Which system allows blood to circulate throughout the body to transport oxygen and nutrients to all the cells and tissues?

• Nervous

• Respiratory

• Circulatory

These cells, in the blood, carry oxygen and give the blood its color.

• white blood cells

• platelets

• red blood cells

Tags

NGSS.MS-LS1-3

What is the function of the dome-shaped diaphragm muscle?

• This is where gas exchange happens.

• It attaches to the lungs and contracts and relaxes to help in breathing.

These are the two main branches from the trachea (one to each lung)

• bronchi

• capillaries

• bronchioles

What is the tube that is also known as your windpipe?

• bronchi

• trachea

What is the function of the bronchi?

• Transport air from your ears to your lungs

• Transport air from trachea to lungs
• Transport air from alveoli to blood

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Arteries carry oxygen-rich blood away from the heart.

• True

• False

The job of the heart is to?

• pump blood around the body.

• send food to the small intestines.

• give energy to the body.

Tags

NGSS.MS-LS1-3

Capillaries are the smallest blood vessels.

• Arteries

• Veins

• Capillaries