lab exam Flashcards

1
Q

upper trapezius:
OIAI
rvs OI
self + assisted stretch

A

O: occipital protuberance, medial 1/3 nuchal line, ligamentum nuchae and C7 spinous process
I: lateral 1/3 clavicle, acromion process
A: elevation, upward scapular rotation
I: CN XI, C3, C4 nerves
rvs OI: head extension at neck, ipsilateral lateral flexion, contralateral neck rotation
self: laterally flex head towards contralateral shoulder, flex head forward while looking back at ipsilateral shoulder, depress ipsilateral shoulder girdle, can apply pressure w contralateral hand
assisted: depress ipsilateral scapula, cradle head in other hand. flex neck anteriorly and to contralateral side while applying ipsilateral rotation

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2
Q

levator scapulae:
OIAI
rvs OI
self + assisted stretch

A

O: transverse vertebral processes C1-C4
I: superior angle and superior medial border of scapula
A: scapula elevation and downward rotation
I: dorsal scapular nerve
rvs OI: bilateral-neck extension, ipsilateral - flexion and rotation of neck
self: armpit sniff - rotate head to contralateral corner (of box), flex forward bringing chin to contralateral chest pocket, depress ipsilateral shoulder girdle
assisted: rotate and tuck chin

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3
Q

pectoralis minor:
OIAI
self + assisted stretch

A

O: ribs 3-5
I: coracoid process
A: depression, protractions, downward rotation of scapula
I: medial pectoral nerve
self: arm at 90 degrees, forearm against wall, retract and body forward
assisted: thenar eminence of hand on coracoid process - downward press to retract scapula, butt of hand on inferior angle of spine of scapula pushing up toward ribcage

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4
Q

rhomboid major:
OII

A

O: spinal processes T2-T5
I: medial border of scapula between root of spine and inferior angle
I: dorsal scapular nerve

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5
Q

rhomboid minor:
OII

A

O: spinal processes C7-T2, inferior portion of ligamentum nuchae
I: root of spine of scapula
I: dorsal scapular nerve

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6
Q

middle trapezius:
OII

A

O: spinous processes of T1-T5
I: acromion, spine of scapula
I: cranial nerve XI, C3-C4

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7
Q

middle trapezius and rhomboids:
action
3rd grade strengthening

A

a: scapular retraction, downward rotation, downward rotation of scapula
strength: bend forward slightly, retract scapular while bending elbow and bringing up beside torso

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8
Q

lower trapezius:
OIAI
grade 3 strengthening:

A

O: spinous processes of T6-T12
I: root of spine of scapula
A: depression, upward rotation
I: cranial nerves XI, C3-C4
strength: pull scapula to opposite back pocket - arms in diamond, 4- y

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9
Q

serratus anterior:
OIAI
grade 3 strengthening

A

O: ribs 1-9
I: anterior, medial border of scapula
A: protraction and upward rotation of scapula
I: long thoracic nerve
strength: lie on back, protract

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10
Q

supraspinatus:
OIAI
grade 3 strength

A

O: supraspinous fossa of scapula
I: superior facet of greater tubercle of humerus and joint capsule
A: abducts GH joint and stabilizes head of humerus in fossa
I: suprascapular nerve
strength: back against wall, abduct arms to head thumbs point up, externally rotate at GH for full elevation

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11
Q

infraspinatus:
OIAI

A

O: infraspinous fossa
I: middle facet of greater tubercle of humerus
A: external rotation of arm at shoulder
I: suprascapular nerve

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12
Q

teres minor:
OIAI

A

O: superior lateral border of scapula
I: inferior facet of greater tubercle of humerus
A: external rotation of arm at shoulder, joint stabilization during motion
I: axillary nerve

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13
Q

infraspinatus and teres minor strength:

A

elbows flexed at side, externally rotate arms at shoulder

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14
Q

subscapularis
OIAI
strength

A

O: subscapular fossa of scapula
I: lesser tubercle of humerus
A: internal rotator of GH joints, GH stabilization during movement
I: upper and lower subscapular nerve
strength: elbow flexed at side, internally rotate towards body

