Canine Pharynx and Neck-Muscles

Question 1

Cricothyroid muscle

Answer 1

Larynx muscle

Function: tenses the vocal fold

Nerve: cranial laryngeal fold (branch of vagus)

Question 2

Cricoarytenoideus dorsalis

Answer 2

Larynx muscle

Function: opens the glottis

Nerve: caudal laryngeal nerve

Question 3

Cricoarytenoideus lateralis

Answer 3

Larynx muscle

Function: closes the glottis

Nerve: caudal laryngeal nerve

Question 4

Thyroarytenoideus

Answer 4

Larynx muscle

Function: relaxes vocal fold

Nerve: caudal laryngeal nerve

Question 5

Iliocostalis

Answer 5

Epaxial neck muscle

Function: bend trunk to one side, support spinal column

Question 6

Longissimus

Answer 6

Epaxial neck muscle, largest muscle

Function: support spinal column

Question 7

Transversospinalis

Answer 7

Epaxial neck muscle, medial position

Function: support spinal column

Question 8

Longus capitis, rectus capitus ventralis, and longus capitus

Answer 8

Hypaxial neck muscle in neck area

Function: flex neck