Movement at the elbow

Identify the joint action being performed.

• Extension
• Flexion
• Abduction
• Adduction

Identify the joint action being performed.

• Extension
• Flexion
• Abduction
• Adduction

The muscle of your upper arm is called the

• Pectorals
• Abdominals
• Deltoids
• Biceps

Name this muscle.

• Tricep
• Trapezius
• Biceps Brachii
• Tres Major

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

• epithelial tissue

• muscle tissue

• connective tissue

• nerve tissue

Which type of muscle is found only in the heart?

• cardiac muscle

• voluntary muscle

• soft muscle

• smooth muscle

Which type of muscle tires quickly during exercise?

• skeletal muscle

• breathing muscle

• cardiac muscle

• smooth muscle

How do pairs of skeletal muscles work together?

• One muscle in the pair pulls on a bone, while the second muscle pulls on the first muscle.

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

• Both muscles extend at the same time.

• One contracts and the other stretches.

Exercise is important for muscles because it

• helps maintain strength and flexibility.

• gives muscles more energy.

• prevents muscles from becoming tired.

• prevents muscle injuries.

Which of the following is NOT a voluntary muscle?

• biceps

• triceps

• gluteus maximus

• esophagus