Question 4 1 pts Edit this Question Delete this Question 0 multiple_choice_quest

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Question 4 1 pts

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<span>The chordae tendineae:</span><span> <span> </span> </span>

The chordae tendineae:

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<span>The heart is located: </span>

The heart is located:

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<span>Which heart chamber receives blood from the pulmonary veins?</span>

Which heart chamber receives blood from the pulmonary veins?

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<span>Which valve separates the right atrium from the right ventricle?</span>

Which valve separates the right atrium from the right ventricle?

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<span>Which vessel(s) carries/carry deoxygenated blood?</span>

Which vessel(s) carries/carry deoxygenated blood?

Explanation / Answer

Question 4

Answer is B

When the ventricles are contracted, the pressure of blood moves the cusps upward until edges reach and close the opening. At same time, the papillary muscles contracts, causing pull on and tightens the chordae tendineae and prevents the valve cusps from everting (opening into the atria).

Question 5

Answer is E

The heart is located in the mediastinum and in between the Lungs. pericardial cavity is the outer layer which covers the heart.

Question 6

Answer is A

Left receivesblood from the lungs through four pulmonary veins where as Right atrium receives
blood from the superior vena cava, inferior venacava, and coronary sinus.

Question 7

Answer is B

Tricuspid valve separates Right atrium and Right ventricle. Bicuspid valve separates left atrium and left ventricle  

Question 8

Answer is B

Pulmonary arteries

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