Lecture4: Anterior Triangle Of The Neck

Question 1

Where does the Platysma muscle get its innervation?

Answer 1

Facial nerve

Question 2

Which muscle divides both triangles of the neck?

Answer 2

Sternocleidomastoid

Question 3

What outlines the submental traingle (smallest one)?

Answer 3

Digastric muscle, hyoid bone

Question 4

What outlines the muscular triangle?

Answer 4

Omohyoid muscle, sternocleidomastoid, and hyoid bone

Question 5

What outlines the carotid triangle?

Answer 5

Sternocleidomastoid muscle, digastric muscle, and omohyoid muscle

Question 6

What outlines the submandibular triangle?

Answer 6

Digastric muscle

Question 7

Which muscle opens the mouth?

Answer 7

Digastric muscle

Question 8

What is the innervation of the Digastric muscle?

Answer 8

Facial nerve

Question 9

What is the origin of the stylohyoid bone?

Answer 9

Styloid process

Question 10

What is the function of the stylohyoid muscle?

Answer 10

Pulls the hyoid bone upwards

Question 11

Where are infrahyoid muscles located?

Answer 11

In the muscular triangle

Question 12

What are all infrahyoid muscles supplied by?

Answer 12

Ansa Cervicalis

Question 13

What muscles are sometimes referred to as the strap muscles?

Answer 13

Infrahyoid

Question 14

Where are the suprahyoid muscles located?

Answer 14

Submental and submandibular triangles

Question 15

What are the contents of the submental triangle?

Answer 15

Submental lymph nodes and vessels

Question 16

What are the contents of the digastric triangle?

Answer 16

Facial artery, submandibular lymph nodes and gland

Question 17

Contents of carotid triangle? I’m

Answer 17

Carotid sheath, artery, vagus and spinal accessory XI. Internal jugular

Question 18

What is the stylohyoid muscle innervation?

Answer 18

Facial nerve VII

Question 19

What is the function of the stylohyoid?

Answer 19

Elevation and retraction of hyoid bone