Angles

Question 1

Subtalar joint angles

Answer 1

16 degrees from sagittal plane

42 degrees from frontal plane

Question 2

Midtarsal Oblique

Answer 2

9 degrees from sagittal

15 degrees from transverse

Question 3

Midtarsal Longitudinal

Answer 3

52 degrees from transverse

57 degrees from sagittal

Question 4

first ray

Answer 4

45 degrees from frontal and sagittal

Question 5

Normal neutral femoral position

Answer 5

0-15 external

Question 6

normal external and internal hip rotation in infants

Answer 6

60-90 external, 0-30 internal (3:1)

Question 7

Normal external and internal hip rotation in 1 year olds

Answer 7

60 external, 30 internal (2:1)

Question 8

Normal external and internal hip rotation in 4 yo to adults

Answer 8

45 external, 45 internal

Question 9

Normal sagittal hip movement

Answer 9

flexion: 120-130 with knee flexed, 70-90 with knee straight
Extension: 0-20

Question 10

Normal frontal plane movement of hip

Answer 10

40 abduction, 20 adduction

Question 11

angle of declination in infants

Answer 11

30-60 internally rotated

Question 12

angle of declination in adults

Answer 12

8-12 internally rotated, externally rotates about 30sih degrees as you get older to get to here

Question 13

Ankle joint axis

Answer 13

8 degrees from transverse
20-30 degrees from frontal
roughly perpendicular to sagittal

Question 14

The _____ plane motion of the ankle reduces the work that the _____ plane motion needed at the STJ.

Answer 14

transverse

frontal

Question 15

ankle joint ROM

Answer 15

10 degrees dorsiflex

45 degrees or more plantar flex

Question 16

External malleolar rotation at birth, 1 year and adult

Answer 16

birth: 0-5
1 year: 10
Adult: 18-23

Question 17

tibial torsion amount

Answer 17

13-18 degrees

Question 18

Neutral hip position at birth

Answer 18

30 degrees external

Question 19

Neutral hip position in adult

Answer 19

10 degrees external