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प्रश्न
Differentiate between Afferent arteriole and Efferent arteriole.
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उत्तर
| Afferent arteriole | Efferent arteriole |
| It brings oxygenated blood into the kidney. | It carries deoxygenated blood away from the kidney. |
| It carries blood to the glomerulus of the nephron. | It takes the blood away from the glomerulus. |
| It has a larger diameter. | It has a narrower diameter. |
| It is a branch of the renal artery and so it carries blood containing more water and nitrogenous wastes. | Efferent arterioles join to form renal veins and so they carry filtered blood back to circulation, containing much less water and nitrogenous waste. |
संबंधित प्रश्न
Put a tick mark (✓) against the most appropriate alternative in the following statement :
Besides water, the urine mainly contains :
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Medulla of kidney passes urine into urinary bladder.
Differentiate between
bowman’s capsule and glomerulus.
Which segment is the site of secretion and regulated reabsorption of ions and pH homeostasis?
Identify the biological term
Each contains a glomerulus.
With regards to toxicity and the need for dilution in water, how different are ureotelic and uricotelic excretions? Give examples of animals that use these types of excretion?
What is tubular secretion? Name the substances secreted through the renal tubules.
Filtration of the blood takes place at ______.
What are the main processes of urine formation?
A large quantity of fluid is filtered every day by the nephrons in the kidneys. Only about 1% of it is excreted as urine. The remaining 99% of the filtrate ______.
