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प्रश्न
Put a tick mark (✓) against the most appropriate alternative in the following statement :
The kidneys are made up of tiny tubular units called :
विकल्प
glomerulus
nephrons
capillaries
neurons
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उत्तर
nephrons
APPEARS IN
संबंधित प्रश्न
Name the following:
Cortical portions projecting between the medullary pyramids in the human kidney.
Tick the most appropriate answer.
Plants maintain the concentration of sap inside their body with
Choose the correct answer:
Orinithin cycle operates in ________
Differentiate between:
Excretion and Secretion.
Explain the Term: Tubular reabsorption
Give Technical Terms:
Name three substances that are reabsorbed from the renal tubules by the secondary capillaries
Choose the Odd One Out:
Choose the correct option.
Bowman’s capsule is located in kidney in the _______.
Structural unit of kidneys are ______.
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.
