Salivary Glands Cont. (p. 313-14)

Question 1

Describe the secretion from the submandibular glands

Answer 1

Slightly viscous, accounts for 50-60% of the saliva in the mouth.

Question 2

What kind of gland is the submandibular gland?

Answer 2

Major salivary

Mixed gland

Question 3

What is a mixed gland?

Answer 3

Includes both serous and mucous cells

Question 4

Compare mucous secretion to serous secretion

Answer 4

Mucous is thicker and sticker than serous.

Question 5

Although almost ____ of the cells in the submandibular gland…

Answer 5

• 2/3

- are serous, the mucous component results in a slightly viscous secretion

Question 6

Size and location of submandibular glands

Answer 6

• Smaller than parotids

- Located inferior to the base of the tongue in the post. of the floor of the mouth

Question 7

What are the ducts of the submandibular gland?

Answer 7

Wharton’s ducts

Question 8

Where are Wharton’s ducts located?

Answer 8

Run superficially below the mucosa on either side of the midline of the floor of the mouth and exit the mucosa on both sides of the lingual frenum

Question 9

Describe the activation of submandibular glands

Answer 9

Stimulated by foods and by the parasympathetic nervous system

Question 10

Describe the blood supply to the submandibular glands

Answer 10

Blood is supplied to the submandibular glands by branches of the facial artery and then drains into the facial vein