Arteries are sometimes called the ________ vessels of the cardiovascular system because they have strong-resilient tissue structure
A) capacitance
B) fenestrated
C) resistance
D) hydrodynamic
E) compliance
C
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Cholesterol is metabolized to bile salts in the liver.
Answer the following statement true (T) or false (F)
What effect would increased stimulation of the motor neurons of the red nucleus have on muscle tone?
A) It would increase stimulation of skeletal muscles, thereby increasing their muscle tone. B) It would increase stimulation of skeletal muscles, thereby decreasing their muscle tone. C) It would decrease stimulation of skeletal muscles, thereby increasing their muscle tone. D) It would decrease stimulation of skeletal muscles, thereby decreasing their muscle tone. E) It would not affect skeletal muscle tone.
A young patient has developed a disease that is causing her elastic fibers to break down. The tunica media of which artery is most affected by this disease?
A) brachial B) aorta C) arteriole D) renal
The cardiac center of the brainstem includes the
A. cardioinhibitory center, from which sympathetic pathways extend. B. cardioacceleratory center, from which sympathetic pathways extend. C. vasomotor center, from which parasympathetic pathways extend. D. cardioacceleratory center, from which parasympathetic pathways extend. E. All of the choices are correct.