Upper limb

Question 1

1 - 5

Answer 1

1) m. pectoralis major (-> plica axillaris ant.)/minor
2) m. latissimus dorsi (-> plica axillaris post.)/teres maj.
3) m. serratus anterior
4) m. biceps brachii, coracobrachialis
5) a. subclavia

Question 2

6 - 10

Answer 2

6) a. axillaris
7) a. brachialis
8) plexus brachialis
9) n. ulnaris
10) n. medianus

Question 3

11

Answer 3

11) n. musculocutaneus

Question 4

1 - 5

Answer 4

1) m. teres minor
2) m. teres major
3) caput longum m. tricipitis brachii
4) humerus
5) hiatus axillaris lateralis (= quadrangular space)

Question 5

6 - 9

Answer 5

6) hiatus axillaris medialis (= triangular space)
7) n. axillaris
8) a. circumflexa humeralis posterior
9) a. + v. circumflexa scapulae

Question 6

1 - 5

Answer 6

1) m. triceps brachii
2) m. brachialis
3) m. biceps brachii
4) v. cephalica
5) v. basilica

Question 7

6 - 10

Answer 7

6) v. brachialis
7) a. brachialis
8) n. medianus
9) n. ulnaris
10) n. musculocutaneus

Question 8

11 - 15

Answer 8

11) MISTAKE
12) n. radialis
13) fascia brachialis
14) septum intermusculare laterale
15) septum intermusculare mediale

Question 9

16 - 18

Answer 9

16) flexors
17) extensors
18) sulcus bicipitalis medialis

Question 10

Which other muscles not shown in the picture belong to the arm? (1)

Answer 10

m. coracobrachialis

Question 11

1 - 5

Answer 11

1) epicondylus lateralis humeri
2) epicondylus medialis humeri
3) m. brachioradialis
4) m. pronator teres
5) tendon of m. biceps brachii

Question 12

6 - 10

Answer 12

6) m. brachialis
7) a. brachialis
8) a. radialis
9) a. ulnaris
10) n. medianus

Question 13

1 - 5

Answer 13

1) m. extensor digitorum
2) m. extensor digiti minimi
3) m. extensor carpi ulnaris
4) m. flexor carpi ulnaris
5) m. flexor digitorum superficialis

Question 14

6 - 10

Answer 14

6) m. pronator teres
7) m. flexor carpi radialis
8) m. palmaris longus
9) m. brachioradialis
10) m. extensor carpi radialis longus

Question 15

11 - 15

Answer 15

11) m. extensor carpi radialis brevis
12) m. supinator
13) m. abductor pollicis longus
14) m. flexor pollicis longus
15) m. flexor digitorum profundus

Question 16

16 - 20

Answer 16

16) canalis supinatoris → n. radialis ramus profundus
17) n. medianus
18) n. ulnaris
19) a. + v. ulnaris
20) a. + v. radialis

Question 17

21 - 22

Answer 17

21) flexors
22) extensors (radial + ulnar group)

Question 18

Which other muscles not shown in the picture belong to the forearm? (4)

Answer 18

• m. pronator quadratus
• m. extensor pollicis longus
• m. extensor pollicis brevis
• m. extensor indicis

Question 19

How can we group the 10 different muscles of the hand? (3)

Answer 19

• thenar:
  
  • m. abductor pollicis brevis
  • m. flexor pollicis brevis
  • m. opponens pollicis
  • m. adductor pollicis
• hypothenar:
  
  • m. abductor digiti minimi
  • m. flexor digiti minimi brevis
  • m. opponens digiti minimi
• mesothenar:
  
  • mm. lumbricales (4)
  • mm. interossei dorsales (4)
  • mm. interossei palmares (3)

Question 20

first picture: #1 - 5

Answer 20

1) canalis carpi
2) canalis ulnaris (= Guyon’s canal)
3) m. flexor digitorum superficialis
4) m. flexor digitorum profundus
5) m. flexor pollicis longus

Question 21

first picture: #6 - 10

Answer 21

6) n. medianus
7) retinaculum flexorum
8) lig. carpi palmare (= volar carpal lig.)
9) a. ulnaris
10) n. ulnaris

Question 22

What are the lateral and medial boundaries of canalis carpi?

Answer 22

• eminentia carpi ulnaris
  
  • os pisiforme
  • hamulus ossis hamati
• eminentia carpi radialis
  
  • tuberculum ossis scaphoidei
  • os trapezium

Question 23

second picture: #1 - 5

Answer 23

1) m. extensor pollicis longus
2) m. extensor pollicis brevis
3) m. abductor pollicis longus
4) retinaculum flexorum
5) a. radialis

Question 24

second picture: #6

Answer 24

6) v. cephalica

Question 25

Give 2 further names for the anatomical snuffbox?

Answer 25

• foveola radialis
• fossa Tabatiére

Question 26

Since #1 - 6 are the 6 vaginae synoviales (= tendon sheaths) name their contents

Answer 26

1) m. abductor pollicis longus, extensor pollicis brevis
2) m. extensor carpi radialis longus/brevis
3) m. extensor pollicis longus
4) m. extensor digitorum,extensor indicis
5) m. extensor digiti minimi
6) m. extensor carpi ulnaris