DH 1350 Quiz 10 Chapt 11

Each lymphatic nodule has a germinal center, containing many immature lymphocytes. _____

true
false

In a lymph node, B-cell lymphocytes mature in the:

capsule
trabeculae
lymph vessels
hilus
germinal centers

In salivary glands, which of the following structures is composed of secretory epithelial cells?

 excretory duct
capsule
lobule
acinus
septum

Intraoral tonsillar tissue consists of
nonencapsulated masses of lymphoid tissue located in the lamina propria of the oral mucosa. _____

True
False

More than one myoepithelial cell can
sometimes be found on a single acinus.

True
False

Mucoserous acini have both a group of mucous cells surrounding the lumen and a serous demilune. _____

True
False

The lingual tonsil is an indistinct layer of diffuse lymphoid tissue located on the base of the lateral surface of the tongue. _____

True
False

The moist mucus forms a deep, invasive
system in the respiratory mucosa. ______

True
False

The nasal cavity is lined by a respiratory mucosa, like the rest of the respiratory  system. _____

True
False

The palatine tonsils are four rounded masses of variable size located between the anterior and posterior faucial pillars. _____

True
False

The reduction in the amount of saliva noted in patients with dry mouth is called:

dysplasia
cystic transformation
hyposalivation
ossification

Tissue fluid drains from the surrounding region into the lymphatic vessels as lymph.

True
False

Which of the following glands is unencapsulated?

submandibular gland
parotid gland
thyroid gland
sublingual gland

The secretory cells of the major salivary glands (parotid, submandibular, sublingual)  are composed of: 

Specialized cells derived from the mesenchyme of the oral cavity

Ingrowths of remnants of the buccopharyngeal  membrane

Specialized cells dervied from endoderm

Specialized cells derived from ectoderm

Match the following terms with their descriptors

Exocrine
Endocrine
ranula
mucocele
epithelial cells
connective tissue
Acini
Myoepithelial cells

salivary gland lesion of a minor salivary gland

clusters of secretory cells within each lobule of a salivary gland

ductless gland with its secretions conveyed directly into the blood and carried to some distant location to be used

both line the ducts of the salivary glands and produce saliva

situated on the surface of acini and have a contractile nature

salivary gland lesion of the submandibular salivary gland

gland having a duct associated with it

surrounds and supports the salivary glands

Saliva contributes to the formation of the ________  and is involved in the first step in bacterial plaque biofilm formation, supplies the minerals for ____________  formation.

Salivary glands begin development at_______  gestations, are completed by the ________ in utero and will continue to enlarge until ____  .

Secretions of the salivary glands are
controlled by the ________  nervous system where ________  nerves stimulate the secretion of thick, dry, ropey saliva in opposition to ___________  nerves which stimulate the secretion of thin watery profuse
saliva.

The Submandibular Gland and the Sublingual Gland both open into the oral cavity at: ________

In the nasal cavity, most of the epithelial lining is composed of:

Stratified squamous epithelium that is keratinized

Stratified ciliated columnar epithelium and cuboidal cells

Stratified squamous epithelium that is not keratinized

Pseudostratified ciliated columnar epithelium and goblet cell

The narrow tube that later becomes
obliterated; shows the origin of the thyroid and the pathway of the thyroid gland's migration into the neck region: __