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ANATOMY TEST 2 > lecture 10: elbow and the forearm > Flashcards

lecture 10: elbow and the forearm Flashcards

(68 cards)

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1
Q

what is the normal caring angle of men and females

A

10- 15˚

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2
Q

what is considered to be cubits valgus

A

greater than 15

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3
Q

what is considered cubical varus

A

less than 5

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4
Q

what is it called for sun stock deformity

A

cubical varus

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5
Q

what type of membrane is the synovial membrane of elbow

A

fibrous membrane

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6
Q

are there fat pads in the fossae of the synovial membrane of elbow

A

yes

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7
Q

what does the anular ligament of radius do

A

stable the radius during pronation and supination

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8
Q

what other ligament does the anular ligament of radius blend with

A

the radial collateral ligament

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9
Q

what are the collateral ligaments of the elbow

A

radial collateral ligament and ulnar collateral ligament

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10
Q

what does the radial collateral ligament resist

A

cubical varus

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11
Q

what does the ulnar collateral ligament resist

A

cubitial valgus

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12
Q

during the tommy john. surgery where do they get the autograph from

A

palmaris longus or plantar is

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13
Q

the collateral ligaments also limit

A

addiction and abduction

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14
Q

what is it called that is a ulnar fracture with dislocation of radial head

A

monteggia

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15
Q

what is galleazzi

A

radial fx with dislocation of distal radioulnar joint

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16
Q

the anastomotic network of vessels are derived firm what

A

collateral and recurrent branches of the brachial, profundity brachii, radial and ulnar arteries

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17
Q

what does recurrent mean

A

arteries that curve back in and help

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18
Q

what causes the angle in humerus

A

trochlea

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19
Q

what is the main joint for flexors and extensors

A

humeroulnar joint

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20
Q

where is the humeroulnar joint

A

trochlea of distal humerus

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21
Q

the medial portion of the trochlea extends more

A

distally

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22
Q

the humeroulnar joint is divided by what

A

the trochlear ridge which tracks movement

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23
Q

what makes up the humeroradial joint

A

capitulum and radial head

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24
Q

what makes up the elbow proper

A

humeroradial joint and humeroulnar joint

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25
what type of joint is the humeroradial joint
synovial , hinge joint
26
how many degrees of freedom does the humeroradial joint have
1
27
what is the DOF of the humeroradial joint
flexion and extension
28
where does the proximal radioulnar joint articulate
at the radial head and the radial notch of the ulna
29
what type of joint is the proximal radioulnar joint
synovial , pivot joint
30
how many DOF does the proximal radioulnar joint have
1
31
what is the DOF of the proximal radioulnar joint
supinationa nd pronation
32
what is the medial border of the cubical fossa
pronator teres
33
what is the lateral border of the cubical fossa
brachioradialis
34
what is the floor of the cubical fossa
brachialis and supinator
35
what runs thru the cubitial fossa from lateral to medial
biceps tendon brachial artery median nerve
36
what vein do nurses take blood out of a
median cubical vein
37
what veins join together at the cubitial fossa
the basilic and cephalon veins
38
what myotme is arm flexion
C6
39
what myotome is wrist flexion
C7
40
what myotome is wrist extension
C6
41
what myotome is arm extension
C7
42
the radioulnar articulate at 2 places
proximal radioulnar joint distal radioulnar joint
43
what type of joint is the proximal radioulnar and distal radioulnar joint
synovial joint
44
during pronation , in the wlbow the radial head spins on the
capitulum of the humerus
45
also during pronation the radial head slides on the
radial notch of the ulna
46
during pronation when the radial head slides on the radial notch it does what to the ligaments
adds stress to the joint ligaments and anular ligament
47
during pronation, towards the wrist the ulnar notch of the radius slides
anteriorly over the convex surface of the head of the ulna
48
during pronation there is what type of movement of the ulna
very litttle movement
49
what are the supinator muscles of the forearm
supinator and biceps brachii
50
what are the pronator muscles of the forearm muscles
pornator teres and pronator quadratus
51
what type are the ligaments in the arm f
fibrous
52
the ligaments in the arm hold what together
radius and ulna
53
the ligaments in the arm increase what
the surface areas for attachments
54
wha type of tigers transfer axial forces from distal radius to proximal ulna
collagen fibers
55
what ligament goes over the radial head
anular ligament
56
what ligament goes from the ulna to the radial neck
quadrate ligament
57
what ligament is inside the annular ligament
the quadrate ligament
58
where does the oblique cord go
below the radial notch of ulna to the radial tuberosiuty
59
what does the oblique cord limit
limits distal (inferior) motion of radius
60
what is “pulled elbow” associated with
oblique cord
61
what joint helps with pronation and supination
distal radioulnar joint
62
what is the distal radioulnar joint
ulna articulated with the ulnar notch of the radius
63
the distal radioulnar joint is wha type of disc
articulate
64
what type of joint is the distal radioulnar joint
synovial pivot type of joint
65
what is the triangular fibro cartilage complex
a triangular disc
66
what does the TFCC bind
the ends of the radius and ulna
67
what does the TFCC connect
the anterior and posterior radioulnar ligaments
68
where does the TFCC disc attach
ulnar styloid process

ANATOMY TEST 2 (11 decks)

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