Animal and Plant Structures Review

Front

What do smooth muscles do?

Back

Smooth muscles move internal organs.

Front

What is the main function of the heart?

Back

The main function of the heart is to pump blood throughout the body.

Front

What object is similar to the heart in its function?

Back

A pump for a swimming pool or aquarium, because the heart pumps blood throughout the body.

Front

What helps reduce friction between the walls of the heart and surrounding tissues?

Back

Pericardial fluid helps reduce friction.

Front

What connects skeletal muscles to bones?

Back

Tendons connect skeletal muscles to bones.

Front

What type of muscle helps with involuntary movements?

Back

Smooth muscles help with involuntary movements.

Front

What is the role of tendons in the muscular system?

Back

Tendons connect muscles to bones, allowing movement.

Front

What is the function of cardiac muscles?

Back

Cardiac muscles contract to pump blood throughout the heart.

Front

What is the purpose of the pericardial fluid?

Back

The pericardial fluid reduces friction as the heart beats.

Front

What type of muscle is responsible for voluntary movements?

Back

Skeletal muscles are responsible for voluntary movements.