Hand and Wrist Anatomy Flashcards Preview

Systems: MSK AB > Hand and Wrist Anatomy > Flashcards

Flashcards in Hand and Wrist Anatomy Deck (63)
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1

What nerve is injured in wrist drop?

Radial nerve

2

What bones form the fingers?

-Metacarpals
-Proximal phalanges
-Intermediate phalanges
-Distal phalanges

3

What bones form the thumb?

-Metacarpal
-Proximal phalange
-Distal phalange

4

Name the carpal bones.

-Trapezium
-Trapezoid
-Capitate
-Hamate
-Pisiform
-Triquetrum
-Lunate
-Scaphoid

5

What type of joint is the glenohumeral/ shoulder joint?

Synovial ball and socket

6

What movements occur at the glenohumeral/ shoulder joint?

-Flexion and extension
-Adduction and abduction
-Circumduction

7

What type of joint is the elbow?

Synovial hinge

8

What movements occur at the elbow?

Flexion and extension

9

What type of joint is the proximal and distal ulnar joint?

Synovial pivot

10

What movements occur at the proximal and distal ulnar joint?

Pronation and supination

11

What type of joint is the wrist?

Synovial condyloid

12

What movements occur at the wrist?

-Flexion and extension
-Adduction and abduction
-Circumduction

13

What type of joint is the carpo-metacarpal joint (thumb)?

Synovial saddle

14

What movements occur at the carpo-metacarpal joint (thumb)?

-Flexion and extension
-Adduction and abduction
-Circumduction
-Opposition

15

What type of joint is the carpal-metacarpal joint (fingers)?

Synovial condyloid

16

What movements occur at the carpal-metacarpal joint (fingers)?

-Flexion and extension (4th an 5th)
-Almost no movements (2nd and 3rd)

17

What type of joint is the proximal metacarpal-phalangeal joint?

Synovial condyloid

18

What movements occur at the proximal metacarpal-phalangeal joint?

-Flexion and extension
-Adduction and abduction
-Circumduction

19

What type of joint is the interphalangeal joint?

Synovial hinge

20

What movements occur at the interphalangeal joint?

Flexion and extension

21

Where does the subclavian artery become the axillary artery?

Lateral border of 1st rib

22

Where does the axillary artery become the brachial artery?

Inferior border of teres major

23

What does the brachial artery become?

Divides into the ulnar and radial arteries at the cubical fossa

24

What do the radial and ulnar arteries form in the hand?

Palmar arches which give off digital arteries

25

What is the main contributor of the more distal superficial palmar arch?

Ulnar artery

26

What is the main contributor of the more proximal deep palmar arch?

Radial artery

27

Where do the superficial veins arise from?

Dorsal venous arch of the back of the hand

28

What is the course of the cephalic vein?

-Travels up arm on the lateral side
-Drains into the axillary vein below the clavicle

29

What is the course of the basilica vein?

-Travels up arm on the medial side
-Becomes continuous with brachial veins (deep veins accompanying brachial artery)

30

What is the median cubital vein?

A vein which connects the cephalic and basilica veins across the cubital fossa