Anterior Forearm

Question 1

Where does pronator teres originate?

Answer 1

Medial epicondyle of humerus

Question 2

How many heads does pronator teres have?

Answer 2

2

Question 3

How does the median nerve enter the forearm?

Answer 3

Through the cubital fossa and between the 2 heads of pronator teres

Question 4

What forms the medial boundary of the cubital fossa?

Answer 4

Lateral side of pronator teres

Question 5

Where do we often take blood from?

Answer 5

Median cubital vein

Question 6

What does the median cubital vein connect?

Answer 6

Cephalic and basilic veins

Question 7

What structures does the cubital fossa contain?

Answer 7

Radial nerve
Biceps brachii tendon
Brachial artery
Median nerve

Question 8

Which artery do we use to measure BP?

Answer 8

Brachial artery

Question 9

Which artery is most superficial: radial or ulnar?

Answer 9

radial artery

Question 10

Which artery supplies the most blood to the hand?

Answer 10

Ulnar artery

Question 11

What are the general functions of the anterior forearm compartment?

Answer 11

Flexion and pronation

Question 12

How many muscles are in the anterior forearm and in how many layers?

Answer 12

8 muscles

3 layers

Question 13

How many superficial anterior forearm muscles are there and what are they?

Answer 13

4 
Pronator teres 
Flexor carpi radialis 
Palmaris longus
Flexor carpi ulnaris

Question 14

Which superficial anterior forearm muscle do 30% of people not have?

Answer 14

palmaris longus

Question 15

Which muscle lays in the middle part of the anterior forearm?

Answer 15

Flexor digitorum superficialis

Question 16

What is the action of the flexor digitorum superficialis?

Answer 16

Flexes the proximal interphalangeal joints and metacarpophalangeal joints

Question 17

How many deep anterior forearm muscles are there and what are they?

Answer 17

3
Flexor digitorum profundus
Flexor pollicis longus
Pronator quadratus

Question 18

Which 2 muscles are the ulnar nerve and ulnar artery sandwiched between?

Answer 18

Flexor carpi ulnaris and the flexor digitorum profundus

Question 19

Which artery is most superficial: radial or ulnar?

Answer 19

radial artery

Question 20

Which artery supplies the most blood to the hand?

Answer 20

Ulnar artery

Question 21

What are the general functions of the anterior forearm compartment?

Answer 21

Flexion and pronation

Question 22

How many muscles are in the anterior forearm and in how many layers?

Answer 22

8 muscles

3 layers

Question 23

How many superficial anterior forearm muscles are there and what are they?

Answer 23

4 
Pronator teres 
Flexor carpi radialis 
Palmaris longus
Flexor carpi ulnaris

Question 24

Which superficial anterior forearm muscle do 30% of people not have?

Answer 24

palmaris longus

Question 25

Which muscle lays in the middle part of the anterior forearm?

Answer 25

Flexor digitorum superficialis

Question 26

What is the action of the flexor digitorum superficialis?

Answer 26

Flexes the proximal interphalangeal joints and metacarpophalangeal joints

Question 27

How many deep anterior forearm muscles are there and what are they?

Answer 27

3 Flexor digitorum profundus Flexor pollicis longus Pronator quadratus

Question 28

Which 2 muscles are the ulnar nerve and ulnar artery sandwiched between?

Answer 28

Flexor carpi ulnaris and the flexor digitorum profundus

Question 29

What passes through the carpal tunnel?

Answer 29

4 tendons of flexor digitorum profundus 4 tendons of flexor digitorum superficialis Tendon of flexor pollicis longus Median nerve

Question 30

What forms the roof of the carpal tunnel?

Answer 30

Flexor retinaculum

Question 31

Where do the tendons of flexor digitorum superficialis attach?

Answer 31

Shaft of middle phalanges

Question 32

Where do the tendons of flexor digitorum profundus attach?

Answer 32

Base of the distal phalanges

Question 33

What is the origin of FCU?

Answer 33

Medial epicondyle of humerus

Question 34

What is the insertion of FCU?

Answer 34

Pisiform

Question 35

What it the action of FCU?

Answer 35

Flexion and Adduction of wrist

Question 36

What is the origin of palmaris longus?

Answer 36

Medial epicondyle of humerus

Question 37

What is the insertion of palmaris longus?

Answer 37

Flexor retinaculum

Question 38

What is the action of palmaris longus?

Answer 38

Flexion at wrist

Question 39

What is the origin of FCR?

Answer 39

Medial epicondyle humerus

Question 40

What is the insertion of FCR?

Answer 40

Base of metacarpals II and III

Question 41

What is the action of FCR?

Answer 41

Flexion and abduction of wrist

Question 42

What is the action of FDS?

Answer 42

Flexes MCP joints Flexes proximal IP joints Flexes wrist

Question 43

What is the origin of FDP?

Answer 43

Ulna

Question 44

What is the action of FDP?

Answer 44

Flexes distal IP joints | Flexes MCP joints

Question 45

What is the origin of FPL?

Answer 45

Radius

Question 46

What is the attachment of FPL?

Answer 46

Base of distal phalanx of thumb

Question 47

What is the action of FPL?

Answer 47

Flexes IP and MCP joints of thumb

Question 48

What is the origin of pronator quadratus?

Answer 48

Ulna

Question 49

What is the insertion of pronator quadratus?

Answer 49

Radius