Mystery Science Human Body Quiz

What do tendons do?

• Push the muscles

• Pull the muscles to move at the joints

• Hold the muscles still

• Cover the muscles

Which of these activities is controlled by the brain?

• Photosynthesis

• Walking

• Melting

• Freezing

This lens protects the outside of the eye and helps the eye focus

• retina

• iris

• cornea

• pupil

The back of the eye that helps us process the images we see is called the

• retina

• pupil

• lens

• iris

What is the function of tendons in the body?

• Connect muscles to skin

• Connect muscles to bones

• Connect bones to skin

• Connect bones to bones

What is the sequence of actions for moving muscles?

• Brain makes decisions, use senses, nerves send messages

• Use senses, nerves send messages, brain makes decisions, brain sends messages

• Nerves send messages, brain makes decisions, use senses, brain sends messages

• Brain sends messages, use senses, nerves send messages, brain makes decisions

What is the role of large pupils in the eye?

• Allow less light to enter

• Allow more light to enter

• Block light

• Change light color

What allows more light to enter the eye at night?

• Small pupils

• Large pupils

• Closed eyes

• No pupils

What happens after the brain makes decisions?

• Brain sends messages to nerves to move muscles

• Brain stops working

• Brain sends messages to the heart

• Brain sends messages to the stomach

Forms the frame and structure of the body

• tendon

• bones

• iris

• brain