Mystery Science: The Human Machine Unit Review

Front

What is the structure of a body that consists of all the bones together?

Back

Skeleton

Front

What is the name of the muscle that is responsible for moving your lower arm?

Back

Biceps

Front

What can be adjusted to make a blurry picture on the retina more clear?

Back

The distance

Front

Why do nocturnal animals have larger pupils compared to diurnal animals?

Back

Their large pupils let in all the possible light so they can see in the dark.

Front

True or False: Our eye model would work the same at night as it did during the day.

Back

False

Front

What is the primary function of the skeleton in the human body?

Back

To provide structure and support.

Front

What role do the biceps play in arm movement?

Back

They contract to flex the elbow and lift the forearm.

Front

How does light adjustment affect vision in different lighting conditions?

Back

Adjusting light allows the eye to focus better in varying light conditions.

Front

What adaptations do nocturnal animals have for seeing in the dark?

Back

Larger pupils and enhanced rod cells in the retina.

Front

What is the difference between rods and cones in the human eye?

Back

Rods are responsible for vision in low light, while cones are responsible for color vision and detail.