Pacinian corpuscles occur in the skin of certain parts of body in

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 Multiple Choice QuestionsMultiple Choice Questions

51.

In frog heart, there are cardiac muscles which consists of fibres called

  • Purkinje fibres

  • myonemes

  • telodendria

  • columnae carnae


52.

Malphigian tubules are

  • excretory organs of insects

  • excretory organs of frog

  • respiratory organs of insects

  • endocrine glands of insects


53.

Compond squamous epithelium is found in

  • stomach

  • intestine

  • trachea

  • pharynx


54.

Striped muscles are characterized by

  • syncytial 

  • spindle shape

  • uninucleate

  • none of these


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55.

Striped muscles are

  • anucleate

  • binucleate

  • uninucleate

  • syncytial


56.

Inner lining of blood vessels is formed by

  • ciliated epithelium

  • squamous epithelium

  • cubical epithelium

  • columnar epithelium


57.

Nucleated RBC is present in

  • man

  • rat

  • frog

  • rabbit


58.

In frog chromosome number is reduced to half

  • when 2nd polar body is separated

  • when 2nd polar body is divided

  • when 3rd polar body is separated

  • when 1st polar body is separated


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59.

The figure shows different human tissues labelled as A to D. Which option gives the correct identification of the label, its location and one feature.

  • D-Unicellular glandular epithelium, goblet cells, secrete saliva

  • B-Squamous epithelium, walls of blood vessels, form a diffusion boundary

  • A-Cuboidal epithelium, ducts of glands, secretion and absorption

  • C-Columnar epithelium, lining of stomach, secretion and absorption


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60.

Pacinian corpuscles occur in the skin of certain parts of body in mammals. These are

  • type of glands

  • pain receptors

  • naked tactile receptors

  • encapsulated pressure receptors.


D.

encapsulated pressure receptors.

Pacinian corpuscles occur in the skin of certain parts of the body in mammals. These are encapsulated pressure receptors. Pacinian corpuscles are very rapid adapting pressure receptors in subcutaneous adipose tissue of both hairy and hairless vertebrate skin. They are also found in joint capsules, tendons, etc.


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