Ch 4 Upper Limb

Question 1

the hand consists of ___ bones

Answer 1

27

Question 2

phalanges are:

Answer 2

bones of the digits

Question 3

metacarpals are:

Answer 3

bones of the palm

Question 4

carpals are:

Answer 4

bones of the wrist

Question 5

the digits on one hand contain ____ phalanges which are ___ bones

Answer 5

14, long

Question 6

the ____ of the metacarpals is where the most fractures occur

Answer 6

neck

Question 7

metacarpal heads aka:

Answer 7

knuckles

Question 8

the first metacarpal contains _____

Answer 8

2 sesamoid bones

Question 9

the wrist has __ carpal bones

Answer 9

8

Question 10

carpal bones are ___ bones

Answer 10

short

Question 11

proximal row:

Answer 11

scaphoid, lunate, triquetrum, pisiform

Question 12

distal row:

Answer 12

trapezium, trapezoid, capitate, hamate

Question 13

the ____ is the most fractured carpal bone

Answer 13

scaphoid

Question 14

carpal sulcus is:

Answer 14

the anterior surface of the wrist is concave

Question 15

carpal tunnel syndrome results from:

Answer 15

compression of the median nerve inside the carpal tunnel

Question 16

the forearm has __ bones the ___ and the ____, which are __ bones

Answer 16

2, radius and ulna, which are long bones

Question 17

the radius is ___ and the ulna is ____

Answer 17

radius is lateral, ulna is medial

Question 18

the arm has __ bones the ____

Answer 18

1, humerus

Question 19

the proximal end of the humerus articulates with:

Answer 19

the shoulder girdle

Question 20

the distal end of the humerus is called the ______, the ____ is medial, and _____ is lateral

Answer 20

humeral condyle, trochlea is medial, capitulum is lateral

Question 21

IP joints are b/w the _____ are synovial hinge and only allow _____

Answer 21

b/w phalanges, allow flexion and extension

Question 22

MCP joints are b/w ____ and allow:

Answer 22

b/w metacarpals and carpals and allow flexion, extension, abduction, adduction, and circumduction

Question 23

the thumb can only:

Answer 23

abduct and adduct

Question 24

CMC joint is b/w ____and allows the thumb to _____

Answer 24

the thumb and trapezium and allows the thumb to oppose (touch the fingertips)

Question 25

the elbow joint proper includes what joints?

Answer 25

the proximal radioulnar joint and the joint b/w the humerus and the radius & ulna

Question 26

SID for digits and hand?

Answer 26

40”

Question 27

PA, OBL & LAT 2-5 DIGITS
IR:
CR:

Answer 27

IR: 10x12 LW
CR: perp. entering PIP

Question 28

for all digit/hand images you want the position of the arm to be:

Answer 28

at a right angle

Question 29

obliquity of the PA Oblique digits is:

Answer 29

45°

Question 30

AP, OBL & LAT THUMB

CR:

Answer 30

perp. entering MCP joints

Question 31

PA hand CR:

Answer 31

perp. to 3rd MCP

Question 32

PA oblique hand CR:

Answer 32

perp. to 3rd MCP

Question 33

lateral hand CR:

Answer 33

perp. to 2nd MCP

Question 34

PA wrist CR:

Answer 34

perp. to midcarpal area

Question 35

PA oblique wrist CR:

2 best shown carpal bones?

Answer 35

perp. to midcarpal area

scaphoid & trapezium

Question 36

PA wrist ulnar deviation shows?

Answer 36

scaphoid

Question 37

Wrist Scaphoid Projection Stetcher Method angle for IR or CR:

Answer 37

IR raised 20° or CR angled 20° toward the elbow

Question 38

Gaynor-Hart Method most commonly used on? best shows what carpal bones?

Answer 38

athletes, trapezium, hamate & pisiform

Question 39

AP forearm CR:

Answer 39

perp. to mid-forearm

Question 40

for Lateral forearm flex the elbow ___ degrees, CR is ____

Answer 40

90°, perp. to mid-forearm

Question 41

AP, Oblique, and Lateral elbow CR:

Answer 41

perp. to elbow joint

Question 42

what is the reason for flexing the elbow 90°?

Answer 42

to show the olecranon process and fat pads are the least compressed

Question 43

in the AP elbow medial rotation the ____is free of superimposition

Answer 43

coronoid process

Question 44

in the AP elbow lateral rotation the ____ is free of superimposition

Answer 44

radial head and neck

Question 45

AP humerus top of IR is _____, ____ the hand, epicondyles should be _____ with IR, CR is ______

Answer 45

1.5” above humeral head, supinate the hand, epicondyles are parallel with the IR, CR is perp. to mid-humerus

Question 46

AP humerus shows ______ in profile

Answer 46

greater tubercle

Question 47

Lateral Humerus the epicondyles are _____ to the IR, the _____ is in profile

Answer 47

epicondyles are perp.to IR, lesser tubercle is in profile