PCT is lined by brush-bordered columnar ...

PCT is lined by brush-bordered columnar epithelium . Why ?

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**Step-by-Step Solution:** 1. **Understanding the Structure of PCT:** - The Proximal Convoluted Tubule (PCT) is a part of the nephron in the kidneys. It is responsible for reabsorbing essential substances from the filtrate back into the blood. 2. **Identifying the Type of Epithelium:** - The PCT is lined by brush-bordered columnar epithelium. This type of epithelium has microvilli on its surface, which gives it a "brush border" appearance. ...

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Assertion :- Proximal convoluted tubule is lined by brush-bordered cuboidal epithelium. Reason :- PCT is main site of selective reabsorption of useful material from nephric filtrate.

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion .

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion

If Assertion is True but the Reason is False.

If both Assertion & Reason are false.

Brush border columnar epithelium is the lining of

Stomach

Oesophagus

Proximal convoluted tubules

Small intestine

Assertion : Columnar epithelium lining the intestinal mucoas appears to have a brush like appearance. Reason : A large number of microvilli are present on brush borderes columnar epithelium.

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

If both the assertion and reason are true but the reason is not a correct explanation of the assertion

If the assertion and reason are false

If the assertion is false but reason is true