EKG basics

Front

What is a slow heart rate called?

Back

Bradycardia

Tags

NGSS.HS-LS1-3

Front

What is the normal impulse rate of the SA node?

Back

60-100 beats per minute

Front

Which two chambers of the heart pump oxygenated blood?

Back

Left atrium and left ventricle

Front

Once blood passes through the mitral/bicuspid valve, it enters which chamber?

Back

Left ventricle

Front

What is the normal range for the PR interval in seconds?

Back

0.12 to 0.20 seconds

Front

What is tachycardia?

Back

A fast heart rate, typically over 100 beats per minute.

Front

What is arrhythmia?

Back

An irregular heartbeat that can be too fast, too slow, or erratic.

Tags

NGSS.HS-LS1-3

Front

What is asystole?

Back

A state of no electrical activity in the heart, leading to no heartbeat.

Front

What is the function of the left atrium?

Back

To receive oxygenated blood from the lungs via the pulmonary veins.

Front

What is the function of the left ventricle?

Back

To pump oxygenated blood to the body through the aorta.