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Face muscles > TMJ & shoulder > Flashcards

TMJ & shoulder Flashcards

1
Q

What type of joint is the TMJ joint?

A

Synovial, condyloid & hinge, diarthrosis, uniaxial

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2
Q

what are the accessory ligaments of the TMJ? *

A

fibrous joint capsule (medial & lateral collateral ligament) Temporomandibular ligament, stylomandibular & sphenomandibular & fibrocartilaginous articular disc separating joint into 2 cavities

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3
Q

What are the articular surfaces of the TMJ?

A

Articular disc, articular tubercle, mandibular fossa & mandibular condyle

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4
Q

What are the TMJ ligaments?

A

Fibrous capule ( medial & lateral collateral ligaments) & temporomandibular ligament

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5
Q

What are the TMJ accessory ligaments

A

Stylomandibular & sphenomandibular

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6
Q

What ligament limits jaw protrusion?

A

Stylomandibular

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7
Q

What do the joint capsule & all ligaments limit of the TMJ?

A

depression & retraction

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8
Q

what is the name of the joint that only connects the upper extremity to the axial skeleton?

A

Sternoclavicular joint

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9
Q

What type of joint is the sternoclavicular joint and produces what movements ?

A

Synovial, saddle or plane, diarthrosis, multiaxial

Elevation,depression,protraction,retraction & rotation

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10
Q

What are the accessory

ligaments of the acromioclavicular joint & what movements it produces?

A

acromioclavicular,coracoclavicular

elevation,depression,abduction,adduction, up & down rotation

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11
Q

other name for coracoclavicular ligaments?

A

trapezoid & conoid

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12
Q

What does the transverse humeral ligament hold in place?

A

Holds tendon of the biceps in intertubcular groove

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13
Q

What 3 structures live in the subacromial space?

A

Supraspinatous tendon

Biceps tendon & subacromial bursa

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14
Q

What movements does SCM do?

A

Extension, flexion, lateral flexion & contralateral rotation

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15
Q

action of the traps?

A

adduction, rotation, elevation & depression of scapula

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16
Q

action of latissimus dorsi?

A

Medially rotates, adducts & extends shoulder

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17
Q

action of rhomboids?

A

adducts & elevates scapula

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18
Q

Action of Levator scapula?

A

elevates scapula

19
Q

action of pectoralis minor?

A

Tilts scapula anteriorly

20
Q

action of subclavius?

A

pulls shoulder down & forward & stabilizes it

21
Q

action of serratus anterior?

A

abducts scapula, holds medial border of scapula against rib cage elevates & depresses scapula

22
Q

Action of supraspinatus?

A

abducts & laterally rotates shoulder

23
Q

action of infraspinatus?

A

laterally rotates shoulder joint

24
Q

action of teres minor?

A

laterally rotates shoulder

25
Q

action of subscapularis?

A

medially rotates shoulder

26
Q

action of teres major?

A

medially rotates & adducts shoulder

27
Q

insertions of supraspinatus, infraspinatus, teres major & subscapularis

A

supraspinatus: superior facet
infraspinatus: middle facet
teres major: inferior facet of greater tubercle
subscapularis: lesser tubercle

28
Q

what passes through the quadrangular space?

A

axillary nerve & posterior circumflex humeral artery

29
Q

action of coracobrachialis?

A

flexes & adducts shoulder

30
Q

Where is bicipital aponeurosis located & function?

A

in cubital fossa & separates superficial from deep structures inside fossa

31
Q

Which nerve runs between the 2 heads of pronator teres muscle?

A

Median

32
Q

inferior vena-r atrium-tricuspid valve-r ventricle- through pulmonary valve to pulmonary artery- to lungs where it takes on oxygen/releases carbon then back to pulmonary vein-Left atrium- mitral valve-Left ventricle- aortic valve- aorta

A

inferior vena-r atrium-tricuspid valve-r ventricle- through pulmonary valve to pulmonary artery- to lungs where it takes on oxygen/releases carbon then back to pulmonary vein-Left atrium- mitral valve-Left ventricle- aortic valve- aorta

33
Q

What is the accessory ligament for midcarpal joint?

A

Transverse carpal ligament

34
Q

What 3 transverse joints through the wrist allow for maximum movement & stability?

A

radiocarpal
Midcarpal
Carpometacarpal

35
Q

What movement does the intercarpal joint do?

A

Gliding

36
Q

What is the difference in joint type for the thumb & for other 4 fingers in carpometacarpal jointt?

A

Thumb is a saddle & triaxial while 2-5 digits are plane & uniaxial

37
Q

What bone does the carpometacarpal bone of the thumb articulate with?

A

Trapezium

38
Q

what are the 3 thenar muscles?

A

Abductor pollicis brevis
flexor pollicis brevis
Oppenens pollcis

39
Q

What are the hypothenar muscles?

A

Flexor digiti minimi brevis
abductor digiti minimi
opponens digiti minimi

40
Q

Whats inside the carpal tunnel?

A

4 flexor digitorum profundas tendons
4 flexor digitorum superficialis tendons
1 flexor pollicis longus tendon
median nerve

41
Q

What is the tunnel of guyon syndrome?

A

Where ulnar nerve & artery cross wrist into hand

42
Q

What 3 muscles make up the anitomical snuffbox?

A

Extensor pollicis longus
extensor pollicis brevis
abductor pollicis longus

43
Q

what 3 muscles make up the Wad of henry?

A

Brachioradialis
extensor carpi radialis brevis
extensor carpi radialis longus

Face muscles (3 decks)

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