Question 1

Which of the following muscles is primarily responsible for elevating the mandible during chewing?

Accepted Answer

Temporalis

Question 2

A muscle named 'flexor carpi radialis' is most likely named based on which of the following criteria?

Accepted Answer

Its action and location

Question 3

Which muscle group is responsible for dorsiflexion of the foot at the ankle?

Accepted Answer

Tibialis anterior and extensor digitorum longus

Question 4

Which of the following best describes the role of a muscle 'agonist' in a movement?

Accepted Answer

It provides most of the force for a given movement

Question 5

A patient is unable to abduct their arm at the shoulder. Which muscle is most likely impaired?

Accepted Answer

Deltoid

Question 6

Which muscle is involved in facial expressions that convey negative emotions?

Accepted Answer

Depressor anguli oris

Question 7

Which of the following muscles is a synergist in elbow flexion?

Accepted Answer

Brachialis

Question 8

Which muscle group is responsible for extending the knee?

Accepted Answer

Quadriceps femoris

Question 9

Which of the following muscles is found in the posterior compartment of the forearm and is involved in wrist extension?

Accepted Answer

Extensor carpi radialis longus

Question 10

Which muscle is primarily responsible for protraction of the scapula?

Accepted Answer

Serratus anterior

Question 11

Which of the following muscles is involved in the process of swallowing by pushing food toward the pharynx?

Accepted Answer

Mylohyoid

Question 12

Which muscle is responsible for flexion of the thigh at the hip?

Accepted Answer

Iliopsoas

Question 13

Which of the following muscles is a fixator that stabilizes the shoulder joint?

Accepted Answer

Rotator cuff muscles

Question 14

Which muscle is involved in plantarflexion of the foot at the ankle?

Accepted Answer

Gastrocnemius

Question 15

Which muscle is responsible for compressing the cheeks and is involved in manipulating food while chewing?

Accepted Answer

Buccinator

Question 16

Which muscle group is found on the posterior pelvis and is responsible for abduction and rotation of the thigh?

Accepted Answer

Gluteal muscles

Question 17

Which muscle is involved in the extension of the forearm at the elbow?

Accepted Answer

Triceps brachii

Question 18

Which of the following muscles is responsible for flexion of the fingers?

Accepted Answer

Flexor digitorum superficialis

Question 19

Which muscle is involved in elevating the eyebrows and skin of the forehead?

Accepted Answer

Frontalis

Question 20

Which muscle is responsible for lateral rotation of the thigh?

Accepted Answer

Piriformis

Overview and Classification of Skeletal Muscles: Structure, Function, and Major Muscle Groups

Guida di studio - Domande di pratica