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OSPE 2020 > Arm (limbs) > Flashcards

Arm (limbs) Flashcards

1
Q

What are the anterior compartment arm muscles?

A

biceps brachii, coracobrachialis and brachialis

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2
Q

What is the innervation of the anterior compartment muscles?

A

Msuculoskeletal nerve (C5/6) and brachial artery

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3
Q

Biceps brachii attachments?

A

Origin: SH is coracoid process f scapula, lh is supraglenoid tubercle
Insert: through intertubecular groove to radial tuberosiry

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4
Q

Biceps brachii function and test?

A

superficial flexor, main supinator.

Boxer pose, resist extension whilst stabilising the elbow

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5
Q

What are the brachialis attachments?

A

Origin: middle of humeral shaft
Insert: ulnar tuberosity

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6
Q

Brachialis function?

A

Main flexor of forearm

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7
Q

Coracobrachialis attachments?

A

Origin: coracoid process of scapula
Insert: middle of medial aspect of humerus

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8
Q

Coracobrachilis function?

A

Assists in flexion and adduction

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9
Q

Triceps attachments?

A

Origin LH: infraglenoid tubercle
Origin Medial Head: inferior to radial groove on posterior humerus
origin lateral head: superior to radial groove on posterior humerus
Insert: olecranon of ulna

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10
Q

Triceps innervation?

A

Radial nerve C6/7

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11
Q

Triceps test?

A

Subject sitting/standing. arm abduct 5-10 degrees. elbow at 90 degrees, extend forearm against resistance.. Boxer pose, resist pushing in

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12
Q

Forearm superficial muscles anterior?

A

Pronator teres, flexor carpi radialis, palmar longus, flexor carpi ulnaris

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13
Q

Pronator teres attachments?

A

Origin: medial epicondoyle of humerus + coronoid process of ulna
Insert: pronator tuberosity on lateral aspect of radius

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14
Q

Pronator teres function?

A

pronate radius about ulna

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15
Q

Flexor carpi radialis attachments?

A

Origin: common flexor tendon of medial epicondoyle

InsertL base of 2/3rdmetacarpal

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16
Q

Flexor Carpi radialis function?

A

Flexion/abductionof wrist

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17
Q

Palmar Longus attachments?

A

Origin: common flexor tendon of medial epicondoyle
Insert: flexor reticulanum + palmar aponeurosis

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18
Q

Function of Palmar longus?

A

Flexion of wrist

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19
Q

Flexor carpi ulnaris attachments?

A

Origin: common flexor tendon on median epicondoyle
Insert: Pisifrom, hamate, 5th netacarpal base

20
Q

Flexor carpi ulnaris function?

A

Flexion + ulnar deviation of wrist

21
Q

Superficial forearm muscle innervation?

A

All median nerve except FCU which is ulnar nerve

22
Q

Pronation/Supination Test?

A

Patient lying down with arm at 90 degrees. Hold elbow and wrist while asking to supinate/pronate. Elbow straight to test pronator teres

23
Q

How can you test the superficial wrist flexors?

A

Hands out in front, palms up, flex wrists to the ceiling

24
Q

WHat are the deep digital felxors of the forearm?

A

, flexor digitorum profundus and flexor pollicis longus and pronator quadratus

25
Q

How do you test FDP?

A

Only one to felx DIP joints so hold the rest of the fingers down and ask patient to move just the tip of the finger

26
Q

FDS test?

A

one finger flexed at the PIP while others are held down to inactivate the FDP

27
Q

FPL?

A

flexes the thumb at MCP and IP. Bend the tip of your thumb whilst stabilising MCP against resistance

28
Q

What are the FDS attachments and innervation?

A

Origin: common flexor tendon + radius
Insert: 4 intermediate phalanges, tendons at the wrist
Median nerve

29
Q

What are the FPL attachment and innervation?

A

Origin: Shaft of radius + surrounding interosseus membrane
Insert: base of thumb
Median nerve

30
Q

FDP attachment and innervation?

A

Origin: Ulna and interosseus membrane
Insert: Distal phalanges of last 4 digits
Insert: Ulnar and Median nerve

31
Q

`Pronator quadratus attachment and innervation?

A

Origin: shaft of radius and interosseus membrane
Insert: base of thumb
Median nerve

32
Q

What are the superficial posterior forearm muscles?

A

Brachioradialis, extensor carpi radialis longus, extensor carpi radialis brevis, extensor digitorum, extensor digiti minimi, extensor carpi ulnaris and aconeus

33
Q

Deep posterior forearm muscles?

A

Supinaor, abducotr pollicis longus, extensor pollicis brevis, extensor pollicis longus and extensor indices

34
Q

Aconeus features?

A

Origin: lateral epicondyle of humerus
Inster: olecranon + posterior surface of ulna
Radial nerve

35
Q

Extensor carpi radialis longus and brevis test/

A

Make fist and bring backwards against resistance

36
Q

Extensor digitorum test?

A

affects the medial 4 fingers at MCP + IP. extend 4 fingers against resistance

37
Q

Extensor digiti minimi test?

A

Extends little finger against resistance

38
Q

Extensor carpi ulnaris test?

A

Wrist extension + adduction against resistance

39
Q

Abductor pollicis longus test?

A

abducts the thumb. Move thumb upwards against resistance

40
Q

Extensor pollicis brevis test?

A

Extend at MCP joint + carpometacarpal. Extend thumb holding MCP againstr esistance

41
Q

Extensor pollicis longus test?

A

Extend thumb while holding IP against resistance

42
Q

Extensor indices proprius test?

A

Extend index finger against resistance

43
Q

What are the intrinsic muscles of the hand?

A

Interossei, lumbricals, thenar, hypothenar and adductor pollicis

44
Q

What are the thenar muscles and its test?

A

opponens pollicis, abductor pollicis brevis, flexor pollicis brevis. Touch thumb to little finger. Median nerve innervation - also lumbricals 2/3

45
Q

Hypothenar muscles and test?

A

opponens digiti minimi, abductor digiti minimi, flexor digiti minimi brevis. Move thumb to finger, then resist against spread. Hold the rest and move the little finger away. Ulnar nerve + lumbricals

46
Q

Interosseus Dorsal + palmar test?

A

Dorsal - spread fingers out (DAB)
Palmar - bring fingers back (PAD)
Ulnar nerve

OSPE 2020 (6 decks)

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