The Human Circulatory System

What are the "branches" of hundreds of air tubes that branch off of the bronchi?At the end of these are the alveoli.

• arteries

• lungs

• Bronchioles

• capillaries

The respiratory system has how many parts?

• 4

• 3

• 8

• 12

What TINY blood vessels are throughout the body and are so small the blood can only travel through these tubes in a single file line?

• capillaries

• veins

• phloem

• atrium

Tags

NGSS.MS-LS1-3

The system of blood vessels and organs that transports blood to all the cells in the body is called the

• lungs

• cytoplasm

• respiratory system

• circulatory system

Tags

NGSS.MS-LS1-3

The right atrium is the ____chamber on the right side of the heart.

The lung is where gases, such as oxygen and carbon dioxide pass between the ___ and the ___.

• carbon dioxide and the left side of the heart

• atmosphere and the blood

• blood vessels and organs

• earth's core and the mantle

The circulatory system made up of the heart, ___, & blood.

What is the name of the lower chamber on the left side of the heart?

• right atrium

• left ventricle

• red blood cells

• left atrium

What does the right atrium do?

• Pump blood to the lungs

• Take the deoxygenated blood, and pumps it into the left side

• Carry blood back to the heart

• pass gases between the atmosphere and the blood

The ___ pumps the blood and keeps it circling through the body.