The release of norepinephrine at synapses in the myocardium results in
A) a decrease in the force of cardiac contractions.
B) inhibition of cardiac muscle cell metabolism.
C) an increase in stroke volume.
D) a decreased heart rate.
E) a decrease in cardiac output.
C) an increase in stroke volume.
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Which of the following is not involved in the regulation of gastric activity?
A) submucosal neural plexus B) myenteric plexus C) vagus nerve D) CNS E) hypoglossal nerve
Edema is an example of
A. dehydration. B. volume depletion. C. total volume excess. D. fluid sequestration.
What is your reflexive response to hearing a loud noise, such as a firecracker?
A) close your eyes B) cover your ears C) turn away from the source of the noise D) turn your head and eyes toward the source of the noise E) close your eyes and cover your ears
Which cell type, in its most active form, has an elongated, polarized morphologic appearance and a basophilic cytoplasm?
a. Chondrocyte b. Osteoblast c. Osteoclast d. Osteocyte e. Periosteal fibroblast