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प्रश्न
Sweat contains water and ______.
उत्तर
Sweat contains water and salts.
Explanation:
Sweat helps regulate body temperature and excretes waste products like salts and urea through the skin.
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संबंधित प्रश्न
Give Technical Terms:
The pigments produced by the breakdown of haemoglobin in liver.
State the Location: Urinary bladder
Which one of the following substance is not a constituent of sweat?
Differentiate protonephridia from metanephridia.
The functional units of the kidney are called ______.
The bunch of capillaries inside the Bowman’s capsule.
Kidneys are reddish brown and
The maximum amount of electrolytes and water (70-80%) from the glomerular filtrate is reabsorbed in which part of the nephron.
Write one specific function each of the following organs in relation with excretion in human beings:
- Renal Artery
- Urethra
- Glomerulus
- Tubular part of nephron
Kidneys are vital organs for survival. Several factors like infections, injury or restricted blood flow to kidneys reduce the activity of kidneys. This leads to the accumulation of poisonous wastes in the body, which can even lead to death. In case of kidney failure, an artificial kidney can be used. An artificial kidney is a device to remove waste products from the blood through dialysis.
i. a. Name the artery that brings oxygenated blood to the kidney.
b. Name the cluster of the thin-walled blood capillaries present in the Bowman's capsule.
ii. In the human excretory system, name the organ which stores urine. Is this organ under hormonal control or nervous control?
iii. List two major steps involved in the formation of urine and state in brief their functions.
OR
iii. In which part of the nephron does selective reabsorption take place? List the factors which the amount of water reabsorbed depends on.
