The Circulatory System

It helps the blood to clot.

• thrombocytes

• plasma

• erythrocytes

• leucocytes

The smallest arteries are called ______.

• arterioles

• venules

• bronchioles

• capilliaries

A blood vessel that brings blood to the heart.

• vein

• artery

• atrium

• ventricle

It is referred to as the river of life.

• blood

• heart

• lungs

• oxygen

The human heart is located at _______.

• the center of your chest slightly tilted to your left

• the center of your chest slightly tilted to the right

• the left side of your chest

• the right side of the chest

These are referred to as the pumping chambers.

• ventricles

• atria

• arteries

• veins

These are the receiving chambers of the heart.

• atria

• ventricles

• veins

• arteries

This is where the gas exchange between the blood and the tissues takes place.

• capilliaries

• artery

• vein

• bronchi

What is the main organ of the Circulatory System?

• Lungs

• Veins

• Arteries

• Heart

Tags

NGSS.MS-LS1-3

What organs are part of the Circulatory System?

• Heart

• Blood Vessels

• Blood

• Lungs