Anterior Triangle of the Neck

Question 1

The boundaries of the anterior triangle of the neck include all of the following except:

1. anterior median line of the neck
2. inferior border of the clavicle
3. inferior border of the mandible
4. anterior border of the sternocleidomastoid m.

Answer 1

2. inferior border of the clavicle

Question 2

What holds the hyoid bone in place?

Answer 2

infrahyoid & suprahyoid muscles

Question 3

What connects the hyoid bone to skull?

Answer 3

suprahyoid muscles

Question 4

Name the 3 suprahyoid muscles

Answer 4

1. mylohyoid m.
2. digastric m.
3. stylohyoid m.

Question 5

Name the 4 infrahyoid muscles

Answer 5

1. sternohyoid m.
2. omohyoid m.
3. sternothyroid m.
4. thyrohyoid m.

Question 6

Function of mylohyoid m.

Answer 6

elevates the hyoid, floor of mouth, & tongue

Question 7

Function of digastric m.

Answer 7

raise hyoid bone during swallowing

Question 8

Function of stylohyoid m.

Answer 8

elevates and retracts hyoid bone

Question 9

Function of sternohyoid m.

Answer 9

depress hyoid bone after elevation during swallowing

Question 10

Function of sternothyroid m.

Answer 10

depress hyoid bone

Question 11

Function of thyrohyoid m.

Answer 11

depress hyoid bone