Hand and wrist lectures Flashcards

1
Q

What is the main action of the muscles on the forearm of the anterior aspect?

A

Flexion of the wrist

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2
Q

What is the main action of the muscles on the forearm of the posterior aspect?

A

Extension of the wrist

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3
Q

If following a trauma and individual is unable to extend the wrist which nerve is likely to be injured?

A

The radial nerve

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4
Q

From distal to proximal what are the bones of the hands?

A

1) Distal phalanges
2) Intermediate phalanges
3) Proximal phalanges
4) Metacarpals
5) Carpals

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5
Q

Name the carpal bones starting at the base of the thumb and moving clockwise fashion

A

1) Trapezium
2) Scaphoid
3) Lunate
4) Triquetrum
5) Pisiform
6) Hamate
7) Capitate
8) Trapezoid

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6
Q

Which type of joint is the Glenohumeral joint?

A

Synovial ball and socket

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7
Q

Which type of joint is the elbow joint?

A

Synovial hinge

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8
Q

Which type of joint is the proximal and distal radio-ulnar joint?

A

Synovial pivot

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9
Q

Which type of joint is the wrist joint?

A

Synovial condyloid

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10
Q

Which type of joint is the carpo-metacarpal (1st) joint, thumb?

A

Synovial saddle

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11
Q

Which type of joint is the carpo-metacarpal (2-5th) joint?

A

Synovial condyloid

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12
Q

Which type of joint is the proximal metacarpo-phalangeal joint?

A

Synovial condyloid

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13
Q

Which type of joint is the interphalangeal joint?

A

Synovial hinge

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14
Q

Movements of the Glenohumeral joint?

A

1) Flexion
2) Extension
3) Adduction
4) Abduction
5) Circumduction

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15
Q

Movements of the elbow joint?

A

1) Flexion

2) Extension

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16
Q

Movements of the proximal and distal radio-ulnar joint?

A

1) Pronation

2) Supination

17
Q

Movements of the wrist joint?

A

1) Flexion
2) Extension
3) Adduction
4) Abduction
5) Circumduction

18
Q

Movements of the carpo-metacarpal (1st) joint, thumb?

A

1) Flexion
2) Extension
3) Adduction
4) Abduction
5) Circumduction
6) Opposition

19
Q

Movements of the carpo-metacarpal (2-5th) joint?

A

1) Flexion and extension (4th and 5th)

2) Almost no movements (2nd and 3rd)

20
Q

Movements of the proximal metacarpo-phalangeal joint?

A

1) Flexion
2) Extension
3) Adduction
4) Abduction
5) Circumduction

21
Q

Movements of the interphalangeal joint?

A

1) Flexion

2) Extension

22
Q

Where does the subclavian artery become the axillary artery?

A

Lateral border of the 1st rib

23
Q

Where does the axillary artery become the brachial artery?

A

At the inferior border of teres major muscle

24
Q

Where does the brachial artery divide into the radial and ulnar artery?

A

Within the cubital fossa

25
Q

Which arteries form the palmar arteries of the hand?

A

The radial and ulnar arteries

26
Q

Which arteries are given off from the palmar arteries?

A

The digital arteries, run either side of the digits

27
Q

Which artery is the main contributor to the superficial palmar arch?

A

The ulnar artery

28
Q

Which artery is the main contributor to the deep palmar arch?

A

The radial artery