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NEET - Grade 11 - Biology - Excretory Products and their Elimination - Importance and Snapshot of Excretory Product and their Elimination - Study ref# 791

Introduction: Animals accumulate ammonia, urea, uric acid, carbon dioxide, water and ions like , phosphate, sulphate, etc., either by metabolic activities or by other means like excess ingestion. These substances have to be remove... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Importance and Snapshot of Excretory Product and their Elimination - Study ref# 792

Following sections must be covered to understand the Excretory Product and Their Elimination: 1. Human Excretory System 2. Urine Formation 3. Function of the tubules 4. Mechanism of Concentration of the Filtrate 5. Regulation of ... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Target Setup for Excretory Product and their Elimination - Study ref# 793

Student requires to achieve the following milestones to get better grip over Excretory Product And Their Elimination. The milestones / targets are as follows:Starting Point: Days 0Test TypeAppear on TestTarget TestsScorePractice Test0... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4954

A notch present on the inner medial side of kidney is known as Answer:   The medial concave border of a kidney contains a notch known as hilus through which the renal artery enters and the renal vein and ureter leave the kidney. ... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4958

The basic functional unit of human kidney is Answer:   A nephron is a unit of structure and function in a kidney. Each kidney contains about a million nephrons. A nephron is a long tubule differentiated into Bowman’s capsule, PCT, loop... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4961

The number of nephrons in a kidney is equal to Answer:   Each nephron has a blind cup shaped structure called Bowman’s capsule. Bowman’s capsule encloses glomerulus and is a site of ultrafiltration. Therefore, the number of nephrons in... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4966

The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is Answer:   Net pressure gradient = Glomerular hydrostatic pressure – (Blood colloidal osmotic pressure + capsular hydrostatic pressure) ... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4968

Juxtaglomerular apparatus is made up of Answer:   Juxtaglomerular cells are the smooth muscle cells of both the afferent and efferent arterioles that are swollen and contain dark granules. These cells secrete renin. Macula densa are th... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4969

A large quantity of fluid is filtered everyday by nephrons in the kidneys but only about 1% of it is excreted as urine. The remaining 99% of the filtrate Answer:   A comparison of the volume of the filtrate formed per day (180 litre... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4972

The given figures shows reabsorption and secretion of major substances at different parts of the nephron. The movement of which of the following substances is wrongly depicted?       Answer:   NH3 is secrete... read more

NEET - Grade 11 - Biology - Excretory Products and their Elimination - Study ref# 4975

Long ducts of collecting tubules extend from Answer:   Long ducts of collecting tubules extend from cortex to inner part of medulla.  ... read more

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