Muscular System

Which muscle is on the posterior aspect of the lower leg?

• gastrocnemius
• biceps brachii

• gluteus maximus

• flexor digitorum

The term atrophy means:

• enlargement.

• without pain.

• sensation.

• shrinking.

Which large muscle is located on the back and is inferior to the trapezius?

• sternocleidomastoid

• gluteus maximus

• external oblique

• latissimus dorsi

Anaerobic exercises performed over prolonged periods without adequate rest will cause a/an:

• increase in muscle atrophy.

• loss of minerals in bones.

• increase in blood sugar.

• buildup of lactic acid.

Tags

NGSS.HS-LS2-3

Jenna’s leg has been in a cast for four weeks due to a fracture. Her physician ordered physical therapy after the cast is removed to treat:

• A. muscle atrophy.

• B. muscle hypertrophy.

• C. muscle tone.

• D. muscle fatigue.

Which is a muscle on the posterior portion of the upper arm?

• deltoid

• trapezius

• gastrocnemius

• triceps brachii

Which muscle group is responsible for movement of the ribs in order to assist with respiration?

• external intercostals

• external obliques

• quadriceps

• pectorals

Which muscle covers the shoulder?

• zygomaticus major

• gluteus medius

• intercostal

• deltoid

Which shoulder muscle is superior and proximal to the triceps brachii?

• pectoralis major

• biceps brachii

Which muscle covers the lateral surface of the mandible and is responsible for closing the jaw?

• zygomaticus major

• orbicularis oris

• masseter

• frontalis