Our Organ Systems

The heart is part of the ________________ system.

• circulatory

• excretory

• respiratory

• digestive

The heart pumps blood to...

• all parts of the body

• the lungs only

• the kidneys only

Where is saliva produced?

• stomach

• intestines

• liver

• mouth

What organ system is represented in the image?

• respiratory

• skeletal

• muscular

• nervous

A group of organs that works together is called...

• a team

• organic tissue

• organelles

• an organ system

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Select all the blood vessels:

• veins

• heart

• arteries

• lungs

The _______________ controls all the organ systems of our body.

• Brain

• Lungs

• Kidney

• Liver

Which of the following is located in our chest ?

• Heart

• Kidneys

• Small intestine

• Stomach

The __________ is an organ that helps us to think and remember.

• Heart

• Nerves

• Lungs

• Brain

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The stomach is an organ that pumps blood in our body.

• True

• False