Question 1

Which of the following muscle groups is primarily responsible for flexion of the forearm at the elbow joint?

Accepted Answer

Biceps brachii

Question 2

A patient is unable to dorsiflex their foot after a sports injury. Which muscle is most likely damaged?

Accepted Answer

Tibialis anterior

Question 3

Which of the following best describes the origin of a muscle?

Accepted Answer

The point where the muscle attaches to the stationary bone

Question 4

If the biceps brachii is the agonist during elbow flexion, which muscle acts as the antagonist?

Accepted Answer

Triceps brachii

Question 5

Which of the following is an example of a muscle named for its shape?

Accepted Answer

Deltoid

Question 6

A muscle that assists the prime mover in performing its action is called a:

Accepted Answer

Synergist

Question 7

Which of the following muscles is named for its action?

Accepted Answer

Flexor digitorum

Question 8

The sternocleidomastoid muscle is named based on which of the following criteria?

Accepted Answer

Its points of attachment

Question 9

Which of the following statements about muscle origins and insertions is correct?

Accepted Answer

The origin is typically more stationary than the insertion

Question 10

A muscle with fibers running parallel to the midline is described as:

Accepted Answer

Rectus

Question 11

Which muscle is the primary agonist for plantar flexion at the ankle joint?

Accepted Answer

Gastrocnemius

Question 12

If a muscle is named 'adductor longus,' what does this indicate about the muscle?

Accepted Answer

It is a long muscle that brings a limb closer to the midline

Question 13

Which of the following best describes the function of a fixator muscle?

Accepted Answer

It stabilizes the origin of the agonist

Question 14

A muscle named 'transversus abdominis' is so named because:

Accepted Answer

Its fibers run horizontally across the abdomen

Question 15

Which of the following is NOT a criterion used in naming skeletal muscles?

Accepted Answer

Color

Question 16

During a biceps curl, which muscle acts as the synergist to the biceps brachii?

Accepted Answer

Brachialis

Question 17

Which of the following muscle names indicates both the muscle's location and its action?

Accepted Answer

Flexor carpi ulnaris

Question 18

A muscle that acts to oppose the action of the prime mover is called a(n):

Accepted Answer

Antagonist

Question 19

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

Accepted Answer

The muscle primarily responsible for a specific movement

Question 20

Which of the following muscle names indicates the number of origins?

Accepted Answer

Biceps brachii

Muscular System: Chapter 10 Study Guide & Learning Objectives

Study Guide - Practice Questions