Parts of the Deltoid

Question 1

Origin of clavicular part of deltoid?

Answer 1

Lateral one third of clavicle

Question 2

Insertion of entire deltoid?

Answer 2

Deltoid tuberosity of humerus

Question 3

Innervation of entire deltoid?

Answer 3

Axillary nerve

C5, C6

Question 4

Action of clavicular part of deltoid?

Answer 4

Flexion
Internal rotation
Adduction

Question 5

Origin of acromial part of deltoid?

Answer 5

acromion

Question 6

Insertion of acromial part of deltoid?

Answer 6

Deltoid tuberosity of humerus

Question 7

Action of acromial part of deltoid?

Answer 7

Abduction

Question 8

Origin of spinal part of deltoid?

Answer 8

Scapular spine

Question 9

Action of spinal part of deltoid?

Answer 9

Extension, external rotation, adduction

Question 10

When do the clavicular and spinal parts of deltoid assist the acromial deltoid? What do they assist with?

Answer 10

Clavicular and spinal parts of deltoids assist the acromial part of deltoid with: Abduction, between 60 and 90 degrees of abduction

Question 11

Parts of Deltoid?

Answer 11

Clavicular part
Acromial part
Spinal part