Body Systems: Skeletal, Muscular, Nervous

Front

What are voluntary muscles?

Back

Voluntary muscles are muscles that can be consciously controlled by a person, such as the biceps.

Front

What are involuntary muscles?

Back

Involuntary muscles are muscles that cannot be consciously controlled, such as those found in the organs.

Front

What is the sternum?

Back

The sternum, also known as the breastbone, is a flat bone located in the center of the chest.

Front

What is the humerus?

Back

The humerus is the bone in the upper arm that runs from the shoulder to the elbow.

Front

What is homeostasis?

Back

Homeostasis is the process by which the body maintains a stable internal environment, such as temperature and pH levels.

Front

How do fingers move?

Back

Fingers move when the brain sends a message to the neurons, which tell the muscles to contract, pulling the tendons and causing the fingers to bend.

Front

What is the central nervous system?

Back

The central nervous system consists of the brain and spinal cord, and it controls most functions of the body and mind.

Front

What is the role of tendons?

Back

Tendons connect muscles to bones and help transmit the force generated by muscles to move the bones.

Front

What is the difference between the skeletal and muscular systems?

Back

The skeletal system provides structure and support to the body, while the muscular system enables movement.

Front

What are the main functions of the skeletal system?

Back

The skeletal system supports the body, protects internal organs, allows movement, stores minerals, and produces blood cells.