essential components for reach

Question 1

Transport

essential components muscles

Answer 1

Shoulder external rotation, Infraspinatus, supraspinatus,
teres minor, posterior deltoid,

Shoulder flexion, Anterior deltoid, pect major & minor, coracobrachialis, biceps

Protraction: Serratus ant, pect major

Elbow flexion & extension: Biceps, brachialis, brachioradialis, triceps

Question 2

Pre-shaping

essential components muscles

Answer 2

Ulna or radial deviation: Flexor and extensor carpi ulnaris, flexor and extensor carpi radialis
Supination: Supinator, biceps
Wrist extension: ECRL, extensor ulnaris
Thumb abduction: Abd pollicuslongus & brevis
Thumb rotation: Opponens pollicus,
MCP extension Extensor digitorum communis,
extensor indicus, extensor digiti
minimi
IP flexion Interossei, lumbricals, flexor
digititi superficialis, flexordigit profundus
Finger abduction Palmar interossei

Question 3

pre-shaping essential components

Answer 3

Ulna or radial deviation
Supination
Wrist extension
thumb abduction
thumb rotation
MCP extension
IP flexion
Finger abduction

Question 4

transport essential components

Answer 4

shoulder ER
Shoulder flexion
Protraction
Elbow flexion & extension

Question 5

grasp essential components muscles

Answer 5

MCP flexion = Interossei, lumbricals
IP flexion = Interossei, lumbricals, flexor, \digititi superficialis, flexor digit profundus
Adduction and flexion of the thumb
Adductor pollicus, 1st dorsal interossei, flexor pollicus longus & brevis, opponens pollicus

Question 6

grasp essential components

Answer 6

MCP flexion
IP flexion
adduction and flexion of the thumb

Question 7

Missing – sh F & ER –comp by trunk F & rot / sh elevation?, sh Abd

Answer 7

impairments: Reduced activation sh F, ER – Tight IR, reduced ROM ER

Question 8

Missing – elb E – trunk F

Answer 8

Reduced activation elb E, increased tone elb F

Question 9

Missing – sup, rad dev, wr E. Comp – ulna dev

Answer 9

Reduced ROM sup, Reduced activation sup, wr E, rad dev

Question 10

Missing – long finger F, thumb Abd.

Compensate – overactive lumbricals, thumb Add

Answer 10

Reduced activation long finger F & E, thumb Abd

Question 11

tight pecs

Answer 11

IR and protraction