GLENOHUMERAL Flashcards

1
Q

The GH joint is intracapsular or extracapsular?

A

Intracapsular

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2
Q

How much of a sphere does the humeral head measure?

A

1/3

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3
Q

What are the possible structure that may be affected when the surgical neck is fractured?

A

axillary nerve

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4
Q

What does the axillary nerve supply

A

teres minor &
deltoids

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5
Q

Other name for axillary nerve

A

circumflex nerve

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6
Q

If the axillary nerve is damaged, which mm/s will you assess to confirm suspicion of damage of the axillary nerve?

A

Deltoids

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7
Q

Why is the deltoid mm assessed to confirm axillary nerve damage?

A

As teres minor is difficult to isolate

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8
Q

This is the structure of the proximal humerus that is most prone to fx

A

surgical neck

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9
Q

This is a sign for (+) deltoid weakness

A

swallow tail sign

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10
Q

Where does the shoulder jt capsule attaches or inserts?

A

anatomical neck

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11
Q

What motion of the SH will you ask the pt to do to be able to palpate for the greater tuberosity

A

ask patient to perform IR of SH

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12
Q

In the aspect of imaging, the greater tuberosity is best viewed in ER or IR

A

ER

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13
Q

Where can you locate the greater tuberosity?

A

lateral side of the proximal humerus

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14
Q

Which muscle attaches to the lesser tuberosity?

A

subscapularis

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15
Q

What motion of the SH will you ask the pt to do to be able to palpate for the greater tuberosity

A

ask patient to perform ER of SH

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16
Q

What are the muscles that attaches to the greater tuberosity?

A

SIT muscles

17
Q

Where can you locate the greater tuberosity?

A

medial side of the proximal humerus

18
Q

This is the orientation of the humeral head

A

MPS (med, post, sup)

19
Q

This is the groove seen in between 2 tuberosities where the biceps tendon passes through

A

Bicipital / Intertubercular groove

20
Q

This ligament anchors the tendon of the long head of biceps along the Bicipital / Intertubercular groove

A

Transverse humeral ligament

21
Q

What is the structure that passes through the Bicipital / Intertubercular groove

A

Tendon of long head of biceps

22
Q

This is the groove wherein the Radial / musculospiral n. passes
through

A

Spiral / radial groove

23
Q

This special test is done to assess tear in the transverse humeral ligament

A

yergason’s test

24
Q

Groove located posteriorly at the humerus

A

Spiral / radial groove

25
Part of the humeral shaft that is a site for fx
Spiral / radial groove
26
What is the only muscle that is spared if there is a radial nerve damage?
long head of triceps because it is innervated by axillary nerve
27
GH joint is what type of joint?
Synovial ball & socket / universal / spheroidal
28
ligament that limits excessive ER & inf/downward translation of humerus
coracohumeral lig.
29
muscle that limits excessive ER & inf/downward translation of humerus
supraspinatus
30
Capsular pattern of frozen shoulder
ERABIR
31
comorbidity associated with a risk for frozen sh
diabetes mellitus
32
ligament that limits excessive ER
GH & coracohumeral lig
33
This is the foramen seen in between the superior and middle GH lig
foramen of weitbrecht
34
This is the foramen seen in between the inferior and middle GH lig
foramen of Rouvier
35
laxity or tear of the GH ligament may result to what condition?
anteroinferior SH D/L
36
What are the boundaries of the bicipital groove
Medial: T. Major Lateral: Pecs Major Floor: Lat. Dorsi