Which of the following statements is FALSE?
A) Sympathetic has extensive branching of preganglionic fibers; parasympathetic has minimal branching of preganglionic fibers.
B) Sympathetic origin is craniosacral; parasympathetic is thoracolumbar.
C) Sympathetic division has short preganglionic and long postganglionic fibers; parasympathetic has long preganglionic and short postganglionic fibers.
D) Sympathetic ganglia are within a few centimeters of the CNS; parasympathetic ganglia are close to the visceral organs served.
B
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Which of the following are NOT correctly paired?
a. cytokines and nongland cells b. vertebrate immune cell communication and immunosynapse c. inflammation and second line of defense d. amoebocytes and hemocytes e. antimicrobial peptides and opsonin
Which muscle allows you to roll your eyes upward, as in a look of disgust?
A. Superior rectus B. Superior oblique C. Inferior rectus D. Lateral rectus E. Inferior oblique
Beta-adrenergic receptors stimulate the production of cAMP.
Answer the following statement true (T) or false (F)
A thin, stained slice of tissue mounted on a microscope is called a ________.
A. fixative B. stain C. histological section D. spread E. smear