9.4 Superficial Muscle Of Front Of Forearm

Question 1

What is the most lateral superficial muscle of the front of the forearm?

Answer 1

Brachioradialis

Question 2

True or False: The pronator teres is located on the medial side of the forearm.

Answer 2

True

Question 3

Which muscle is primarily responsible for flexing the wrist?

Answer 3

Flexor carpi radialis

Question 4

Fill in the blank: The __________ is the most medial muscle in the superficial layer of the anterior forearm.

Answer 4

Flexor carpi ulnaris

Question 5

What muscle is located between the flexor carpi radialis and the palmaris longus?

Answer 5

Flexor digitorum superficialis

Question 6

Which muscle has a tendon that passes through the carpal tunnel?

Answer 6

Flexor digitorum superficialis

Question 7

True or False: The palmaris longus is absent in about 15% of the population.

Answer 7

True

Question 8

What is the function of the flexor carpi ulnaris?

Answer 8

It flexes and adducts the wrist.

Question 9

Identify the muscle that is primarily a weak flexor of the elbow and assists in forearm pronation.

Answer 9

Brachioradialis

Question 10

Which two muscles originate from the medial epicondyle of the humerus?

Answer 10

Flexor carpi radialis and flexor carpi ulnaris

Question 11

What is the primary action of the flexor digitorum superficialis?

Answer 11

Flexes the middle phalanges of the fingers.

Question 12

Name the muscle that is the most superficial on the anterior forearm.

Answer 12

Palmaris longus

Question 13

True or False: The brachioradialis is part of the superficial flexor group of the forearm.

Answer 13

False

Question 14

Which muscle assists in flexing the wrist and is located on the radial side?

Answer 14

Flexor carpi radialis

Question 15

What is the innervation of the flexor carpi ulnaris?

Answer 15

Ulnar nerve

Question 16

Which muscle is absent in a significant portion of the population, making it a variable muscle?

Answer 16

Palmaris longus

Question 17

Fill in the blank: The __________ is located just lateral to the flexor carpi ulnaris.

Answer 17

Flexor carpi radialis

Question 18

What is the role of the pronator teres?

Answer 18

It pronates the forearm.

Question 19

Which muscle is responsible for flexing the middle and proximal phalanges?

Answer 19

Flexor digitorum superficialis

Question 20

Identify the muscle that contributes to wrist flexion and is positioned medially.

Answer 20

Flexor carpi ulnaris

Question 21

True or False: The flexor digitorum superficialis has four tendons that extend to the fingers.

Answer 21

True

Question 22

What is the common origin point for most superficial flexor muscles of the forearm?

Answer 22

Medial epicondyle of the humerus

Question 23

What action does the flexor carpi radialis perform?

Answer 23

Flexes and abducts the wrist.

Question 24

Identify the muscle that lies directly medial to the flexor carpi radialis.

Answer 24

Palmaris longus

Question 25

Which muscle is primarily involved in the flexion of the elbow?

Answer 25

Brachioradialis

Question 26

True or False: The superficial muscles of the forearm are primarily innervated by the radial nerve.

Answer 26

False