Macula densa refers to . . . . . . .
- ASpecialized squamous cells having footlike pedicels
- BDensely packed cells present in the wall of beginning part of $DCT$
- CCapillary network around Henle's loop of Juxtamedullary nephrons
- DModified smooth muscle cells in wall afferent arteriole
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Both Angiotensin-$II$ and $\text{ADH}$ can $..........$
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View SolutionSelect the correct option with respect to the following statements:
$(a)$ Angiotensin $II$ constricts arterioles in the kidney to reduce blood flow and decreases blood pressure when blood flow to the afferent arteriole decreases.
$(b)$ Angiotensin $II$ stimulates the adrenal cortex to release aldosterone for more absorption of $Na^+$ and $Cl^-$ ions in the $DCT$.
$(c)$ Blood osmolarity varies with the secretion of aldosterone and $ANP$.
$(a)$ Angiotensin $II$ constricts arterioles in the kidney to reduce blood flow and decreases blood pressure when blood flow to the afferent arteriole decreases.
$(b)$ Angiotensin $II$ stimulates the adrenal cortex to release aldosterone for more absorption of $Na^+$ and $Cl^-$ ions in the $DCT$.
$(c)$ Blood osmolarity varies with the secretion of aldosterone and $ANP$.
Which of the following does not favour the formation of large quantities of dilute urine?
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View SolutionWhich hormone stimulates the reabsorption of water from the glomerular filtrate?
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