Quiz: Histology — AUA MCQ

The cell of gastric gland responsible for secretion of hydrochloric acid is:

A Chief cell B Parietal cell C Mucous neck cell D Endocrine cell

As regard the filiform papillae which is wrong

A They are conical in shape B They are covered by keratinized epithelium C They are in contact with Von-Ebner glands D They have no taste buds

As regard serous acini which is true

A They have large diameter and wide lumen B They are surrounded with many basket ells C They have non-clear boundaries D They have flat nuclei

As regard the hepatocytes which is true

A They are arranged in groups B They are polyhedral with large rounded vesicular nuclei C They face bile canaliculi on both sides D They lack sER

The exocrine pancreas has:

A Serous acini B Mixed acini. C Centro-acinar cells. D a& c.

Which is false as regard the Von Ebner's glands

A They are serous glands B he acinar cells are basophilic C They are found near the tip of the tongue D They are related to the circumvellate papillae

In the wall of GIT, Auerbach plexus is found in

A Lamina propria B Submucosa C Between the two layers of muscularis mucosad D Between the two layers of muscularisexterna

As regard the DNES cells which is false

A They are also called the APUD cells B They have supranuclearsecretory granules C They have paracrine function D They are stained by silver

To increase the absorptive surface of small intestine:

A The mucous membrane is thrown into circular folds. B It has many glands present in the submucosa C The mucous membrane shows many villi D a & c.

The intestinal villi:

A Are cylindrical invagenation of the mucous membrane B Cylindrical evagenation (projections) of the mucous membrane. C They are responsible for intestinal digestion. D They have many paneth cells

The intestinal crypts:

A Are cylindrical invagenations of the mucous membrane B Are simple tubular glands C Lie at the bases of the villi D All the above.

Taste buds are:

A Sensory receptors. B In the four types of lingual papillae. C All of the above. D None of the above.

Parietal cells produce:

A HCI B Pepsinogen C Lyzozyme D All of the above

Meissner’s plexus is found in

A Lamina propria B Between the 2 layers of mucularis mucosa C Submucosa D Between the 2 layers of muscularis externa E Serosa

Taste buds are found in the following sites EXCEPT

A Filiform papillae B Fungiform papillae C Circumvallate papillae D Papilla foliate E B and C

The supporting cell of the liver containing fat soluble vitamin A is

A Von kupffer cell B ITO cell C Plasma cell D Lymphocyte E Hepatocyte

The followings are histological characteristic features of fundic gland EXCEPT:

A Branched tubular glands B Crowded C Long D Short gastric pits E No peptic cells

The following statements about small intestine is true EXCEPT

A Bruner’s glands arepresent in the jejunum B Peyer’s patches are prominant in ileum C Auerbach’s plexus is present between the inner and outer muscle layer D The ileum dose not contain bruner’s gland E Jejunal villi are longer than other small intestinal villi

The following statements about the parotid gland is true EXCEPT:

A It has well developed duct system B It produces about 25% of all salivary secretion C Its secretion contain antibacterial substances D It is predominantly composed of serous acini E Its acini have centro-acinar cells

The inner side of lip is lined by:

A Non-keratinized stratified squamous epithelium B Stratified columnar squamous epithelium C Simple columnar epithelium D Simple squamous epithelium E Keratinized stratified squamous epithelium

Which of the following represents the exocrine pancreas?

A Acini B Alpha cells C Delta cells D Islets of Langerhans E Beta cells

Which structure is in the middle of the hepatic lobule?

A Central vein B Portal vein C Hepatic artery D Portal triad E Sinusoids

The fundic gland contains:

A Paneth cells. B Principle cells. C Oxyphil cells D Somatotropic cells E Oxyntic cells.

Auerbach’s plexus is present in:

A Submucosa. B Adventitia. C Mucosa. D Muscularis mucosa. E Between the inner and outer muscle layers.

Cells of the small intestine include the following EXCEPT:

A Kupffer cells. B Absorptive cells. C Goblet cells. D Paneth cells. E M (Microfold) cells.

The pectinate line is found in:

A Duodenal mucosa. B Anal mucosa. C Gastric fundus. D Esophageal mucosa. E Rectal mucosa.

Each of the following statements concerning the teeth is true EXCEPT:

A Ameloblasts secrete the dentin. B The pulp contains blood vessels and nerve fibers. C The enamel is ectodermal in origin D The enamel is the hardest structure in the body. E The dentin is softer than enamel.

All the following about the parotid gland are true EXCEPT:

A It has a well-developed capsule. B It produces about 35% of all salivary secretions. C It has well developed duct system. D Predominantly composed of serous acini. E Its secretions contain lysozymes.

Which one is TRUE about the digestion of lipids:

A Chylomicrons are transferred to the ribosomes. B Digestion occurs mainly in the ileum. C Its digestion is mediated mainly by pancreatic lipase and bile. D Protease promotes the hydrolysis of lipids. E The hydrolyzed lipids actively cross the intestinal membranes.

All the following statements about the stomach is true EXCEPT:

A Chief cells secrete pepsinogen. B The pyloric musculosa is similar to that of the fundus. C Mucous neck cells are present in the upper parts of gastric glands. D The adventitia is coated with a mesothelium. E Parietal cells secrete hydrochloric acid.

All the following are true about the small intestines EXCEPT:

A Jejunal villi are longer than those of duodenum and ileum. B Peyer's patches are most prominent in the ileum. C The ileum does not contain Brunner's glands. D The musculosa of the duodenum has two layers. E Brunner's glands are present in the jejunum,

Hepatocytes are characterized by:

A One or two pale vesicular nuclei, B Absence of glycogen. C Surrounded by Bowman's membrane. D Contain few mitochondria. E Show cilia in the space of Disse.

Von Ebner glands are related to:

A Duodenal mucosa. B Fungiform papillae. C Circumvallate papillae. D Filiform papillae. E Olfactory mucosa.

All the following statements about the stomach are true EXCEPT:

A Chief cells are found in the base of the gastric gland. B Chief cells secrete the intrinsic factor. C Oxyntic cells secrete HCI. D Its mucosa contains gastrin (G) ceils. E The pyloric musculosa is thicker that of the fundus.

Which one of the following is TRUE about the small intestines?

A The ileum contains Brunner's glands. B Microfold cells are found in the ileum. C Peyer's patches are present in the jejunum. D Teniae coli are present in the duodenum. E Duodenal villi are longer than those of the jejunum.

The liver acinus is bounded by:

A Three adjacent central veins. B Three portal spaces (triads). C Two adjacent central veins. D Several portal spaces (triads). E Three adjacent portal veins.

The hard palate of the oral cavity is lined by:

A Stratified cubical epithelium B Stratified squamous non-keratinized epithelium C Stratified squamous keratinized epithelium D Stratified columnar epithelium E Pseudo stratified columnar epithelium

Which of the following is TRUE about mucous acini?

A produce watery secretion B Have deeply basophilic cytoplasm C Have rounded central nuclei D Have many basket cells E Their lumen is narrow

Blood vessels and nerves enter the tooth through:

A Cementum B Pulp C Enamel D Dentin E Root canal

Which of the following have 3 layers in the musculosa?

A Gastric Fundus B Jujenum C Duodenum D Large intestine E Gastric Pylorus

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