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Arthrology > midterm > Flashcards

midterm Flashcards

(102 cards)

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1
Q

the concave (the moving bone) on convex theory is true for which joint

A

humeroulnar

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2
Q

which plane does rotation occur in the anatomical position

A

transverse

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3
Q

what is in the subacromial space

A

long head biceps tendon
subacromion bursa
supraspinatus tendon

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4
Q

what carpal bone is part of the radiocarpal joint

A

triquetrum

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5
Q

if your carrying angle at elbow is lower than normal it is called

A

cubitus VARUS

higher than normal - VALGUS

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6
Q

the interphalangeal joints are what kind of joint

A

uniaxial

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7
Q

what joint involves the head of the ulna

A

distal radioulnar

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8
Q

what is the first metacarpal joint

A

triaxial

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9
Q

3 biomechanical properties

A

simple
complex
compound

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10
Q

5 functions of synovial fluid

A

reduce friction
shock absorber
lubricates cavity
supplies O2 and nutrients
takes away CO2

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11
Q

what do tendon sheaths do

A

reduce friction at joints

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12
Q

3 factors affecting contact in a synovial joint

A
  1. structure or shape of articulating bones
  2. contact of soft parts
  3. strength/tension of ligaments around joint
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13
Q

what is the result of a total joint reaction

A

capsular pattern of restriction

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14
Q

what do joint kinesthetic receptors monitor

A

stretch in synovial joint and send info to brain for a response

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14
Q

SC joint type

A

saddle/ plane
multiaxial

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14
Q

AC joint type

A

plane
triaxial

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15
Q

coracoclavicular ligament has which 2 parts

A

trapezoid
conoid

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16
Q

loose packed position of GH

A

40-55 abduction

30 horizontal adduction in scapular plane

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17
Q

closed packed position of GH

A

full abduction w lateral rotation

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18
Q

what is the roof of the subacromial space

A

coracoACROMIAL ligament

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19
Q
A
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20
Q

