Question 1

A muscle located on the anterior surface of the thigh will the knee, whereas a muscle on the posterior surface will the knee.

Accepted Answer

A)   abduct, adduct
B)   extend, flex
C)   flex, extend
D)   adduct, abduct

Question 2

A synergist to zygomaticus, this muscle aids in smiling.

Accepted Answer

A)   orbicularis oris
B)   levator labii superioris
C)   depressor anguli oris
D)   risorius

Question 3

Like the deltoid muscle that lies over and abducts the shoulder, these two muscles lie over the hip and are prime movers of hip abduction. Neither muscle extends the hip.

Accepted Answer

A)   gluteus minimus and gluteus maximus
B)   gluteus maximus and gluteus medius
C)   gluteus medius and gluteus minimus

Question 4

The quadriceps are the prime movers of knee extension. Which muscle group is an antagonist to knee extension?

Accepted Answer

A)   tibialis anterior
B)   hamstrings
C)   soleus
D)   gluteus maximus

Question 5

This muscle originates on the zygomatic arch and inserts at the angle and ramus of the mandible. It is responsible for closing the jaw.

Accepted Answer

A)   zygomaticus
B)   risorius
C)   masseter
D)   temporalis

Question 6

This muscle compresses the cheek when you whistle.

Accepted Answer

A)   levator labii superioris
B)   depressor labii inferioris
C)   buccinator
D)   masseter

Question 7

Pectoralis major originates on the and inserts in the intertubercular sulcus of the humerus.

Accepted Answer

A)   the clavicle, acromion, and spine of the scapula
B)   anterior surface of the scapula
C)   lateral aspect of ribs 2 through 5
D)   clavicle and sternum

Question 8

This muscle closes the eyes, allowing you to wink or blink.

Accepted Answer

A)   orbicularis oculi
B)   frontal belly of the epicranius
C)   corrugator supercilii
D)   orbicularis oris

Question 9

This muscle works as a fixator of the shoulder when you attempt to lift a heavy table with your forearm.

Accepted Answer

A)   serratus anterior
B)   platysma
C)   deltoid
D)   external oblique

Question 10

Muscles are named based on all the criteria below except .

Accepted Answer

A)   action of the muscle
B)   number of origins
C)   color of the muscle
D)   direction of muscle fibers

Question 11

An agonist for elbow flexion is , whereas the _ is an antagonist to this movement.

Accepted Answer

A)   brachioradialis, deltoid
B)   deltoid, biceps brachii
C)   biceps brachii, triceps brachii
D)   triceps brachii, brachialis

Exam 13: Gross Anatomy of Muscular System

The quadriceps are the prime movers of knee extension. Which muscle group is an antagonist to knee extension?

Correct Answer
verified

This muscle closes the eyes, allowing you to wink or blink.

Correct Answer
verified

A muscle located on the anterior surface of the thigh will the knee, whereas a muscle on the posterior surface will the knee.

Correct Answer
verified

Muscles are named based on all the criteria below except .

Correct Answer
verified

Pectoralis major originates on the and inserts in the intertubercular sulcus of the humerus.

Correct Answer
verified

An agonist for elbow flexion is , whereas the _ is an antagonist to this movement.

Correct Answer
verified

This muscle works as a fixator of the shoulder when you attempt to lift a heavy table with your forearm.

Correct Answer
verified

This muscle compresses the cheek when you whistle.

Correct Answer
verified

A synergist to zygomaticus, this muscle aids in smiling.

Correct Answer
verified

This muscle originates on the zygomatic arch and inserts at the angle and ramus of the mandible. It is responsible for closing the jaw.

Correct Answer
verified

Like the deltoid muscle that lies over and abducts the shoulder, these two muscles lie over the hip and are prime movers of hip abduction. Neither muscle extends the hip.

Correct Answer
verified

Exam 13: Gross Anatomy of Muscular System

The quadriceps are the prime movers of knee extension. Which muscle group is an antagonist to knee extension?

Correct AnswerverifiedShow Answer

This muscle closes the eyes, allowing you to wink or blink.

Correct AnswerverifiedShow Answer

A muscle located on the anterior surface of the thigh will the knee, whereas a muscle on the posterior surface will the knee.

Correct AnswerverifiedShow Answer

Muscles are named based on all the criteria below except .

Correct AnswerverifiedShow Answer

Pectoralis major originates on the and inserts in the intertubercular sulcus of the humerus.

Correct AnswerverifiedShow Answer

An agonist for elbow flexion is , whereas the _ is an antagonist to this movement.

Correct AnswerverifiedShow Answer

This muscle works as a fixator of the shoulder when you attempt to lift a heavy table with your forearm.

Correct AnswerverifiedShow Answer

This muscle compresses the cheek when you whistle.

Correct AnswerverifiedShow Answer

A synergist to zygomaticus, this muscle aids in smiling.

Correct AnswerverifiedShow Answer

This muscle originates on the zygomatic arch and inserts at the angle and ramus of the mandible. It is responsible for closing the jaw.

Correct AnswerverifiedShow Answer

Like the deltoid muscle that lies over and abducts the shoulder, these two muscles lie over the hip and are prime movers of hip abduction. Neither muscle extends the hip.

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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