Human Body Systems Review

Front

Movements that you choose to control

Back

Voluntary

Front

Movements that you cannot control

Back

Involuntary

Front

The most important muscle in the body is the

Back

Heart

Front

The main purpose of the muscular system is to...

Back

Move the body

Front

The soft inside part of the bone is called _________________.

Back

marrow

Front

The bone marrow makes
_______________________ cells.

Back

blood

Front

The long straps that keep a joint in place are called?

Back

ligaments

Front

How many bones are in the skeleton?

Back

206

Front

Functions of bones include all of the following except: red blood cell formation, gives the body form, protects internal organs, generates heat

Back

generates heat

Front

Which muscle allows the lungs to inflate and deflate? Options: trachea, diaphragm, larynx, lungs

Back

diaphragm