DANG SCIENCE

This is the involuntary muscle (moves freely)

Pumping organ of the body

The heart pumps blood to the lungs and pumps it to different parts of the body.

• True

• False

• Maybe

• None

What blood is on the right side of the heart

• Oxygenated blood

• Blood type AB

• Deoxygenated blood

• White bloodcells

Control the back flow of the heart

Contraction and relaxation of heart muscles

What is the regular heart beat of a human when resting?

• 1-10 beats per minute

• 70-100 beats per hour

• 40-56 beats per minute

• 70-100 beats per minute

When we excercise, run or do activities our heart beat goes ____

What is the size of the heart

• As big as a mango

• As big as your closed fist

• As big as a bean

• As big as a avocado

What is the blood flow of our body?