10 public questions tagged with this topic.
The immune system consists of specialized organs (like the thymus, spleen, and lymph nodes), cells (like WBCs), and proteins that work together to defend the body.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Immune System - Lymphoid Organs Cells Antibodies - CMI HMI
The thymus is the primary organ responsible for the maturation of T-lymphocytes.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Immune System - Lymphoid Organs Cells Antibodies - CMI HMI
Interferons are proteins produced by virus-infected cells to prevent the spread of viral infections.
Ref: NCERT Class 12 Biology Chapter 7: Human Health and Disease Immune System - Lymphoid Organs Cells Antibodies - CMI HMI
Aldosterone increases sodium reabsorption, which helps retain water and maintain blood pressure.
Ref: NCERT Class 11 Biology Chapter 19: Chemical Coordination and Integration Adrenal Gland - Cortex and Medulla
Bowman’s capsule, along with the glomerulus, filters blood plasma to form the initial filtrate.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Nephron Structure - Tubules PCT Loop of Henle DCT Collecting Duct
The distal convoluted tubule plays an essential role in pH regulation by secreting hydrogen ions.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Nephron Structure - Tubules PCT Loop of Henle DCT Collecting Duct
The collecting duct plays a major role in the final concentration of urine by reabsorbing water under the influence of ADH.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Nephron Structure - Tubules PCT Loop of Henle DCT Collecting Duct
The proximal convoluted tubule reabsorbs essential nutrients like glucose, amino acids, and sodium ions.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Nephron Structure - Tubules PCT Loop of Henle DCT Collecting Duct
Secretion of ions and waste products occurs in both the proximal and distal convoluted tubules.
Ref: NCERT Class 11 Biology Chapter 16: Excretory Products and their Elimination Nephron Structure - Tubules PCT Loop of Henle DCT Collecting Duct
Neutrophils are the most abundant WBCs, constituting about 60-65% of total WBC count.
Ref: NCERT Class 11 Biology Chapter 15: Body Fluids and Circulation Lymph and Circulatory Pathways