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15
Q

deltoid
OIAI
origin and action - anterior vs mid vs posterior fibres
strength:

A

O:
anterior = lateral 1/3 of clavicle
mid = acromion process
posterior = posterior border of spine of scapula
I: deltoid tuberosity of humerus
A:
anterior = GH flexion, horizontal adduction, internal rotation
mid = GH abduction
posterior = GH extension, horizontal abduction, external rotation
I: axillary nerve
strength: abduct arm

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16
Q

pectoralis major
OIAI
stretch

A

O: medial 1/3 clavicle, sternum and costal cartilages of ribs 1-7
I: lateral lip of intertubercular groove pf humerus
A: GH horizontal adduction, adduction, medial rotation
*clavicular fibres flex to ~60 degrees, abduct >100 degrees
*sternal fibres extend from flexed position
I: medial and lateral pectoral nerve
stretch: shoulder abducted and externally rotated at wall, horizontal abduction

17
Q

latissimus dorsi
OIAI
rvs OI
stretch

A

O: T&-L5 via thoracolumar fascia, sacral and iliac crests, ribs. 8-12, inferior aspect of scapula
I: floor of intertubercular groove of humerus
A: GH adduction, extension, internal rotation
I: thoracodorsal nerve
rvs: anteriorpelvic tilt
stretch: childs pose, arms contralateral side

18
Q

teres major
OIAI
stretch

A

O: inferior angle/ lateral border of scapula
I: medial lip of intertubercular groove of humerus
A: GH adduction, extension
I: lower subscapular nerve
stretch: same as lats?

19
Q

biceps brachii
OIAI
strength
stretch

A

O:
long head: supraglenoid tubercle
short head: coracoid process
I: radial tuberosity and aponeurosis to deep fascia of common flexor tendon
A: elbow and GH flexion, forearm supination
I: musculocutaneous
strength: flex at elbow (forearm supinated)
stretch: elbow extended and forearm pronated, hand on table

20
Q

brachialis
OIAI
strength
stretch

A

O: distal 1/2 shaft of anterior humerus
I: ulnar tuberosity of ulna and coronoid process
A: elbow flexion
I: musculocutaneous
strength: pronated curl
stretch: extend elbow in supination

21
Q

brachioradialis
OIAI
strength

A

O: lateral supracondylar ride
I: lateral aspect of radial styloid process
A: elbow flexion, assists w pro/supination
I: radial n.
strength: rad position curl
stretch:

22
Q

triceps brachii
OIAI
strength
stretch

A

O:
long head: infraglenoid tubercle of scapula
lateral head: proximal 1/3 of posterolateral humerus
medial head: distal 2/3 of posteromedial humerus
I: olecranon process of ulna
A: elbow extension (long head does GH extension too)
I: radial n.
strength: tricep extensions
stretch: overhead tricep

23
Q

pronator teres
OIAI

A

O:
humeral head: medial epicondyle and medial supracondylar ridge and common flexor tendon
ulnar head: medial side of coronoid process
I: middle 1/3 lateral radius
A: pronation of forearm, assist w/ elbow flexion
I: median n.

24
Q

pronator quadratus
OIAI

A

O: distal 1/4 of anterior surface of ulna
I: distal 1/4 of anterior surface of radius
A: pronation
I: median n.

25
Q

pronator teres and quadratus:
strength:
stretch:

A

strength: elbow flexed, pronate
stretch: move further into supination
- stabilize ulna, move radius further into supination

26
Q

supinator
OIAI
strength
stretch

A

O: lateral epicondyle of humerus, supinator fossa and crest of ulna
I: proximal 1/3 of lateral, posterior, and anterior surfaces of radius
A: supinates forearm
I: radial n.
strength: supinate
- stabilize ulna, pressure to radius to rotate further into pronation