3rd Grade Unit 3 Quiz - Human Body

The arteries carry blood away from the heart to other parts of the body.

Which body system is represented here?

Which body system is represented here?

What is the male reproductive cell called?

This image represents the digestive system.

What is the name of the muscle that moves up and down to give space to the lungs?

What body system does this image display?

What is the most important organ in the circulatory system?

What is the name of the waste products and excess water that we expel through the excretory system?

What is the name of the cord which is cut after a baby is born?

What body system does this image display?

What organ does this image display?

What does the blood that the veins carry contain?

Where are sperm produced?

A fetus cannot move or open its eyes.

What is the name of the smallest unit in the human body?

What body system is represented in this image?

Where is the baby developed?

How many months does a human pregnancy (embarazo) normally last?

What is the most important ingredient in your blood?

Human beings are viviparous.

What do a group of cells working together form?