The ability of the olfactory system to adapt to a particular odor may involve
A. sensitivity of the olfactory cortex.
B. an increase in the sensitivity at the receptor sites.
C. neurons from the medial olfactory area stimulating mitral cells and tufted cells.
D. the intermediate olfactory area sending inhibiting impulses to the olfactory bulb.
E. molecules that do not bind to receptors anymore.
D
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Indicate whether the statement is true or false
Which of the following would be the greatest risk to life if a significant percentage of the skin was destroyed by burning?
a) loss of body fluid b) infection c) loss of temperature control d) trauma
What are pathogens?
A. Phagocytic leukocytes B. A type of antibody C. Agents that alter DNA base sequences D. Disease-causing agents
The spinal nerves that give rise to the sacral plexus are
A. T11-Co1. B. S4-C2. C. L2-S1. D. L4-S4.