Deck 15: Salivary Glands and Tonsils

Question 1

Seromucous glands,which underlie the palatine tonsils,perform which function?

A) Flush and cleanse the tonsillar crypts
B) Support the nodules of lymphatic tissue
C) Secrete antibodies that destroy antigens
D) Produce lymphocytes to protect the body from foreign microorganisms

Answer 1

A

Question 2

Which structural characteristic makes the palatine tonsil susceptible to infection?

A) Large size
B) Deep crypts
C) Septa capsule
D) Germinal centers

Answer 2

B

Question 3

Which salivary component facilitates the breakdown of carbohydrates?

A) Mucin
B) Protein
C) Zymogen granules
D) Immunoglobulin A

Answer 3

C

Question 4

Which tonsil is located in the floor of the mouth?

A) Lingual
B) Palatine
C) Pharyngeal
D) Both A and B

Question 5

The germinal centers in tonsils serve which function?

A) Cleaning crypts
B) Secretion of antibodies
C) Production of lymphocytes
D) Draining surface of epithelium

Question 6

Leukocytes from the gingival crevice and lymphocytes from the tonsils,which are found in saliva,are known as

A) serous demilunes.
B) salivary corpuscles.
C) zymogen granules.
D) germinal centers.

Question 7

Which of the following is a tubal tonsil?

A) An ectopic tonsil located near a eustachian tube
B) A tonsil containing epithelial folds that double over into tubes
C) An infected tonsil that must be drained through the use of tubes
D) Tonsillar tissue that grows around other nearby glands in a tubular shape

Question 8

Lingual tonsils have ____________ crypts.

A) deep
B) narrow
C) branching
D) wide-mouthed

Question 9

The function of amylase is to aid in the digestion of

A) proteins.
B) fats.
C) carbohydrates.
D) lipids.

Question 10

Mucous cells discharge ________________.

A) mucin
B) amylase
C) merocrine
D) zymogen granules

Question 11

The major salivary glands contribute ______ of saliva.

A) 50%
B) 60%
C) 75%
D) 90%

Question 12

Children have ______________ palatine tonsils.

A) large
B) small
C) overdeveloped
D) underdeveloped

Question 13

Which of the following is the functional unit of the salivary gland?

A) Lobe
B) Alveolus
C) Intercalated duct
D) Zymogen granule

Question 14

All salivary glands can be classified as _______________.

A) buccal,labial,or mixed
B) serous,mucous,or mixed
C) parotid,submandibular,or sublingual
D) palatine,glossopalatine,or sublingual

Question 15

Which tonsil is also known as the adenoid?

A) Palatine
B) Lingual
C) Pharyngeal
D) None of the above

Question 16

Which salivary gland is the largest?

A) Parotid
B) Palatine
C) Sublingual
D) Submandibular

Question 17

Sympathetic stimulation of a salivary gland produces which type of secretion?

A) Watery
B) Organic
C) Gelatinous
D) Protein-poor

Question 18

The salivary gland duct system consists of portions termed secretory and

A) excretory.
B) inhibitory.
C) mucous.
D) serous.

Question 19

A cluster of pyramidal salivary gland cells is called (a/an)

A) intercalated duct.
B) interlobular duct.
C) intralobular duct.
D) acinus.

Question 20

Serous secretions are ________ protein and ________ carbohydrate.

A) 50%;50%
B) 25%;75%
C) low in;high in
D) high in;low in

Question 21

Lymphocytes may transform into plasma cells.

Question 22

What is the name of the duct that leads from the parotid salivary gland?

A) Stensen
B) Wharton
C) Von Ebner
D) Waldeyer's ring

Question 23

Myoepithelial cells have a muscular origin and an epithelial function.

Question 24

Myoepithelial cells located on the pharyngeal tonsils help move secretions toward the oral cavity.

Question 25

Amylase is the major salivary protein.

Question 26

Pharyngeal tonsils are covered in stratified squamous epithelium or respiratory epithelium.

Question 27

Serous acinar cells secrete into the lumen of the acinus and then drain directly into intercalated ducts.

Question 28

Tonsils produce lymphocytes,which protect against microbial pathogens.

Question 29

Tonsils contain cells that secrete saliva.

Question 30

The palatine,lingual,and pharyngeal tonsils compose the Waldeyer ring.

Question 31

The lingual tonsils are located on the

A) posterior wall of the superior portion of the nasopharynx.
B) faucial pillars adjacent to the posterior molars.
C) surface of the posterior third of the tongue.
D) soft palate.

Question 32

The intercalated ducts of the salivary glands contain mitochondria,endoplasmic reticulum,and secretory granules.

Question 33

Each of the following is a major salivary gland EXCEPT one.Which is the EXCEPTION?

A) Parotid
B) Submandibular
C) Sublingual
D) Von Ebner