First ray deformity

Question 1

First ray

Answer 1

First metatarsal and medial cuneiform

Question 2

First ray articulates with

Answer 2

navicular
2nd cuneiform
2nd metatarsal base

Question 3

motion of the 1st ray is

Answer 3

Uniaxial

triplanar

Question 4

Axis is directed ——– to the joints that provide ———– and ————–

Answer 4

opposite

supination and pronation

Question 5

Axis is deviated ———from sagittal and frontal planes

Answer 5

45º

Question 6

same degree deviation from sagittal and frontal plane means

Answer 6

equal dorsiflexion/inversion and plantarflexion/eversion

Question 7

Axis is deviated ———-from the transverse plane

Answer 7

9º

Question 8

if a deformity is congenital it means

Answer 8

both sides

Question 9

if a deformity is asymmetric it means

Answer 9

Acquired

Question 10

A compensated RF varus cause the 1st ray to

Answer 10

dorsiflex

Question 11

FF supinatus

Answer 11

soft tissue deformity causing the FF to supinate

Question 12

FF supinatus can also cause

Answer 12

dorsiflexed 1st ray

Question 13

What type of deformities can cause dorsiflexed 1st ray?

Answer 13

Spasm of TA
Paresis of TP
Compensated RF varus

Question 14

hallux limitus

Answer 14

hallux is not able to dorsiflex to the appropriate amount of range of motion

Question 15

uncompensated RF varus causes

Answer 15

Plantarflexed 1st ray