Several blood-borne chemicals affect the lumen size of arterioles. Which are NOT paired correctly?
A) epinephrine — vasoconstriction with alpha receptors
B) kinins — vasodilation
C) serotonin — vasodilation
D) sumatriptan — vasoconstriction
E) histamine — vasodilation
C) serotonin — vasodilation
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A drug called __________, taken during pregnancy, may result in infants being born with unformed arms and legs.
Fill in the blank(s) with the appropriate word(s).
With __________ caused by thyroid gland failure or lack of __________, a goiter develops because the circulating level of thyroid hormone is so low
Fill in the blank(s) with correct word
Rheumatoid arthritis is a chronic, autoimmune disease.?
Indicate whether the statement is true or false
The posterior root of a spinal nerve contains ________fibers, while the anterior root contains ________ fibers.
A. motor; sensory B. sensory; association C. motor; association D. sensory; motor