the postsynaptic membrane?
A. Neurotransmitter combines with a receptor molecule
B. Release of Ca2+
C. Rapid degradation of acetylcholine
D. Release of neurotransmitter
E. Acetylcholine production
Answer: A
You might also like to view...
Exocrine glands
A) release their secretions through open tubes, called ducts. B) may work as single cells or as a multicellular organ. C) may make either mucous or serous secretions. D) release their secretions into the external environment. E) All of the statements are true.
Explain why stab incisions are used frequently during placement of a bovine intravenous catheter
What will be an ideal response?
These receptors detect changes in light intensity, color, and movement.
A. Mechanoreceptors B. Chemoreceptors C. Thermoreceptors D. Baroreceptors E. Photoreceptors
Passage of a bolus through the oesophagus into the stomach is facilliated by which of the following?
(a) peristaltic acitvity of the esophageal muscularis externa (b) peristaltic activity of the gastric muscularis mucosae (c) reflux through the pahryngo eosophagal sphincter (d) smooth muscle in the eosophagal muscularis mucosae (e) refluc through the gastroeosophagal sphincter