A neuron is receiving a stimulus which gets stronger and stronger. The result is
A. resonance of action potentials increases.
B. height of the action potentials increases.
C. frequency of occurrence of action potentials increases.
D. amplitude of the action potential increases.
E. duration of the action potential increases.
Answer: C
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Preganglionic neurons are supplied to the submandibular ganglion by which cranial nerve?
a) Oculomotor (III) nerve (cranial nerve III) b) Facial (VII) nerve (cranial nerve VII) c) Glossopharyngeal (IX) nerve (cranial nerve IX) d) Vagus (X) nerve (cranial nerve X) e) None of these choices
In the parasympathetic division, the postsynaptic membrane of a ganglionic neuron has ________ receptors that are excited by acetylcholine.
Fill in the blank(s) with the appropriate word(s).
In the process called ________, glucose is broken down to two pyruvate molecules.
Fill in the blank(s) with the appropriate word(s).
What is the smallest living level of organization?
A) cellular level B) chemical level C) organ level D) organ system level E) tissue level