Question 1

Serous acinus secretions are characterized by each of the following EXCEPT one.Which one is the EXCEPTION?

Accepted Answer

A)  Serous secretions contain no mucins. 
B)  More water content 
C)  Small lumen 
D)  Cuboidal in shape 
E)  Primary source of amylase 
A)  Serous secretions contain no mucins. 
B)  More water content 
C)  Small lumen 
D)  Cuboidal in shape 
E)  Primary source of amylase

Question 2

Which of the following are true of demilunes (Select all that apply. )?

Accepted Answer

A)  They are present in seromucous acini. 
B)  They are a group of serous cells arranged in half-moon clusters. 
C)  They are only present in connective tissue. 
D)  They secrete their product between the cell walls of underlying mucous cells. 
E)  They are the primary source of amalyse. 
A)  They are present in seromucous acini. 
B)  They are a group of serous cells arranged in half-moon clusters. 
C)  They are only present in connective tissue. 
D)  They secrete their product between the cell walls of underlying mucous cells. 
E)  They are the primary source of amalyse.

Question 3

With electron microscopy mucous cells appear empty and frothy because they stain exceptionally well.

Accepted Answer

A)  Both the statement and the reason are correct and related. 
B)  Both the statement and the reason are correct but are NOT related. 
C)  The statement is correct,but the reason is NOT correct. 
D)  The statement is NOT correct,but the reason is correct. 
E)  NEITHER the statement NOR the reason is correct. 
A)  Both the statement and the reason are correct and related. 
B)  Both the statement and the reason are correct but are NOT related. 
C)  The statement is correct,but the reason is NOT correct. 
D)  The statement is NOT correct,but the reason is correct. 
E)  NEITHER the statement NOR the reason is correct.

Question 4

When cells secrete their products,the cell membrane is destroyed.

Accepted Answer

A) True 
 B)False

Question 5

The squid like appearance of a myoepithelial cell is due to

Accepted Answer

A)  cellular projections 
B)  vasodilation 
C)  intralobular ducts 
D)  interlobular ducts 
A)  cellular projections 
B)  vasodilation 
C)  intralobular ducts 
D)  interlobular ducts

Question 6

Which acini are MOST likely to have serous demilunes?

Accepted Answer

A)  Mucous 
B)  Serous 
C)  Seromucous 
D)  All of the above 
A)  Mucous 
B)  Serous 
C)  Seromucous 
D)  All of the above

Question 7

Intralobular ducts are located between lobules.They carry secretions to the next set of ducts.

Accepted Answer

A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false. 
A)  Both statements are true. 
B)  The first statement is true;the second statement is false. 
C)  The first statement is false;the second statement is true. 
D)  Both statements are false.

Question 8

Acini are the

Accepted Answer

A)  mucous and serous secretions 
B)  connective tissue capsules 
C)  secretory end pieces 
D)  intratubular ducts 
A)  mucous and serous secretions 
B)  connective tissue capsules 
C)  secretory end pieces 
D)  intratubular ducts

Question 9

All of the following are functions of saliva EXCEPT one.Which one is the EXCEPTION?

Accepted Answer

A)  It acts as a buffer. 
B)  It has immunoglobulins to combat illness. 
C)  It carries an enzyme to break down fats. 
D)  It helps to prepare the bolus of food when swallowing. 
A)  It acts as a buffer. 
B)  It has immunoglobulins to combat illness. 
C)  It carries an enzyme to break down fats. 
D)  It helps to prepare the bolus of food when swallowing.

Exam 25: Histology of the Salivary Glands

Serous acinus secretions are characterized by each of the following EXCEPT one.Which one is the EXCEPTION?

Which of the following are true of demilunes (Select all that apply. )?

With electron microscopy mucous cells appear empty and frothy because they stain exceptionally well.

When cells secrete their products,the cell membrane is destroyed.

The squid like appearance of a myoepithelial cell is due to

Which acini are MOST likely to have serous demilunes?

Intralobular ducts are located between lobules.They carry secretions to the next set of ducts.

Acini are the

All of the following are functions of saliva EXCEPT one.Which one is the EXCEPTION?

Oral Cavity

The Tooth: Functions and Terms

Fundamental and Preventive Curvatures

Dentition

Development, form, and Eruption

Occlusion

Dental Anomalies

Supporting Structures

Clinical Considerations

Tooth Identification

Root Morphology

Incisors

Canines

Premolars

Molars

Deciduous Dentition

Basic Tissues

Development of Orofacial Complex

Dental Lamina and Enamel Organ

Enamel, Dentin, and Pulp

Root Formation and Attachment Apparatus

Eruption and Shedding of Teeth

Oral Mucous Membrane

The Tongue

Osteology of the Skull

Nose, Nasal Cavity, and Paranasal Sinuses

Muscles of Mastication, Hyoid Muscles, and Sternocleidomastoid and Trapezius Muscles

Tempo-romandibular Joint

Muscles of Facial Expression

Soft Palate and Pharynx

Arterial Supply and Venous Drainage

Salivary Glands

Nervous System

Lymphatics and Spread of Dental Infection

Anatomical Considerations of Local Anesthesia

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