Question 1

Which of the following muscle types is characterized by striations, voluntary control, and multiple peripheral nuclei per cell?

Accepted Answer

Skeletal muscle

Question 2

A patient is unable to flex their forearm at the elbow. Which muscle is most likely impaired?

Accepted Answer

Biceps brachii

Question 3

Which term best describes the attachment site of a muscle that remains relatively stationary during contraction?

Accepted Answer

Origin

Question 4

The quadriceps femoris group is responsible for which primary movement at the knee joint?

Accepted Answer

Extension

Question 5

Which muscle is the primary antagonist to the biceps brachii during elbow flexion?

Accepted Answer

Triceps brachii

Question 6

A patient presents with difficulty rotating their head to the opposite side. Which muscle is most likely affected?

Accepted Answer

Sternocleidomastoid

Question 7

Which of the following muscles is NOT part of the hamstring group?

Accepted Answer

Rectus femoris

Question 8

Which structure connects muscle to bone and is composed primarily of dense regular connective tissue?

Accepted Answer

Tendon

Question 9

During inhalation, which muscle contracts to increase the volume of the thoracic cavity?

Accepted Answer

External intercostals

Question 10

Which muscle is primarily responsible for abduction of the arm at the shoulder joint?

Accepted Answer

Deltoid

Question 11

If a person is unable to dorsiflex their foot, which muscle is most likely paralyzed?

Accepted Answer

Tibialis anterior

Question 12

Which muscle is a synergist to the masseter in elevating the mandible?

Accepted Answer

Temporalis

Question 13

Which of the following is a broad, flat sheet of connective tissue that attaches muscle to muscle or muscle to bone?

Accepted Answer

Aponeurosis

Question 14

Which muscle group is primarily responsible for compressing the abdomen and assisting in forced expiration?

Accepted Answer

External and internal obliques

Question 15

Which muscle is involved in puckering the lips, as in whistling?

Accepted Answer

Orbicularis oris

Question 16

A soccer player suffers a strain to the muscle that extends the hip and is the largest muscle in the body. Which muscle is affected?

Accepted Answer

Gluteus maximus

Question 17

Which muscle is responsible for elevating the shoulders (shrugging)?

Accepted Answer

Trapezius

Question 18

Which muscle is the primary mover (agonist) for flexion of the trunk?

Accepted Answer

Rectus abdominis

Question 19

Which of the following best describes the role of antagonistic muscles?

Accepted Answer

They oppose the action of the prime mover.

Question 20

A patient is unable to extend their knee after an injury. Which muscle is most likely damaged?

Accepted Answer

Rectus femoris

Overview of Muscle Tissue and Major Skeletal Muscles

Study Guide - Practice Questions