What is the origin of the postganglionic fibers that cause the pupil to dilate?
A. Optic ganglion
B. Ciliary ganglion
C. Splanchnic nerves
D. Solar plexus
E. Carotid plexus
E. Carotid plexus
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There are three pairs of nasal conchae in the nasal cavity; the superior and middle pairs are part of the ethmoid bone, but the inferior ones are separate bones
Indicate whether this statement is true or false.
When blood calcium levels rise above normal, osteoclast activity is inhibited by the hormone ___.
The figure illustrates the joints and bones of the rib cage. What does "B" represent?
A. costochondral joint B. sternum C. manubrium D. sternal symphyses E. sternocostal synchrondrosis
The background rate of sympathetic and parasympathetic activity is called ___________.
A. "fight-or-flight" activity B. visceral motor activity C. autonomic reflex arc activity D. visceral tone E. autonomic tone