Heart and lungs

What is plasma?

• the type of blood cell that fights disease

• the part of blood that helps form scabs

• they type of blood cell that takes oxygen to cells

• the liquid part of blood that carries nutrients and waste

The heart is a ___________ .

• blood vessel

• closed system

• muscle

• highway

Which type of blood vessel takes blood away from the heart?

• artery

• capillary

• vein

• septum

Your heart's job is to ________ .

• take in oxygen

• pump your blood

• take red blood cells to every cell

• send carbon dioxide out of your body

The heart is divided into how many chambers?

• 2

• 3

• 4

• 6

Your heart rate goes up during what type of exercise?

• cardiomuscular

• cardiovascular

• cardiorespiratory

• cardiocirculatory

Why is bone marrow important to your body?

• It makes bone.

• It makes oxygen

• It makes blood cells.

• It makes energy for your heart.

Tags

NGSS.MS-LS1-3

Blood returns to the heart through the ___________ .

The heart, blood, and blood vessels are part of the ____________ system.

How do platelets help a cut heal?

Tags

NGSS.HS-LS1-3