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CPPS 221 > bones of upper limb > Flashcards

bones of upper limb Flashcards

1
Q

pectoral girdle and upper limb
32 bones

A

Clavicle
Scapula
Humerus
Radius
Ulna
8 carpals
5 metacarpals
14 phalanges

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1
Q

pectoral gridle consists of

A

2 bones clavicle and scapula

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2
Q

arm articulates with the trunk through the _________

A

pectoral girdle

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3
Q

clavicle
articulates medially with

A

sternum and sternoclavicular joint

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4
Q

clavicle articulates laterally with

A

acromion and acromioclavicualr joint

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5
Q

clavicle
medial end, rounded shape:
-features

A

costal tuberosity, costoclavicular ligament

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6
Q

clavicle
lateral end, flattened shape
-features

A

conoid tubercle, coracoclavicular ligament

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7
Q

clavicle acts as a brace to resist

A

longitudinal compression

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8
Q

clavicle
fracture of the ________ is common and dislocation of the _____ joint

A

medial portion
AC joint

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9
Q

ligaments on inferior clavicle

A

coracoclavicular
costoclavicular

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10
Q

spine of scapular articulates with

A

clavicle

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11
Q

acromion process of scapula articulates with

A

clavicles to form acromioclavicular joint (AC joint)

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12
Q

coracoid process of scapula stabilizes …

A

shoulder

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13
Q

fossae of scapula

A

supraspinous, infraspinous and sub scapular
attachments for mm

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14
Q

glenoid cavity of scapula articulates with … to form

A

head of humerus to from shoulder glenohuermal joint, ball and socket

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15
Q

T or F
the spine of the scapula articulates with the humerus, forming the shoulder joint

A

False

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16
Q

humerus articulates proximally with -___– and distally with ____ and ____

A

scapula
radius and ulna

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17
Q

proximal end of humerus

A

head (fits in glenoid cavity to form shoulder GH joint)
anatomical neck
surgical neck
great and lesser tubercles

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18
Q

shaft of humerus

A

deltoid tuberosity (attachment of deltoid muscle) and
radial groove (radial nerve passes in)

19
Q

humerus distal end
capitulum articulates with

A

radius

20
Q

humerus distal end
trochlea articulates with

A

ulna

21
Q

humerus distal end
radial fossa articulates with

A

ulna

22
Q

humerus distal end
coronoid fossa is on the

A

anterior aspect

23
Q

humerus distal end
olecranon fossa is on the

A

posterior aspect

24
Q

humerus distal end
medial and lateral epicondyles on

A

either sides of distal end

25
Q

if it is a right humerus facing anterior which side is the capitulum on

A

left

26
Q

radius
-features

A
  • Lateral side of forearm
    • Proximal end
      Head
      Neck
      Radial tuberosity
    • Shaft
      Interosseous membrane
27
Q

radius distal end
radial styloid process articulates with _______

A

radial collateral ligament of wrist

28
Q

on the proximal end of ulna is the
on the distal end of the radius is the

(notches)

A

radial notch
Ulan notch

29
Q

ulna features

A

medial side of forearm
proximal end
-olecranon process
-coronoid process

30
Q

ulna proximal end
olecranon process is the site of attachment for the

A

triceps brachii

31
Q

ulna proximal end
coronoid process fits into ________ of humerus

A

coronoid fossa

32
Q

ulna
trochlear notch articulates with the _____ of humerus

A

trochlea

33
Q

ulna
ulnar styled process articulates with

A

ulnar collateral ligament of wrist

34
Q

humerus - fossa:

coronoid fossa for ____________ of ulna

A

coronoid process

35
Q

humerus- fossa:

olecranon fossa for _________ of ulna

A

olecranon process

36
Q

ulna
interosseous membrane connects

A

radius to ulna

37
Q

supination to pronation

A

radius goes over top of ulna

38
Q

carpal bones
proximal carpal bones (from lateral to medial)

A

scaphoid
lunate
triquetrum
pisiform

39
Q

name articulations
scaphoid
lunate
triquetrum
pisiform

A

Scaphoid (articulates with radius)
Lunate (articulates with radius and ulna)
Triquetrum (articulates with ulna and pisiform)
Pisiform (articulates with tiquetrum)

40
Q

distal carpal bones (from lateral to medial)

A

trapezium
trapezoid
capitate
hamate

41
Q

name articulations
trapezium
trapezoid
capitate
hamate

A

Trapezium (articulates with scaphoid)
Trapezoid (articulates with scaphoid)
Capitate (articulates with scaphoid)
Hamate (articulates with triquetrum)

42
Q

metacarpal bones

A

Roman numerals (I- IV)
Each has base, body and head
Proximally, articulate with distal carpals

43
Q

phalanges (finger) bones

A

Articulate proximally with metacarpals.
Number is 14
Each finger has proximal, body and distal phalanges except thumb has only proximal and distal phalanges

44
Q

how many metacarpals are in each hand

A

5

CPPS 221 (16 decks)

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