Random Muscles

Question 1

Origin of Anterior Scalene

Answer 1

Anterior tubercles of the transverse processes of vertebrae CIII to CVI

Question 2

Insertion of Anterior Scalene

Answer 2

Scalene tubercle and upper surface of rib I

Question 3

Innervation of Anterior Scalene

Answer 3

Anterior rami of C4 to C7

Question 4

Function of Anterior Scalene

Answer 4

Elevation of rib I

Question 5

Origin of Middle scalene

Answer 5

Transverse processes of vertebrae CII to CVII

Question 6

Insertion of Middle scalene

Answer 6

Upper surface of rib I posterior to the groove for the subclavian artery

Question 7

Innervation of Middle scalene

Answer 7

Anterior rami of C3 to C7

Question 8

Function of Middle scalene

Answer 8

Elevation of rib I

Question 9

Origin of Posterior scalene

Answer 9

Posterior tubercles of transverse processes of vertebrae CIV to CVI

Question 10

Insertion of Posterior scalene

Answer 10

Upper surface of rib II

Question 11

Innervation of Posterior scalene

Answer 11

Anterior rami of C5 to C7

Question 12

Function of Posterior scalene

Answer 12

Elevation of rib II

Question 13

Origin of Sternoclidomastoid

Answer 13

Sternal Head: Upper part of anterior surface of manubrium of sternum
Clavicular Head: Superior surface of medial one-third of clavicle

Question 14

Insertion of Sternoclidomastoid

Answer 14

Sternal head: Lateral one-half of superior nuchal line

Clavicular Head: Lateral surface of mastoid process

Question 15

Innervation of Sternoclidomastoid

Answer 15

Accessory nerve [XI] and branches from anterior rami of C2 to C3 (C4)

Question 16

Function of Sternoclidomastoid

Answer 16

Individually-will tilt head toward shoulder on same side rotating head to turn face to opposite side; acting together, draw head forward