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Clinical Anatomy II > Arthrology: joint bone morphology > Flashcards

Arthrology: joint bone morphology Flashcards

1
Q

SC joint superior-inferior

A

convex: clavicle
concave: manubrium

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2
Q

SC joint anterior-posterior

A

convex: manubrium
concave: clavicle

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3
Q

open packed position shoulder

A

55° abduction, 30° horizontal adduction

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4
Q

humeroulnar joint

A

concave: ulna (trochlear notch)
convex: humerus (trochlea)

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5
Q

humeroradial joint

A

concave: radius (head)
convex: humerus (capitulum)

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6
Q

proximal radioulnar joint

A

concave: ulna (radial notch)
convex: radial head

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7
Q

distal radioulnar joint

A

convex: ulnar head
concave: radius (ulnar notch)

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8
Q

radiocarpal joint

A

concave: radius
convex: proximal carpal bones (scaphoid and lunar)

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9
Q

CMC thumb M-L

A

concave: 1st MC base
convex: trapezium

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10
Q

CMC thumb A-P

A

convex: 1st MC base
concave: trapezium

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11
Q

CMC digits 2-5

A

digits 2-3: articular surfaces locked

digits 4-5
concave: hamate (distal aspect)
convex: MC head 4-5 (proximal end)

allows cupping of hands (flex, IR); roll/glide does not apply

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12
Q

MCP 1-5

A

concave: proximal phalanx (proximal end)
convex: MC head

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13
Q

IP 1-5 of hand

A

concave: distal phalanx, proximal end
convex: proximal phalanx, distal end

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14
Q

femoroacetabular joint

A

convex: femoral head
concave: acetabulum

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15
Q

tibiofemoral joint

A

convex: femur (femoral condyles)
concave: tibia (tibial condyles)

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16
Q

talocrural joint

A

convex: talus
concave: distal tibia

17
Q

subtalar joint anterior portion

A

convex: talus
concave: calcaneus (anterior, middle facet) and navicular

18
Q

subtalar joint posterior portion

A

convex: calcaneus (posterior facet)
concave: talus

19
Q

talonavicular joint

A

convex: talus
concave: navicular

20
Q

MTP

A

convex: MT head
concave: proximal phalanx (distal end)

21
Q

IP joint of foot

A

convex: proximal phalanx, distal end
concave: distal phalanx, proximal end

22
Q

bilateral shoulder motion

A

10-30° lower thoracic EXTENSION with full shoulder elevation

23
Q

unilateral shoulder motion

A

10-30° thoracic ROTATION and/or SB

24
Q

purpose of scapulohumeral rhythm (3)

A
  1. increase overall shoulder ROM
  2. maintain optimal length-tension relationship with GH muscles
  3. maintain optimal contact between humeral head and glenoid fossa
25
Q

joints part of scapulohumeral motion

A

GH, SC, ST, AC

Clinical Anatomy II (8 decks)

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