KINE 1301 - The Muscular System

What is the primary function of skeletal muscles?

• pumping blood through the body

• facilitating digestion

• generating voluntary movements

• regulating body temperature

What type of contraction occurs when a muscle shortens as it contracts?

• concentric contractions

• eccentric contraction

• static contraction

• isometric contraction

What is the role of the antagonist muscles in movement?

• to assist in agonist

• to stabilize the joint

• to oppose the action of the agonist

• to generate the primary movement

Which muscle is responsible for hip flexion?

• gluteus maximus

• hip flexors

• biceps

• tirceps

Which type of muscle fiber is designed for endurance activities?

• fast-twitch fibers

• cardiac fibers

• slow-twitch fibers

• pink fibers

In which types of contraction does the muscle lengthen while contracting?

• concentric contraction

• eccentric contraction

• isometric contraction

• static contraction

What is the function of the biceps?

• flexing the elbow

• extending the elbow

• adducting the shoulder

• rotating the trunk

Which muscle is responsible for extending the knee?

• hamstrings

• quadriceps

• gastrocnemius

• tibialis anterior

Which type of muscle is responsible for the contraction of the heart?

• skeletal muscle

• smooth muscle

• voluntary muscle

• cardiac muscle

Which muscles are responsible for shoulder abduction?

• latissimus dorsi

• deltoid

• triceps

• pectoralis major