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ANA 201 > Pronation, Supination, Carpal Tunnel > Flashcards

Pronation, Supination, Carpal Tunnel Flashcards

1
Q

CHARACTERISTICS

-possible only in the ____ and _____

A

forearm and hands

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2
Q

movements in our hand is solely permitted by the ____ and ____ joints

A

superior and inferior radioulnar

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3
Q

PROXIMAL RADIOULNAR JOINT

  • Radial notch: accepts __
  • Annular ligament: A ligament that starts from _____, goes _____, and ends at ____

-Arcuate/quadrate ligament: between ____ of ____ and ____

A

head of radius

one margin of the notch; round the head; the other margin of the notch

head of radius and ulna

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4
Q

PROXIMAL RADIOULNAR JOINT

——— ______ joint

A

synovial pivot

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5
Q

there’s a level of mobility of the radial head. It can move around the _____ but the ____ prevent it from pulling out

A

radial notch

annular ligament

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6
Q

DISTAL RADIOULNAR JOINT
-Ulnar notch: accepts ____ of ____ bone

  • pivotal synovial joint
  • allows movement of the ulna to a certain degree
  • palmar and dorsal capsular/radioulnar ligament , unlar collateral ligament , ulnolunate ligament, ulnotriquetral ligament also fortifies the joint
A

head of ulna

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7
Q

FibroCartilage:

there is a ____ shaped disc that is formed at the _____ joint which accepts the ___; forms the articular surface of the ______ joint

A

triangular

radioulnar

ulnar

distal radioulnar

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8
Q

FIBROUS CAPSULE

  • at _____ radioulnar joint
  • continuous with the capsule of the ____ joint to attach to the _____ ligament
  • the ____ and ____ ligament also helps
  • envelops the _____ radioulnar joint
A

proximal

elbow

annular

radial and ulnar collateral

proximal

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9
Q

INTEROSSEOUS MEMBRANE

  • found between the ____ and ____ bone
  • runs _____ (upwards or downwards?) from the radius to ulna bone
  • at its (proximal or distal?) part , there’s an opening which allows passage of the _____
A

radius and ulnar

obliquely

downwards

distal

blood vessel

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10
Q

OBLIQUE CORD

  • fiber runs (medially or laterally ?) from the ulna to the radius
  • ______ direction to the interosseeous membrane
A

laterally

opposite

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11
Q

Pronator teres:

  • (chief or supporting?) muscle
  • from _____ and ______ to ____ of ___
A

supporting

medial epicondyle and Coronoid process of ulna

lateral mid shaft of radius

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12
Q

Pronator quadratus:

  • (chief or supporting?) muscle
  • from ____ Surface of (proximal or distal?) ulna to (proximal or distal?) _____ Surface of distal radius
A

Chief

anterior; distal; distal; anterior ; anterior

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13
Q

Supinator: from ____ and _____ to ______

A

from lateral epicondyle and post surface of ulna

post lat surface of radius

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14
Q

Biceps brachii:

short from ____ and long from _____ to ____ of ____

A

coracoid

supraglenoid
radial tuberosity of radius

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15
Q

ANTERIOR INTEROSSEOUS NERVE SYNDROME

  • the INTEROSSEOUS membrane has spaces for vessels to pass
  • when the ____ gets entrapped, that’s what causes the issue because the nerve gets compressed
  • symptoms include failure to _____ with ____ and _____, weakened ___ and _____ finger pincer grip. and ____ease pronation strength
A

median nerve

make an ok sign with thumb and index

thumb and index

Decr

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16
Q

which is stronger

Pronation or supination

A

Pronation

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17
Q

GALEAZZI FRACTURE

  • occurs when you ___ your hand and ___ in that position which can lead to a fracture of the ____ of the _____
  • can cause dislocation of the ______ joint
  • making the pronation and supination movements impossible due to pain felt by the ______ of the _____ joint
A

stretch

fall

distal shaft of the radius

distal radioulnar

incompatibility of the radioulnar

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18
Q

CARPAL TUNNEL

  • (narrow or wide?) passage on the palm side of the wrist
  • made up of bones and ligaments
A

narrow

19
Q

BOUNDARIES OF THE CARPAL TUNNEL
-formed mainly by bones

Medially
_____ and ____

Laterally
_____ and _____ bones
_____________ :tendon from _____

Roof
________

A

Pisiform and Hamate

Trapezium and Scaphoid

Fibrosseous Flexor carpi radialis; FCR

Flexor retinaculum

20
Q

CONTENTS of carpal tunnel syndrome

  • 9 tendons
  • 4 are ______ tendon
  • 4 are _______ tendon
  • 1 is _______ tendon
  • _____ nerve
A

flexor digitorum superficialis

flexor digitorum profoundus

flexor policis longus

median

21
Q

Swelling of the synovial sheat can cause pressure in the tunnel leading to _____ of the _____ resulting in ____ of the thumb and part of the hand. If it’s serious, can lead to pain