loose packed of scapulothoracic

A

when arm is resting at the side

no closed packed

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21
Q

phase 1 scapulothoracic rhythm

A

humerus 30 degrees ABDUCTION

scap is min movement

clavicle 0-5 degrees elevation

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22
Q

phase 2 of scapulothoracic rhythm

A

humerus 40 degrees ABDUCTION

scap 20 degrees upward rotation

clavicle 15 degrees elevation

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23
phase 3 of scapulothoracic rhythm
humerus 60 degrees ABDUCTION 30 degrees rotation scapula clavicle 30-50 posterior rotation 15 upward elevation
24
what mm's do abduction of shoulder
middle delt supraspinatus
25
what mm's do adduction of GH
teres minor lats
26
what mm's do internal rotation
subscapularis pec major lats
27
what mm's do external rotation
infraspinatus teres minor
28
how many degrees of abduction is done by humerus and how may degrees in done by scapula
humerus - 130 scapula - 50
29
artic surfaces of SC joint
CONVEX sternal head of clavicle CONCAVE manubrium of sternum
30
AC joint artic surfaces
CONVEX acromion CONVEX lateral clavicle
31
scapulothoracic artic surfaces
CONCAVE subscap fossa CONVEX posterior ribs
32
humeroULNAR artic surfaces
CONCAVE trochlear notch of ulna CONVEX trochlea of humerus
33
loose packed position HUMEROULNAR
70 DEGREES FLEXION 10 DEGREES SUPINATION
34
closed packed HUMEROULNAR
extension supination
35
capsular pattern of restriction for HUMEROULNAR
flexion, extension
36
ROM OF ELBOW - flexion
140-150
37
ROM OF ELBOW - supination and pronation
supination = 90 pronation = 80-90
38
ROM OF ELBOW - extension
0-10
39
humeroRADIAL artic surfaces
CONCAVE radial head CONVEX capitulum of humerus
40
humeroradial loose packed position
full extension w supination
41
humeroradial closed packed position
elbow flexed 90 degrees forearm supinated to 5 degrees
42
capsular pattern of restriction humeroradial
flexion extension supination pronation
43
proximal radioulnar artic surfaces
CONVEX radial head slightly CONCAVE radial notch of ulna
44
loose packed position radioulnar
35 degrees supination 70 degrees flexion
45
close packed position of proximal radioulnar
forearm supinated to 5 degrees
46
proximal radioulnar capsular pattern of restriction
supination pronation
47
what does annular ligament surround
radial head and radial notch of ulna allows for pronation and supination
48
cubitus VALGUS
carry angle LOWER than normal varus = higher
49
mid radioulnar
fibrous syndesmosis amphi uni
50
radiocarpal joint type
condyloid, biaxial flexion, ext adduct/abd
51
surfaces of radiocarpal
concave distal end of radius convex proximal surface of scaphoid, lunate, triquetrum
52
ligaments w radiocarpal joint
fib capsule ulnar & radial collateral palmar and dorsal radiocarpal
53
what does the TFCC bind together
radius and ulna separates the distal radioulnar and the ulna from the radiocarpal joint
54
loose packed radiocarpal
neutral w slight ulnar deviation
55
closed packed radiocarpal
extension w radial deviation
56
cap pattern of restriction for radiocarpal
flexion and extension equally limited
57
radio carpal / intercarpal ROMS
flexion = 80-90 extension = 70-90 RD = 15 UD = 30-45
58
midcarpal joint type
saddle biaxial
59
artic surfaces midcarpal joint
proximal row of carpals distal row of carpals
60
ligament for midcarpal joint
transverse carpal lig
61
movements of midcarpal
ext 20 flex 40
62
loose packed midcarpal
neutral / slight flexion w ulnar deviation
63
close packed position midcarpal
extension w ulnar deviation
64
cap pattern of restriction midcarpal
equal limitation of flex and ext
65
what 3 transverse joints through the wrist that allow for max stability
1. radiocarpal 2. midcarpal 3. carpometacarpal
66
intercarpal joint type
plane uni
67
intercarpal joint surfacesa
between all carpal bones and between proximal and distal carpals
68
what are the distal row of carpals
trapezium trapezoid capitate hamate
69
proximal row of carpals
scaphoid lunate triquetrum pisiform
70
open packed position intercarpals
neutral or slight flexion
71
closed packed intercarpals
extension
72
capsular pattern for intercarpals
none
73
carpometacarpal joint type 1st digit
saddle triaxial
74
carpometacarpal joint type digits 2-5
plane uniaxial
75
carpometacarpal 1st digit joint surfaces
convex trapezium w concave base of first metacarpal
76
carpometacarpal 2-5 digit joint surfaces
distal surfaces of distal row of carpal bones bases of metacarpals 2-5
77
what movement does CMC joint 2-5 do
gliding
78
moevemts of CMC
1st = lots of mvment 2 - min 3- central pillar 4 - 10-15 dorsovolar 5th - 25-30 dorsovolar
79
ROM CMC of thumb
flex = 45-50 ext = 0 abd = 60-70 add = 30 opposition = thumb tip to head of 5th metacarpal
80
loose packed CMC thumb
midway between abduction and adduction midway between flexion and extension
81
loose packed for CMC fingers 2-5
midway between flexion and extension
82
closed packed of thumb and digits 2-5 CMC
THUMB = full opposition fingers = full flexion
83
caps pattern of restriction CMC thumb
abduction, extension
84
caps pattern of restriction CMC 2-5
equal limitation in all directions
85
intermetacarpal joint type
plane uni
86
intermetacarpal joint surfaces
adjacent surfaces of bases of metacarpals 2-5
87
MCP joint type
thumb = condyloid, TRIAXIAL fingers = condyloid, BIAXIAL
88
artic surfaces MCP thumb
distal end of 1st metacarpal and proximal phalanx
89
artic surfaces MCP 2-5
convex distal end of 2-5 metacarpals concave ends of proximal phalanges
90
ROM MCP
THUMB = flex = 50-55 fingers = flex = 85-90 ext = 30-45 abduc= 20-30
91
loose packed MCP
slight flexion
92
close packed MCP
thumb = full opp fingers = full flexion
93
caps pattern of restriction
flexion extension
94
interphalangeal joint type
hinge unii
95
interphalangeal artic surfaces
heads of most proximal phalanges and bases of most distal phalanges
96
interphalangeal movements
flexion extension
97
which joint has palmar plate
interphalangeal
98
interphalangeal loose packed & close packed
loose = slight flexion close = full extension
99
caps pattern of restriction interphalangeal
flexion extension
100

Arthrology (11 decks)

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