osteokinematic and arthrokinematic motions

Question 1

hip flexion- open chain

Answer 1

convex (femoral head) on concave (acetabulum)

anterior roll, posterior glide

Question 2

hip flexion- closed chain

Answer 2

concave (acetabulum) on convex (femoral head)

anterior roll and glide

Question 3

extension- open chain

Answer 3

convex (femoral head) on concave (acetabulum)

posterior roll, anterior glide

Question 4

extension- closed chain

Answer 4

concave (acetabulum) on convex (femoral head)

posterior roll and glide

Question 5

hip abduction- open chain

Answer 5

convex (femoral head) on concave acetabulum)

lateral roll, medial glide

Question 6

hip abduction- closed chain

Answer 6

concave on convex

lateral roll and glide
(contralateral pelvis lifts)

Question 7

hip adduction- open chain

Answer 7

convex on concave

medial roll, lateral glide

Question 8

hip adduction- closed chain

Answer 8

concave on convex

medial roll and glide
(contralateral pelvis drops)

Question 9

hip internal rotation- open chain

Answer 9

convex on concave

medial roll, lateral glide

Question 10

hip internal rotation- closed chain

Answer 10

concave on convex

lateral roll and glide
(contralateral pelvis moves backwards)

Question 11

hip external rotation- open chain

Answer 11

convex on concave

lateral roll, medial glide

Question 12

hip external rotation- closed chain

Answer 12

concave on convex

medial roll and glide
(contralateral pelvis moves backwards)

Question 13

knee flexion- open chain

Answer 13

concave (tibia) on convex (fem condyles)

posterior roll and glide

Question 14

knee flexion- closed chain

Answer 14

convex (fem condyles) on concave (tibia)

posterior roll, anterior glide

Question 15

knee extension- open chain

Answer 15

concave on convex

anterior roll and glide

Question 16

knee extension closed chain

Answer 16

convex on concave

anterior roll, posterior glide

Question 17

shoulder flexion- open chain

Answer 17

convex (humeral head) on concave (glenoid)

spin

Question 18

shoulder flexion- closed chain

Answer 18

concave (glenoid) on convex (humeral head)

spin

Question 19

shoulder extension- open chain

Answer 19

convex (humeral head) on concave (glenoid)

spin

Question 20

shoulder extension- closed chain

Answer 20

concave (glenoid) on convex (humeral head)

spin

Question 21

shoulder ABduction- open chain

Answer 21

convex (humeral head) on concave (glenoid)

superior roll, inferior glide

Question 22

shoulder ABduction- closed chain

Answer 22

concave (glenoid) on convex (humeral head)

superior roll and glide

Question 23

shoulder ADduction- open chain

Answer 23

convex (humeral head) on concave (glenoid)

inferior roll, superior glide

Question 24

shoulder ADduction- closed chain

Answer 24

concave (glenoid) on convex (humeral head)

medial roll and glide

Question 25

shoulder internal rotation- open chain

Answer 25

convex (humeral head) on concave (glenoid) medial roll, lateral glide

Question 26

shoulder internal rotation- closed chain

Answer 26

concave (glenoid) on convex (humeral head) lateral roll and glide (glenoid moving on humeral head)

Question 27

shoulder external rotation- open chain

Answer 27

convex (humeral head) on concave (glenoid) lateral roll, medial glide

Question 28

elbow flexion- open chain

Answer 28

concave (ulna) on convex (distal humerus) anterior/volar roll and glide

Question 29

shoulder external rotation- closed chain

Answer 29

concave (glenoid) on convex (humeral head) medial roll and glide

Question 30

elbow flexion- closed chain

Answer 30

convex (distal humerus) on concave (ulna) anterior/volar roll, posterior/ dorsal glide

Question 31

elbow extension- open chain

Answer 31

concave (ulna) on convex (distal humerus) posterior/ dorsal roll and glide

Question 32

elbow extension- closed chain

Answer 32

convex (distal humerus) on concave (ulna) posterior/ dorsal roll, anterior/ volar glide