Latest questions in this category.
Urine primarily contains nitrogenous wastes such as urea, creatinine, and uric acid.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
Aldosterone is secreted by the adrenal glands, not the pituitary gland.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The renal corpuscle is composed of the glomerulus and Bowman’s capsule and is responsible for ultrafiltration.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The counter-current mechanism involving the Loop of Henle and vasa recta helps in concentrating urine by maintaining an osmolarity gradient.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The vasa recta maintains the osmotic gradient necessary for water reabsorption and urine concentration.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The vasa recta maintains the counter-current exchange system, helping in urine concentration.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The ascending limb of Henle’s loop is impermeable to water but actively transports sodium and chloride ions.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
A healthy adult excretes approximately 1.0-1.5 liters of urine per day.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
Glucose is normally reabsorbed in the proximal convoluted tubule and is absent in the urine under normal conditions.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
In healthy individuals, glucose is completely reabsorbed and is not present in urine under normal conditions.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
In healthy individuals, glucose is completely reabsorbed and does not appear in urine.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
The counter-current multiplier system, involving the Loop of Henle and vasa recta, helps concentrate urine by maintaining an osmotic gradient.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Concentration of Urine - Counter Current Mechanism
