All of the following are true of IPSPs (inhibitory postsynaptic potentials) except
A) are graded depolarizations.
B) are graded hyperpolarizations.
C) increase membrane permeability to chloride ions.
D) increase the efflux of potassium ions.
E) increase the efflux of calcium ions.
Answer: A
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Splanchnic nerves
A) form part of the rami communicantes. B) innervate glands and smooth muscles in the body wall. C) rejoin the spinal nerves. D) are unmyelinated. E) control abdominopelvic viscera.
____________ is not controlled, at least in part, by hormones
a. Homeostasis b. Organic metabolism c. Rapid interactions with the external environment d. H2O and electrolyte balance e. Adaptation to stress
The antigenicity of a molecule is due to specific regions of it called haptens.
Answer the following statement true (T) or false (F)
Healthy paranasal sinuses are filled with mucus
Indicate whether the statement is true or false