Left atrium and ventricle

Left atrium and ventricle

Assessment

Interactive Video

Health Sciences, Biology

University - Vocational training

Hard

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This tutorial explores the anatomy of the heart, focusing on the left atrium and ventricle. It covers the pulmonary veins, mitral valve, chordae tendineae, left ventricle, aortic valve, papillary muscles, trabeculae carneae, pulmonary arteries, coronary sinus, aortic arch, and cardiac apex. The video explains the function and structure of these components, emphasizing their roles in blood circulation and heart function.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of the left atrium?

To regulate heart rate

To receive oxygenated blood from the pulmonary veins

To pump deoxygenated blood to the lungs

To separate the left and right ventricles

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which valve is located between the left atrium and left ventricle?

Mitral valve

Aortic valve

Pulmonary valve

Tricuspid valve

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of the chordae tendineae?

To separate the atria

To connect the papillary muscles to the mitral valve

To open the aortic valve

To pump blood into the aorta

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the left atrial appendage?

To store deoxygenated blood

To act as a muscular pouch in the left atrium

To regulate heart rhythm

To connect the atria and ventricles

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when the pressure in the left ventricle exceeds that in the aorta?

The pulmonary valve opens

The tricuspid valve closes

The mitral valve opens

The aortic valve opens

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary role of the papillary muscles?

To pump blood into the atria

To prevent inversion of the mitral valve

To open the aortic valve

To separate the ventricles

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of the pulmonary trunk?

To carry oxygenated blood to the body

To carry deoxygenated blood to the lungs

To separate the left and right atria

To regulate heart rate

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