Ramtin Yeganeh
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CHE - Epithelial Tissue

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CHE - Epithelial Tissue

Question 1 of 46

1

The goblet cells evident in the epithelium of organs of the digestive system are described as "unicellular glands".

Select one of the following:

  • True
  • False

Explanation

Question 2 of 46

1

The ciliated cells are present in the simple columnar reorbtive epithelium.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 46

1

The simple squamous epithelium is found in some endocrine glands (thyroid glands)

Select one of the following:

  • True
  • False

Explanation

Question 4 of 46

1

The pseudostratified epithelium usually is associated with resorbtion.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 46

1

The stratified squamous keratinizing epithelium orginates from the ectoblast.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 46

1

The superficial cells of stratified squamous non-keratinizing epithelium preserve their nuclei.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 46

1

The simple exocrine glands have system of branching ducts.

Select one of the following:

  • True
  • False

Explanation

Question 8 of 46

1

The mucous cells contain well developed rough-surfaced endoplasmic reticulum.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 46

1

The regeneration of the simple epithelia is through the substitutive (germiantive) cells localized between the mature epithelial cells.

Select one of the following:

  • True
  • False

Explanation

Question 10 of 46

1

The epithelial tissue is devoid of own blood or lymph vessels.

Select one of the following:

  • True
  • False

Explanation

Question 11 of 46

1

Two parts of the cytoplasm, an apical and basal portion are recognised in some epithelial cells.

Select one of the following:

  • True
  • False

Explanation

Question 12 of 46

1

Which of the following types is the epithelium of blood and lymph vessels:

Select one of the following:

  • Simple cuboidal epithelium

  • Simple squamous epithelium

  • Pseudostratified columnar epithelium

  • Simple columnar resorbtive epithelium

Explanation

Question 13 of 46

1

Which of the following types is the epithelium of lung alveoli:

Select one of the following:

  • Simple cudoidal epithelium

  • Simple squamous epithelium

  • Pseudostratified columnar epithelium

  • Simple columnar resorbtive epithelium

Explanation

Question 14 of 46

1

The goblet cells in functional aspect are:

Select one of the following:

  • Resorbtive

  • Secretory

  • Covering

  • Substitutive

Explanation

Question 15 of 46

1

The microvilli containing cells in functional aspect are:

Select one of the following:

  • Covering

  • Stem

  • Secretory

  • Resorbtive

Explanation

Question 16 of 46

1

Simple cuboidal epithelium is evident in:

Select one of the following:

  • Thyroid gland (follicles)

  • Ureter

  • Trachea

  • Blood Capillaries

Explanation

Question 17 of 46

1

Pseudostratified columnar ciliated epithelium is evident in:

Select one of the following:

  • Ureter

  • Trachea

  • Small intestine

  • Esophasgus

Explanation

Question 18 of 46

1

Transitional epithelium of Henle is evident in:

Select one of the following:

  • Ureter

  • Trachea

  • Small Intestine

  • Esophagus

Explanation

Question 19 of 46

1

The epithelial cells connect to the basal lamina (membrane) through:

Select one of the following:

  • Nexus

  • Desmosomes

  • Hemi-Desomosomes

  • Tight Junction (Zonula Occludens)

Explanation

Question 20 of 46

1

By which of the following epithelial a convoluted basal lamina (membrane) is found:

Select one of the following:

  • Simple Epithelia

  • Stratified Epithelia

  • Glandular Epithelia

  • Neuroepithelium

Explanation

Question 21 of 46

1

Which of the following specializations are described by the stratified epithelia:

Select one of the following:

  • Microvill

  • Cilia

  • Tonofibrils

  • Myofibrils

Explanation

Question 22 of 46

1

The melanocytes are:

Select one of the following:

  • Adipose connective tissue cells

  • Pigmentous connective tissue cells

  • Secretory cells

  • Pigmentous neuroepithelial cells

Explanation

Question 23 of 46

1

Which of the following substance is present in the granular layer (stratum granulosum) of the stratified squamous keratinizing epithelium:

Select one of the following:

  • Eleidin

  • Keratohyaline

  • Keratin

  • Mucopolysaccharides

Explanation

Question 24 of 46

1

Which of the following substance is present in the lucent layer (stratum luciedum) of the stratified squamous keratinizing epithelium:

Select one of the following:

  • Eleidin

  • Keratohyaline

  • Keratin

  • Mucopolysaccharides

Explanation

Question 25 of 46

1

The stratified squamous non-keratinizing epithelium of cornea is found in:

Select one of the following:

  • Esophagus

  • Skin

  • Cornea of the eye

  • Oral cavity

Explanation

Question 26 of 46

1

Which of the following function is specific for the glandular epithelium:

Select one of the following:

  • Covering

  • Secretory

  • Resorbtive

  • Protective

Explanation

Question 27 of 46

1

Which of the following concept is not designated to the shape of secretory portions by the exocrine glands:

Select one of the following:

  • Acinar (alveolar)

  • Tubular

  • Mixed

  • Tubuloalveolar (tubuloacinar)

Explanation

Question 28 of 46

1

The serous type of secret contains:

