anatomy chapter 11 homework (cardiovascular system)

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What blood vessel do you palpate when checking the pulse in your neck?

common carotid artery

What is the function of the heart valves?

prevents backflow of blood

Which of these will decrease heart rate?

stimulation by vagus nerves

A pulmonary embolism can be a direct result from which of the following conditions?

thrombophlebitis

The pointed, inferior portion of the heart, known as the ________, rests on the diaphragm and is oriented toward the left hip.

apex

The valves located between the atria and ventricles are known as the ________ valves.

atrioventricular (AV)

What part of the heart's intrinsic conduction system carries impulses into the interventricular septum?

atrioventricular (AV) bundle

Where does the sinoatrial node send an impulse after it initiates the electrical signal?

atrioventricular (AV) node

Where is the hepatic portal vein located?

between the stomach, intestines, and the liver

Which of the following supply the myocardium with oxygen-rich blood?

coronary arteries

By what pathway does oxygen leave capillaries to supply body tissues?

diffusion through capillary cell membranes

Through which valve will blood flow when leaving the right atrium?

tricuspid valve

Which type of vessel has a thick tunica media?

artery


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