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Anatomy Exam 2 > Ligaments and other underrated things > Flashcards

Ligaments and other underrated things Flashcards

1
Q

The radial collateral ligament of the elbow resists….

A

Medial –> Lateral forces

(Varus forces)

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2
Q

The Ulnar Collateral Ligament resists what?

A

Lateral –> Medial forces

Valgus Forces

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3
Q

What does the Annular Ligament do?

A

Hold radial head inside of radial notch of ulna as it rotates during pro/sup

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4
Q

The Tommy John Surgery is for what ligament, and what is the usual cause?

A

Ulnar collateral ligament

overuse throwing

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5
Q

What motion stresses the Annular ligament?

A

Pronation

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6
Q

What does the Quadrate ligament do?

A

Attaches the Radial notch of the ulna to the Radial head

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7
Q

What does the Oblique cord do?

A

It runs from the Radial Notch of the Ulna to the Radial Tuberosity

It prevents inferior translation of the radius “Pulled elbow”

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8
Q

What structure connects the Anterior and Posterior radio-ulnar ligaments?

A

TFCC

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9
Q

Where does the TFCC attach?

A

Ulnar styloid process

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10
Q

The anterior and posterior Sternoclavicular ligaments do what?

A

Anterior= limits anterior translation of clavicle

Posterior= limits posterior translation of clavicle

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11
Q

What does the costo-clavicular ligament do?

A

Limits clavicular elevation and superior glide

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12
Q

What does the intra-clavicular ligament do?

A

Limits depression and downward glide

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13
Q

What does the conoid ligament of the coracoclavicular ligament do?

A

Prevents verticle displacement of clavicle

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14
Q

What does the Trapezoid ligament of the coracoclavicular ligament do?

A

Guides clavicle during rotation

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15
Q

Where is the clavicle most commonly fractured?

A

Central third

Also most common in children

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16
Q

What is a bankart injury?

A

Injury to anterior labrum of shoulder, makes dislocation/subluxation more likely in the future

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17
Q

Which carpal bone articulates with the base of the thumb

A

Trapezium

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18
Q

The CMC joint of the thumb is considered a

A

Basilar joint

19
Q

What ligament goes over the carpal tunnel and contains the flexor retinaculum?

A

Transverse Carpal Ligament

20
Q

Whats the purpose of the palmar aponeurosis?

A

Protects neurovascular structures in palm

21
Q

What creates the “Anatomical Snuff Box”

A

1st Extensor Compartment containing the APL and EPB

3rd Extensor Compartment containing EPL

22
Q

What does the term functional joint mean?

A

No joint capsule

(Scapulothoracic joint)

23
Q

What are the characteristics of a Synovial joint?

A

-Fluid Filled joint cavity

-Articular capsule

-Articular cartilage

24
Q

What dermatome can be mistaken for the Ulnar periphrial nerve?

A

C8

25
Q

Can the artery be impinged at the suprascapular notch?

A

No, because the artery goes over the tunnel.

26
Q

A scalene block does not anesthetize what part of the brachial plexus?

A

The inferior trunk

27
Q

What the most common cause of periphrial neuropathy?

A

diabetes

28
Q

What can cause thoracic outlet syndrome?

A

Entrapment from a cervical rib OR between 1st rib and clavicle (most common)
Pec Minor tightness*

29
Q

What are 5 methods of entrapment for the brachial plexus?

A

Between anterior/middle scalene

Deep to pec minor

between clavicle and first rib

having an extra cervical rib

or having your UE in hyperabduction

30
Q

The radial nerve does what 2 thumb movements?

A

Abduction and extension. It is the only nerve to do thumb extension

31
Q

Myotome of giving a thumbs up?

A

C8

32
Q

Myotome of spreading fingers?

A

T1

33
Q

C7 myotome

A

Elbow extension

Finger flexion/extension

34
Q

C6 myotome?

A

Elbow flexion

35
Q

Palmar interossei does not attach on what digit?

A

3rd digit

36
Q

What 2 nerves get the entire brachial plexus?

A

Radial and Median

37
Q

The AIN of median nerve innervates…

A

Half of FDP

FPL

Pronator Quadratus

38
Q

The Recurrent branch of the median nerve innervates what?

A

APB

FPB

OPP

39
Q

The digital branch of the median nerve innervates what?

A

Lateral 2 lumbricals and palm sensation

40
Q

The Median Nerve (regular nerve, no branches) innervates what?

A

Pronator Teres

Flexor Carpi Radialis

Palmaris Longus

Flexor Digitorum Superficialis

41
Q

Ulnar transposition surgery…

A

Removal of ulnar nerve from cubital tunnel to anterior to the medial epicondyle

42
Q

What are the borders of guyons canal?

What runs through it?

A

Volar carpal ligament

Pisiform

Hook of hamate

Ulnar artery and nerve

43
Q

What goes through the cubital fossa?

A

Bicep Tendon

Brachial Artery

Median Nerve

Median Cubital Vein

Anatomy Exam 2 (10 decks)

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