Select one of the following:

  • Proteins

  • Glycogen

  • Mucopolysaccharides

  • Steroids

Explanation

Question 29 of 46

1

The nuclei of mucous acinar cells are:

Select one of the following:

  • Flattened

  • Round (spherical)

  • Fragmented

  • Irregular

Explanation

Question 30 of 46

1

The serous crescents or demilunes of Giannuci are:

Select one of the following:

  • Serious cells in mixed acini

  • Mucous cells in mixed acini

  • Serous acini

  • Mucous acini

Explanation

Question 31 of 46

1

Which of the following staining is applied for visualization of the mucous acini:

Select one of the following:

  • Hematoxylin - Eosin

  • PAS Reaction

  • Sudan III

  • Silver Impregnation (With AgNO3)

Explanation

Question 32 of 46

1

The simple columnar secretory epithelium is found in:

Select one or more of the following:

  • Ducts of exocrine glands

  • Stomach

  • Small Intestine

  • Large Intestine

  • Esophagus

Explanation

Question 33 of 46

1

Which of the following cells are specific for the transitional epithelium of Henle:

Select one or more of the following:

  • Basal

  • Cells with microvilli

  • Polyhedral

  • Superficial binucleate ("umbrella-like" cells)

  • Columnar ciliated

Explanation

Question 34 of 46

1

Which of the following features are specific for the stratified squamous non-keratinizing epithelium:

Select one or more of the following:

  • Convoluted basal membrane

  • Keratohyaline granules

  • Superficial cells with preserved nuclei

  • Presence of different in shape cells

  • Presence of nonliving keratinized cells

Explanation

Question 35 of 46

1

Which of the following features are specific for the stratified squamous keratinizing epithelium:

Select one or more of the following:

  • Convoluted basal membrane

  • Keratohyaline

  • Superficial cells with preserved nuclei

  • Presence of different in shape cells

  • Presence of columnar ciliated cells

Explanation

Question 36 of 46

1

Which of the following features are specific for the serous acini:

Select one or more of the following:

  • Cells with flattened nuclei

  • Cells spherical nuclei

  • Wide lumen

  • Basophilic cytoplasm

  • Narrow Lumen

Explanation

Question 37 of 46

1

Which of the following features are specific for the mucous acini:

Select one or more of the following:

  • PAS positive reaction

  • Cells with flattened nuclei

  • Cells with spherical nuclei

  • Narrow lumen

  • Wide lumen

Explanation

Question 38 of 46

1

Which of the following features are specific for the exocrine glandular epithelium:

Select one or more of the following:

  • The secretory cells are arranged in groups, follicles or strands.

  • The secretory product is transported to a surface

  • Releasing of hormones

  • Presence of capillary network surrounding the cells

  • Secretion of enzymes

Explanation

Question 39 of 46

1

Which of the following features are specific for the endocrine glandular epithelium:

Select one or more of the following:

  • Lack of excretory ducts

  • The secretory product is transported to a surface

  • Presence of myoepithelial cells

  • Presence of excretory system

  • Releasing of hormones

Explanation

Question 40 of 46

1

Which of the following substances are designed as keratin precursors:

Select one or more of the following:

  • Glycogen

  • Tonofibrils

  • Mucopolysaccharide

  • Keratohyaline

  • Eleidin

Explanation

Question 41 of 46

1

Which of the following features are specific for the stratified squamous non-keratinizing epithelium of cornea:

Select one or more of the following:

  • Non-convoluted basal membrane (lamina)

  • Convoluted basal membrane (lamina)

  • 20 - 30 layers of cells

  • 10 layers of cells

  • Synthesis of keratin

Explanation

Question 42 of 46

1

Which of the following cells are present in the simple columnar resorbtive epithelium:

Select one or more of the following:

  • Basal (germinative)

  • Columnar cells with microvilli

  • Goblet cells

  • Binucleate ("umbrella-like" cells)

  • Ciliated cells

Explanation

Question 43 of 46

1

Which of the following features are specific for the epithelial tissue:

Select one or more of the following:

  • Is found as packing between organ structures

  • Is covering the hollow organs

  • The cells posses an apical and basal portions (part)

  • Presence of numerous nerves and nerves endings

  • Presence of abundant intercellular substance

Explanation

Question 44 of 46

1

The main functions of the epithelial tissue are:

Select one or more of the following:

  • Contractile

  • Covering

  • Supporting

  • Secretory

  • Resorbtive

Explanation

Question 45 of 46

1

Which of the following features are specific for covering type of epithelium:

Select one or more of the following:

  • The cells posses an apical and basal portions (part)

  • The cells are arranged in single or multiple layers

  • There are specializations of the cell surface

  • The cells are arranged in isogenous groups

  • The cells posses high phagocytic activity

Explanation

Question 46 of 46

1

Which of the following features are specific for the pseudostratified columnar ciliated epithelium.

Select one or more of the following:

  • Convoluted basal membrane (lamina)

  • Presence of ciliated cells

  • Presence of goblet cells

  • All cells are adjacent to the basal lamina

  • Presence of cells with microvilli

Explanation

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