In which nervous system does the synapse between the preganglionic and postganglionic neurons usually occur some distance away from the spinal cord?
a. parasympathetic nervous system
b. sympathetic nervous system
c. both the parasympathetic and sympathetic nervous systems
a. parasympathetic nervous system
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In the classical pathway of complement activation,
A. complement is activated within liver cells and released into the blood. B. complement binds to an antibody that is bound to a foreign substance. C. complement binds with polysaccharides on a microbial cell wall. D. complement inhibits inflammation and binds to opsonins.
How will the lungs compensate for an acute rise in the partial pressure of CO2 in arterial blood?
What will be an ideal response
An increase in dead space results in
A. a decrease in alveolar ventilation but an increase in pulmonary ventilation. B. increases in both alveolar and pulmonary ventilation. C. a decrease in alveolar ventilation but no change in pulmonary ventilation. D. decreases in both alveolar and pulmonary ventilation. E. an increase in alveolar ventilation but no change in pulmonary ventilation. F. an increase in alveolar ventilation but a decrease in pulmonary ventilation.
Arteries carry blood toward the heart, while veins carry blood away from the heart.
Answer the following statement true (T) or false (F)