TOPIC 10

Question 1

Cartilages of the Larynx

Answer 1

Epiglottis
Thyroid
Cricoid
Arytenoid - Paired w: 
Proc vocalis
Proc muscularis 
Proc Corniculatus
Proc Cuneiformis

Question 2

Nerves of the larynx

Answer 2

Cranial Laryngeal nerve - External and Internal

• External: Constrictors
• Internal: Thyroid notch -> Mucosa

Caudal Laryngeal nerve
- Motor innervation to intrinsic muscles

Branch of the vagus nerve

Question 3

Extrinsic Musculature of larynx

Answer 3

M.Thyrohyoideus
M. Hyoepiglotticus
M. Sternothyroideus

Move the larynx, together with the hyoid muscles, especially during swallowing

Question 4

Intrinsic Muscles of the Larynx

Answer 4

M. Cricothyroideus
M. Cricoarytenoideus dorsalis
M. Cricoarytenoideus lateralis
M. Thyroarytenoideus
M. Arytenoideus transversus
M. Vocalis
M. Ventricularis

Question 5

Blood supply for the Larynx

Answer 5

A.Thyroidea craniale

A. Carotis.communis