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Understanding the Cardiac Cycle

Authored by Smitha Jacob

Science

11th Grade

NGSS covered

Used 8+ times

Understanding the Cardiac Cycle
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20 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which valve is located on the right side and separates the atrium from the ventricle?

Mitral valve

Tricuspid valve

Aortic valve

Pulmonary valve

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What are the two main phases of the cardiac cycle?

Systole and Diastole

Diastole and Tricuspid

Atrial and Ventricular

Pulmonary and Aortic

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

During systole, what happens to the ventricles?

They dilate

They relax

They close

They contract

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

During which phase of the cardiac cycle is blood passively flowing from the atria to the ventricles?

Neither phase

Both phases

Systole

Diastole

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does the top number in a blood pressure reading represent?

Diastolic pressure

Mitral pressure

Systolic pressure

Pulmonary pressure

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What causes the 'lub' sound in the heart?

Contraction of the atria

Closing of the atrioventricular valves

Opening of the semilunar valves

Relaxation of the ventricles

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the role of the semilunar valves during systole?

They dilate to increase blood flow

They contract along with the ventricles

They open to allow blood to flow into the arteries

They close to prevent blood from entering the ventricles

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