The Muscular System

Front

Which type of human body tissue can contract, or shorten?

Back

muscle tissue

Front

Which type of muscle is found only in the heart?

Back

cardiac muscle

Front

Which type of muscle tires quickly during exercise?

Back

skeletal muscle

Front

How do pairs of skeletal muscles work together?

Back

While one muscle in the pair contracts, the other returns to its original length.

Front

Why is exercise important for muscles?

Back

helps maintain strength and flexibility.

Front

Where in the body is this cardiac muscle found?

Back

heart

Front

What type of muscle is indicated in the picture?

Back

smooth

Front

What type of muscle tissue is indicated in the picture?

Back

skeletal

Front

Which of the following is NOT a voluntary muscle?

• biceps
• triceps
• gluteus maximus
• esophagus

Back

esophagus

Front

Which of the following is NOT an involuntary muscle? heart, stomach, intestines, deltoid

Back

deltoid