The Upper Limb

Question 1

List the bones in the upper limb from most superior to most inferior

Answer 1

Clavicle, scapula, humerus, ulna + radius, carpals, metacarpals, phalanges

Question 2

How many carpals are there?

Answer 2

8

Question 3

How many metacarpals are there?

Answer 3

5

Question 4

How many phalanges are there in the hand?

Answer 4

14

Question 5

What joint joins the carpals with the radius + ulna

Answer 5

Radiocarpal joint

Question 6

What joint is between the carpals?

Answer 6

Midcarpal joint

Question 7

What joint is between the first metacarpal (thumb) and the carpals?

Answer 7

Carpometacarpal joint

Question 8

What joint is between the first metacarpal and the proximal phalanx of the thumb?

Answer 8

Metacarpophalangeal joint

Question 9

What joint is between the proximal phalanx and the intermediate phalanx?

Answer 9

Proximal interphalangeal joint

Question 10

What joint is between the intermediate phalanx and the distal phalanx?

Answer 10

Distal interphalangeal joint

Question 11

Which bones make up the pectoral girdle?

Answer 11

Clavicle and scapula

Question 12

What type of joint is the shoulder joint and what is it’s name?

Answer 12

Ball and socket (synovial) - Glenohumeral joint

Question 13

What type of joint is the elbow joint and what is it’s name?

Answer 13

Hinge joint (synovial) - ulnohumeral joint

Question 14

What type of joint is the radiocarpal joint?

Answer 14

Ellipsoid/condylar joint

Question 15

What are the two necks on the humerus?

Answer 15

Anatomical (physical) and surgical (surgical is where the bone most often breaks)

Question 16

Is the radius wider at the proximal or distal end?

Answer 16

Distal

Question 17

Is the ulna wider at the proximal or distal end?

Answer 17

Proximal

Question 18

How many (and what) bones make up the ulnohumeral joint?

Answer 18

3 - humerus, ulna, radius

Question 19

What is the lateral protrusion of the scapula called?

Answer 19

Acromion

Question 20

What bones does the clavicle connect?

Answer 20

Sternum and scapula

Question 21

Why is the glenohumeral joint the most dislocated joint?

Answer 21

The surfaces in the ball and socket joint don’t fit together very well

Question 22

What movements can the glenohumeral joint undergo?

Answer 22

Circumduction, internal/external rotation, flexion/extension, abduction, adduction

Question 23

Pneumonic for the carpals

Answer 23

She (scaphoid) Looks (lunate) Too (triquetrum) Pretty (pisiform), Try (trapezium) To (trapezoid) Chase (capitate) Her (hamate).