Q4 Station 2 joints of the supper limb

Question 1

what is the Glenoid Labrum?

Answer 1

fibrous cartilage lip deepening the socket

Question 2

What are the three Bursae in the shoulder?

Answer 2

subacromial bursa
subdeltoid bursa
subcoracoid bursa

Question 3

what does the elbow consist of?

Answer 3

3 synovial joints sharing a common joint cavity

Question 4

What is the Humeroulnar joint?

Answer 4

the largest and strongest of the joint in the elbow

Question 5

What articulates at the Humeroulnar joint?

Answer 5

the trochlea of the humerus fits into the trochlear notch of the ulna

Question 6

What movements does the Humeroulnar joint allow?

Answer 6

flexion and extension

Question 7

What are the three joints in the elbow?

Answer 7

Humeroulnar joint
humeroradial joint
proximal radioulnar joint

Question 8

Classify the humeroradial joint?

Answer 8

diarthrotic synovial monaxial hinge joint

Question 9

what happens at the humeroradial joint?

Answer 9

proximal surface of the head of the radius bone slides in a hinge-like manner over the capitulum of the humerus

Question 10

What happens at the proximal radioulnar joint?

Answer 10

the head of the radius rotates/pivots within the annular ligament which binds the radial head tightly against the radial notch of the ulna.

Question 11

What does the radioulnar joint allow for?

Answer 11

pronation and supination of the palm of the hand

Question 12

fully classify the middle radioulnar joint?

Answer 12

amphiarthrotic fibrous symdesmosis joint

Question 13

What is the name of the fiberous sheet between the ulna and radius?

Answer 13

antebrachial intercosseous membrane

Question 14

what happens at the distal radioulnar joint?

Answer 14

the ulnar notch of the radius rotates around the ulnar head allowing the radius to cross over the ulnar during pronation

Question 15

what are the wrist joints?

Answer 15

radioulnar
radiocarpal
intercarpal

Question 16

radiocarpal joint: whats its deal?

Answer 16

the ulna is excluded from articulating directly with the carpals by and articular disk.

Question 17

What are the only direct joint between the radius and the two carpals ?

Answer 17

the scaphoid and the lunate

Question 18

what movement occurs at the radiocarpal joint?

Answer 18

flexion, extension, adduction and abduction

Question 19

fully classify the radiocarpal joint

Answer 19

diarthrotic synovial biaxial condyler joint

Question 20

where is the intercarpal joint located?

Answer 20

between all the carpal bones

Question 21

what movement occurs at the intercarpal joint?

Answer 21

sliding/ gliding

Question 22

Fully classify the intercarpal joint

Answer 22

diarthrotic synovial monaxial planer

Question 23

classify and describe all movements of the 1st carpometacarpal joint?

Answer 23

diarthrotic synovial biaxial saddle joint

flexion extension adduction abduction circumduction and opposition

Question 24

classify and describe all movements of the 2 to5th carpometacarpal joint

Answer 24

diarthrotic synovial monaxial planar joint

slight flexion/extension adduction/abduction

Question 25

classify and describe all movements of the 1st metacarpophalangeal joint

Answer 25

diarthrotic synovial monaxial hinge or biaxial condylar joint flexion, extension abduction adduction

Question 26

classify and describe all movements of the 2-5 metacarpophalangeal joints

Answer 26

diarthrotic synovial biaxial condylar joint flexion/extension adduction abduction circumduction

Question 27

classify and describe all movements of the interphalangeal joints

Answer 27

diarthrotic synovial monaxial hinge joints