A

compression of the median nerve

numbness

22
Q

_______ nerve passed over the carpal tunnel

A

Cutaneous branch of median

23
Q

Radioulnar joints are ___axial joints , allowing movement in only ___ direction

A

Uni

One

24
Q

The upper margin of the annular ligament is continuous with the ___ of the ____ joint and its lower part becomes (narrow or wide?) and embraces the _____ of radius.

A

capsule of the elbow

narrow

neck

25
Q

The inner surface of annular ligament is covered by a (thin or thick?) layer of _____.

Laterally, it blends with the ______ ligament.

A

thin

cartilage

radial collateral

26
Q

Quadrate ligament:

It is (thin or thick ?), (fibrous or serous?) ligament, which extends from__ of ____ to the (upper or lower?) part of _____ of ulna just (above or below?) the radial notch.

A

thin

fibrous

neck of radius

upper

supinator fossa

below

27
Q

Relations of superior radioulnar joint

Anteriorly and laterally: _____ muscle.

Posteriorly: ____ muscle.

A

Supinator

Anconeus

28
Q

Capsular ligament (joint capsule):

The synovial lining of the joint sends an upward prolongation in front of the lower part of the interosseous membrane called ______.

A

recessus sacciformis

29
Q

The synovial cavity of the inferior radioulnar joint communicate with the synovial cavity of the wrist joint.
T/F

A

F

30
Q

Articular disc of inferior radioulnar joint : is sometimes referred to by clinicians as _____.

A

triangular ligament

31
Q

Articular disc:

Its apex is attached to the ___ of the ____ of ____ and its base to the __ margin of the ____ of ______.

A

base

styloid process of ulna

lower

ulnar notch of radius

32
Q

The ______ separates the inferior radio-ulnar joint from the wrist joint.

A

articular disc

33
Q

Relations of inferior radioulnar joint

Anteriorly: ________

Posteriorly: _______

A

Flexor digitorum profundus.

Extensor digiti minimi.

34
Q

The INTEROSSEOUS membrane of the forearm does not interfere with the movements, which take place in the forearm

T/F

A

T

35
Q

INTEROSSEOUS MEMBRANE OF THE FOREARM is sometimes termed _____ joint.

This is a _____ type of ____ joint.

A

middle radio-ulnar

syndesmosis

fibrous

36
Q

INTEROSSEOUS membrane of the forearm begins (above or below?) the _____ of the _____ and blends distally with the ______ of the ____

A

below

tuberosity of the radius

capsule of the inferior radioulnar joint

37
Q

INTEROSSEOUS membrane of the forearm runs from _____ to ___[

A

Radius to ulna

38
Q

Posterior interosseous vessels of the forearm pass through a space between the ____ margin of ___ and the _____

A

Upper ; INTEROSSEOUS membrane of the forearm

Oblique cord

39
Q

The anterior INTEROSSEOUS vessels pass by _____ the _____ 5cm above its ____ margin

A

Piercing the INTEROSSEOUS membrane of the forearm

Lower

40
Q

______ supinates the pronated forearm to midprone position

A

Brachioradialis

41
Q

______, pronates the supinated forearm to midprone position

A

Brachioradialis

42
Q

Most important stabilizing factor of proximal radio ulnar joint is ??

Most important stabilizing factor of distal radio ulnar joint is ??

A

Annular ligament

Articular disc

43
Q

Things that pass superficial to the flexor retinaculum of the wrist

\_\_\_\_ nerve
\_\_\_\_\_ artery
\_\_\_\_\_\_\_\_\_\_\_\_\_ nerve.
Tendon of \_\_\_\_
\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ nerve.
\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ artery.
A

Ulnar

Ulnar

Palmar cutaneous branch of ulnar

palmaris longus

Palmar cutaneous branch of median

Superficial palmar branch of radial

ANA 201 (34 decks)

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