EKG, heart, blood pressure

EKG, heart, blood pressure

Assessment

Flashcard

Science

11th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the function of a valve in the heart?

Back

A valve prevents blood from flowing backward, ensuring unidirectional blood flow through the heart chambers.

2.

FLASHCARD QUESTION

Front

In what units is blood pressure measured?

Back

Blood pressure is measured in millimeters of mercury (mm Hg).

3.

FLASHCARD QUESTION

Front

Describe the correct flow of blood starting from the right atrium.

Back

The correct flow is: Right atrium → Right ventricle → Pulmonary artery.

4.

FLASHCARD QUESTION

Front

What is the role of the sinoatrial (SA) node in the heart?

Back

The sinoatrial (SA) node acts as the natural pacemaker of the heart, initiating electrical impulses that regulate heartbeats.

5.

FLASHCARD QUESTION

Front

Where does unoxygenated blood enter the heart from the upper body?

Back

Unoxygenated blood enters the right atrium from the superior vena cava.

6.

FLASHCARD QUESTION

Front

What is the primary function of the aorta?

Back

The aorta is the main artery that carries oxygenated blood from the left ventricle to the rest of the body.

7.

FLASHCARD QUESTION

Front

What is the difference between the right and left atrium?

Back

The right atrium receives unoxygenated blood from the body, while the left atrium receives oxygenated blood from the lungs.

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