Chapter 4 Upper Extrem

Question 1

How many finger bones in the hand?

Answer 1

27 total

Question 2

Bones of the palm. 5 of them. there is a head body and base of each bone

Answer 2

Metacarpals. the metacarpal of the thumb is always included on a radiograph of the thumb, metacarpals are not needed on radiographs of the other digits

Question 3

wrist bones. 8 of them.

Answer 3

carpals. !st proximal row, PA, starting from the radius side to the ulnar side

Question 4

most fractured carpal bone of the wrist. articulates with the radius

Answer 4

Scaphoid (navicular)

Question 5

also articulates with the radius. Semilunate

Answer 5

Lunate

Question 6

articulates with the pisiform carpal bone. Cuniform

Answer 6

triquetrum

Question 7

articulates with the triquetrum, smallest bone of the carpals

Answer 7

pisiform

Question 8

located between the scaphoid and the 1st metacarpal. greater multangular

Answer 8

trapezium

Question 9

lesser multangular.

Answer 9

trapezoid

Question 10

largest bone of the carpals. OS magnum

Answer 10

Capitate

Question 11

has a hook like process called the hamulus. Unciform

Answer 11

Hamate

Question 12

joint spaces between two phalanx

Answer 12

Interphalangeal joints (IP) thumb

Question 13

space between the distal phalanx and the middle phalanx

Answer 13

distal interphalangeal joint (DIP)

Question 14

space between the proximal and middle phalanx

Answer 14

proximal interphalangeal joint (PIP)

Question 15

space between the distal metacarpals and the proximal phalanx (MCP) knuckles

Answer 15

metacarpalphalangeal joint

Question 16

joints that join the carpals to the proximal metacarpals

Answer 16

carpometacarpal joints

Question 17

joints are named by the most _______part first and then the ________

Answer 17

proximal;distal

Question 18

forearm bone on the thumb side

Answer 18

radius

Question 19

conical projections on the extreme distal ends of the radius and the ulna

Answer 19

styloid process

Question 20

on the medial side of the radius. Head of the ulna fits into this notch

Answer 20

ulnar notch

Question 21

proximal end of the radius, has a neck and radial tuberosity

Answer 21

head of radius

Question 22

shorter of the 2 forearm bones

Answer 22

radius

Question 23

directly turns the wrist; primary bone

Answer 23

radius

Question 24

forearm bone on the pinky finger side

Answer 24

ulna

Question 25

primarily involves the formation of the elbow joint

Answer 25

ulna

Question 26

two pointy processes of the proximal ulna called the _________and the ________process

Answer 26

olecranon; coronoid

Question 27

coronoid tubercle process on the medial side

Answer 27

ulna

Question 28

trochlear notch articulates with the ____end of the humerus

Answer 28

distal

Question 29

the depression on the lateral aspect of the proximal ulna

Answer 29

radial notch

Question 30

at the radial notch (the joint articulation) allows for rotation (pronation) of the forearm. The __crosses over the more stationary __.

Answer 30

radius; ulna