Salivary Secretion

Question 1

Parotid gland secretion type

Answer 1

serous

Question 2

Submandibular gland secretion type

Answer 2

mixed

• 70% saliva production

Question 3

Sublingual gland secretion type

Answer 3

mixed

Question 4

Lysozyme

Answer 4

attacks bacterial cell wall

Question 5

IgA

Answer 5

provide local immunity

Question 6

Kallikrein

Answer 6

cleaves kininogen into bradykinin

Question 7

Bradykinin

Answer 7

vasodilates and increases blood flow

Question 8

Acinus vs Duct

Answer 8

Acinus:
saliva = isotonic

Duct:
saliva = hypotonic

Question 9

Saliva vs Plasma composition

Na, K, Cl, HCO3

Answer 9

Saliva:
lower Na
higher K
lower Cl
higher HCO3

Plasma:
higher Na
lower K
higher Cl
lower HCO3

Question 10

*** During basal state, what is high in saliva vs plasma?

Answer 10

HCO3- (bicarbonate)

Question 11

SJÖGREN’S SYNDROME

Answer 11

Xerostomia(dry mouth)

Keratoconjunctivitis sicca(dry eyes)

↑ bacterial damage of the teeth

Question 12

Pleomorphic adenoma

Answer 12

benign, may become malignant

painless

Question 13

Mucoepidermoid carcinoma

Answer 13

malignant

painless

Question 14

Warthin tumor

Answer 14

benign

cystic tumor with germinal centers

Question 15

SIALOLITHIASIS

Answer 15

can occur with sjogren’s syndrome, high Calcium levels, chronic infection

Mealtime Syndrome: ↑ pain and swelling of the affected salivary gland