TMJ & shoulder

Question 1

What type of joint is the TMJ joint?

Answer 1

Synovial, condyloid & hinge, diarthrosis, uniaxial

Question 2

what are the accessory ligaments of the TMJ? *

Answer 2

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

Question 3

What are the articular surfaces of the TMJ?

Answer 3

Articular disc, articular tubercle, mandibular fossa & mandibular condyle

Question 4

What are the TMJ ligaments?

Answer 4

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

Question 5

What are the TMJ accessory ligaments

Answer 5

Stylomandibular & sphenomandibular

Question 6

What ligament limits jaw protrusion?

Answer 6

Stylomandibular

Question 7

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

Answer 7

depression & retraction

Question 8

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

Answer 8

Sternoclavicular joint

Question 9

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

Answer 9

Synovial, saddle or plane, diarthrosis, multiaxial

Elevation,depression,protraction,retraction & rotation

Question 10

What are the accessory

ligaments of the acromioclavicular joint & what movements it produces?

Answer 10

acromioclavicular,coracoclavicular

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

Question 11

other name for coracoclavicular ligaments?

Answer 11

trapezoid & conoid

Question 12

What does the transverse humeral ligament hold in place?

Answer 12

Holds tendon of the biceps in intertubcular groove

Question 13

What 3 structures live in the subacromial space?

Answer 13

Supraspinatous tendon

Biceps tendon & subacromial bursa

Question 14

What movements does SCM do?

Answer 14

Extension, flexion, lateral flexion & contralateral rotation

Question 15

action of the traps?

Answer 15

adduction, rotation, elevation & depression of scapula

Question 16

action of latissimus dorsi?

Answer 16

Medially rotates, adducts & extends shoulder

Question 17

action of rhomboids?

Answer 17

adducts & elevates scapula

Question 18

Action of Levator scapula?

Answer 18

elevates scapula

Question 19

action of pectoralis minor?

Answer 19

Tilts scapula anteriorly

Question 20

action of subclavius?

Answer 20

pulls shoulder down & forward & stabilizes it

Question 21

action of serratus anterior?

Answer 21

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

Question 22

Action of supraspinatus?

Answer 22

abducts & laterally rotates shoulder

Question 23

action of infraspinatus?

Answer 23

laterally rotates shoulder joint

Question 24

action of teres minor?

Answer 24

laterally rotates shoulder

Question 25

action of subscapularis?

Answer 25

medially rotates shoulder

Question 26

action of teres major?

Answer 26

medially rotates & adducts shoulder

Question 27

insertions of supraspinatus, infraspinatus, teres major & subscapularis

Answer 27

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

Question 28

what passes through the quadrangular space?

Answer 28

axillary nerve & posterior circumflex humeral artery

Question 29

action of coracobrachialis?

Answer 29

flexes & adducts shoulder

Question 30

Where is bicipital aponeurosis located & function?

Answer 30

in cubital fossa & separates superficial from deep structures inside fossa

Question 31

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

Answer 31

Median

Question 32

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

Answer 32

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

Question 33

What is the accessory ligament for midcarpal joint?

Answer 33

Transverse carpal ligament

Question 34

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

Answer 34

radiocarpal Midcarpal Carpometacarpal

Question 35

What movement does the intercarpal joint do?

Answer 35

Gliding

Question 36

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

Answer 36

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

Question 37

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

Answer 37

Trapezium

Question 38

what are the 3 thenar muscles?

Answer 38

Abductor pollicis brevis flexor pollicis brevis Oppenens pollcis

Question 39

What are the hypothenar muscles?

Answer 39

Flexor digiti minimi brevis abductor digiti minimi opponens digiti minimi

Question 40

Whats inside the carpal tunnel?

Answer 40

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

Question 41

What is the tunnel of guyon syndrome?

Answer 41

Where ulnar nerve & artery cross wrist into hand

Question 42

What 3 muscles make up the anitomical snuffbox?

Answer 42

Extensor pollicis longus extensor pollicis brevis abductor pollicis longus

Question 43

what 3 muscles make up the Wad of henry?

Answer 43

Brachioradialis extensor carpi radialis brevis extensor carpi radialis longus