A&P 1 Chapter 10 Module 1

Select the muscle that is named for its action

Adductor longus

Match the functional group classification with the description: The muscles that perform most of the action in producing the movement.

Agonist

Match the following muscle action with its appropriate term: Muscles that relax when the prime mover and synergists are contracting.

Antagonist

are muscles that oppose or reverse a particular movement.

Antagonists

Match the word to its correct meaning: Brachium.

Arm

Select the muscle that is named for its shape.

Deltoid

Select the muscle that is named for its size.

Gluteus maximus

Often several criteria are combined in a naming a muscle. Which of the following is not described in the name extensor carpi radialis longus?

Location of the muscle origin

Match the word to its correct meaning: Transversus

Right angles

Select the muscle that is named for the direction of its fibers.

Transversus abdominis

Match the word to its correct meaning: Carpi.

Wrist

Identify the inferred action of a muscle based upon the position of the muscle relative to the joint it crosses. The type of movement for "D" is

a muscle that crosses on the anterior side of a joint produces flexion

Identify the inferred action of a muscle based upon the position of the muscle relative to the joint it crosses. The type of movement for "A" is

a muscle that crosses on the lateral side of a joint produces abduction

Identify the inferred action of a muscle based upon the position of the muscle relative to the joint it crosses. The type of movement for "B" is

a muscle that crosses on the medial side of a joint produces adduction

Identify the inferred action of a muscle based upon the position of the muscle relative to the joint it crosses. The type of movement for "C" is

a muscle that crosses on the posterior side of a joint produces extension

A muscle that assists the muscle primarily responsible for a given action is

a synergist

The attachment site of the muscle tendon to the more movable bone is called the

insertion

The deltoid is a muscle named according to

its shape

The names of the muscles can indicate all of the following, except

myofibril composition of the muscle

is a prime mover of arm flexion

pectoralis major

Match the word to its correct meaning: Brevis.

short

Match the word to its correct meaning: Rectus.

straight

Each of the following terms is a descriptive term for a muscle's action, except

trapezius

Match the word to its correct meaning: Deltoid.

triangle