3.1.1. Superficial Muscles of the Anterior Forearm

Question 1

What are the Categories of the Muscles of the Anterior Compartment of the Forearm?

Answer 1

1. Superficial
2. Intermediate
3. Deep

Question 2

What are the General Actions of the Muscles of the Anterior Compartment of the Forearm?

Answer 2

1. Flexors of the Wrist
2. Flexors of the Fingers
3. Pronators of the Forearm

Question 3

What are the Superficial Muscles of the Anterior Compartment of the Forearm?

Answer 3

1. Flexor Carpi Ulnaris
2. Palmaris Longus
3. Flexor Carpi Radialis
4. Pronator Teres

Question 4

1. Where do all of the Superficial Muscles of the Anterior Forearm Originate?
2. Where is this attached to?

Answer 4

1. Common Flexor Tendon
2. Medial Epicondyle of the Humerus

Question 5

Which Superficial Muscles, of the Anterior Compartment of the Forearm, has another Origin?

Answer 5

1. Flexor Carpi Ulnaris
2. Pronator Teres

Question 6

Where is the Long (additional) Origin of the Flexor Carpi Ulnaris?

Answer 6

Ulna

Question 7

Where does the Flexor Carpi Ulnaris attach Distally?

Answer 7

It passes into the Wrist and attaches to the Pisiform Carpal Bone

Question 8

What are the functions of the Flexor Carpi Ulnaris?

Answer 8

1. Flexion of the Wrist
2. Adduction of the Wrist

Question 9

What is the innervation of the Flexor Carpi Ulnaris?

Answer 9

Ulnar Nerve

Question 10

Where does the Palmaris Longus attach Distally?

Answer 10

Flexor Retinaculum of the Wrist

Question 11

What is the function of the Palmaris Longus?

Answer 11

Flexion of the Wrist

Question 12

What is the innervation of the Palmaris Longus?

Answer 12

Median Nerve

Question 13

What is Clinically Significant about the Palmaris Longus?

Answer 13

It is Absent in 15% of People

Question 14

What is located immediately under the underneath the Palmaris Longus?

Answer 14

Median Nerve - Just Distal to the Wrist, if you Reflect Back the Palmaris Longus

Question 15

Where does the Flexor Carpi Radialis attach Distally?

Answer 15

1. Base of Metacarpal II
2. Base of Metacarpal III

Question 16

What are the functions of the Flexor Carpi Radialis?

Answer 16

1. Flexion of the Wrist
2. Abduction of the Wrist

Question 17

What is the innervation of the Flexor Carpi Radialis?

Answer 17

Median Nerve

Question 18

Where is the Long (additional) Origin of the Pronator Teres?

Answer 18

Coronoid Process of the Ulna

Question 19

Where does the Pronator Teres attach Distally?

Answer 19

The Lateral Mid-Shaft of the Radius

Question 20

What is the function of the Pronator Teres?

Answer 20

Pronation of the Forearm

Question 21

What is the innervation of the Pronator Teres?

Answer 21

Median Nerve

Question 22

When you flex your wrist, where can you see the Palmaris Longus Tendon?

Answer 22

Distal 1/3 of the Forearm