RAKAA - HEART SYSTEM 4C

The heart is made of mostly muscle.

• TRUE

• FALSE

What type of blood do the VEINS carry?

• Blood WITH oxygen [OXYGENATED BLOOD]

• Blood WITHOUT oxygen [DEOXYGENATED BLOOD]

• Red blood

• Blue blood

What happens to your heart when you exercise?

• It beats slower.

• It beats the same.

• It beats faster.

What is the primary function of the heart?

• To store blood.

• To filter toxins from the blood.

• To pump blood throughout the body.

• To produce hormones.

Which chamber of the heart receives oxygenated blood from the lungs?

• Left atrium

• Right ventricle

• Right atrium

• Left ventricle

What gas does the blood carry to the lungs that is breathed out of the body?

• oxygen

• carbon dioxide

• dioxide carbon

• air

What is the approximate size of the heart?

• The size of a hand.

• The size of a fist.

• The size of an orange.

• The size of an apple.

Which organ acts as a pump to send blood around the body?

• The lungs.

• The kidneys.

• The heart.

ARTERIES and CAPILLARIES are two types of blood vessels in the human body. What is the third?

• pipes

• lungs

• veins

• nerves

The heart is part of which body system?

• Excretory system.

• Digestive system.

• Circulatory system.

• Respiratory system