Which statement is incorrect?
a. Inhibitory synapses cause postsynaptic hyperpolarization.
b. An inhibitory synapse may result in postsynaptic sodium channel opening.
c. An inhibitory synapse may result in increased postsynaptic potassium efflux.
d. An excitatory synapse causes depolarization of postsynaptic membranes.
e. An excitatory synapse increases sodium permeability.
B
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What is the significance of the "C-shaped" cartilages that reinforce the tracheal rings?
A) The incomplete portion of the C-shaped cartilages are located at the posterior of the tracheal cartilages, to permit the esophagus to bulge anteriorly into the tracheal lumen in transient fashion to permit a large bolus to pass. B) The open region permits passage of the nerves that stimulate the muscles of the laryngeal region. C) They form a solid cartilaginous tube. D) These cartilages hold the trachea rigidly open at the same diameter at all times. E) None of the answers are correct.
The externally visible portions of the male and female reproductive system are referred to as ____________________
Fill in the blank(s) with correct word
Discuss how some cells are directly linked by specialized cell junctions
What will be an ideal response?
The ____________________ horns in the spinal cord contain autonomic nerve fibers that supply cardiac and smooth muscle and glands
Fill in the blank(s) with correct word