What characteristic do all inflammatory chemicals share?
A. They are all a type of histamine.
B. They all help stop bleeding.
C. They are all vasodilators.
D. They are all secreted by macrophages.
Ans: C. They are all vasodilators.
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The innermost layer of connective tissue that surrounds each axon is the
A) endoneurium. B) epineurium. C) fasciculus. D) fascicle. E) perineurium.
Loss of function of the lower arms and hands following trauma to the anterior neck is indicative of damage to the:
A) carotid artery. B) brachial plexus. C) vagus nerves. D) parathyroid glands.
The olfactory cortex is located in the _____ lobe and the secondary olfactory areas are located in the ___ lobe
A. frontal, temporal B. frontal, parietal C. parietal, temporal D. temporal, frontal
What do all hormones have in common?
A. They are made from amino acids. B. They are bound to transport molecules in the blood. C. They bind to and interact with a receptor on or in the target cell. D. They use the second messenger mechanism to control the target cell. E. They are all lipid-soluble.