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प्रश्न
What is urethra?
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उत्तर
Urethra is the small opening that carries urine out of the body.
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संबंधित प्रश्न
Correct the following statements by changing the underlined words:
The normal pale yellow colour of the urine is due to the presence of the pigment Melanin.
The diagram given below is that of a structure present in a human kidney.
Study the same and answer the questions that follow:
1) Name the structure represented in the diagram
2) What is the liquid entering part ‘1’ called?
Name two substances present in this liquid that are reabsorbed in the tubule.
3) What is the fluid that comes to part ‘2’ called?
Name the main nitrogenous waste in it.
4) Mention the three main steps involved in the formation of the fluid mentioned in (iii) above
5) Name the substance which may be present in the fluid in part ‘2’ if a person suffers from Diabetes mellitus.
How are waste products excreted in Amoeba?
The substance which is not reabsorbed into the blood capillaries surrounding the tuble of a nephron is mainly:
(a) glucose
(b) amino acid
(c) urea
(d) water
Fill in the blank.
.................. produces bile pigments from the heamoglobin of broken RBCs.
Name the following:
The outer region of kidney containing the Bowman's capsule.
Name the following:
The part of kidney tubules where the term urine is first used for the fluid in it.
Define the following term:
Micturition
Define the following term :
Renal pelvis
Look at the figure given bellow, it is a section of human kidney as seen from the front.
Is it a longitudinal section or a cross-section?
Explain in your own words with suitable examples.
How is excretion in plants useful to human beings?
Choose the correct answer:
What happens if one kidney is removed from the body of human being?
Study the diagram given below and then answer the questions that follow:
 |
- Name the region in the kidney where the above structure is present?
- Name the parts labelled 1, 2, 3 and 4.
- Name the stages involved in the formation of urine.
- What is the technical term given to the process occurring in 2 and 3? Briefly describe the process.
Name the Following
The branch of renal artery which enters into Bowman’s capsule.
Give Technical Terms
The hormone that helps increase the reabsorption of water from the kidney tubules.
Complete the following sentence with appropriate word:
The U-shaped portion of a nephron located in the medulla region is called ______.
Identify the INCORRECT match.
Osmoregulation maintains the osmolarity of blood at about ______.
Bilirubin and Biliverdin are pigments which are ____________.
The process of removal of unwanted metabolic wastes from the body is called ______.
