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Test on The Human Body: Skeleton, Heart and Senses

The Human Body: Skeleton, Heart and Senses

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Question 1 of 50%

Joints allow us to bend our knees, elbows, and fingers.

Test: Human Body Systems

20 questions

Question 1: Joints allow us to bend our knees, elbows, and fingers.

A. Yes

B. No

Explanation: Bones meet at joints. Thanks to joints we can bend our knees, elbows and fingers.

Question 2: The lungs pass oxygen from the air into the blood and breathe out carbon dioxide.

A. Yes

B. No

Explanation: The study materials state that 'In the lungs, oxygen from the air passes into the blood. We breathe out carbon dioxide, which the body does not need.'

Question 3: The skeleton is primarily responsible for pumping blood throughout the body.

A. Yes

B. No

Explanation: The heart is a muscle that pumps blood around the body. The skeleton holds the body up and protects organs, but it does not pump blood.

Question 4: The only function of our ears is hearing sounds.

A. Yes

B. No

Explanation: Ears not only help us hear sounds, but they also help us keep our balance.

Question 5: The lungs are hard bony boxes.

A. Yes

B. No

Explanation: The study materials state that the skull is a hard bony box, but describe the lungs as two soft organs in the chest.