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प्रश्न
Comment on homeostasis.
उत्तर
Homeostasis: Maintenance of constant internal environment of the body by the different coordinating system.
संबंधित प्रश्न
Define Endocrine gland
Give an example of a blood pressure lowering hormone.
Give an example of androgens.
Fill in the blank:
Hormones are produced by ____________.
Mention which of the statements are true (T) and which are false (F). Give reason in support of your answer.
Harmones ‘obey’ the commands like ‘enough, slow down or ‘two little, speed up’
Mention three important differences between the action of hormones and that of nerves in the regulatory mechanism of our body.
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Example : glucose, starch, cellulose, calcium
Odd term : calcium Category : others are different types of carbohydrates
Insulin, Adrenaline, Pepsin, Thyroxine
Which one of the following statement is true/ false?
Islets of Langerhans are found in the brain.
Which one of the following statement is true/ false?
The pituitary gland is both exocrine and endocrine in function.
Define the following:
Exocrine gland
Name the hormones secreted by the following glands:
(i) Anterior pituitary
(ii) Testes
(iii) Ovary
(iv) Adrenal cortex
(v) Pancreas
Name the hormone responsible for the following function:
Ossification of bones
Make a table indicating the glands, hormones produced, their main functions and diseases caused due to their hypo and hypersecretions.
What is the chemical nature of hormone?
Why are hormones called ‘chemical messengers’?
What are the general properties of hormones?
Name the different endocrine glands found in the body of man.
Hormones are called ‘chemical messengers’.
Organs like the stomach and intestine are also endocrine glands. Why?
Give the Technical Term: Name a hormone which controls developments of male secondary sexual characters.
Give the Technical Term: Name the hormones which lead to the following condition: Growth of beard in women
Fill in the Blanks:
______ is called father of endocrinology.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Hormones are produced by endocrine gland.
Place the words at the bottom of the page next to the number that shows the location of the Endocrine Glands.
(1) ________
(2) ________
(3) ________
(4) ________
(5) ________
(6) ________
(7) ________
(8) ________
(9) ________
Pancreas Hypothalamus Pituitary Parathyroid Ovaries Adrenal Thyroid Thymus Testes
Study the diagram given below and then answer the questions that follow:
 |
- Name the cells of the pancreas that produce (1) glucagon (2) insulin.
- State the main function of (1) glucagon and (2) insulin.
- Why is the pancreas referred to as an exo-endocrine gland?
- Why is insulin not given orally but is injected into the body?
- What is the technical term for the cells of the pancreas that produce endocrine hormones?
- Where in the body is the pancreas located?
Choose the Odd One Out
Choose the Odd One Out
Which of the following hormone is not secreted under the influence of pituitary gland?
Spermatogenesis in mammalian testes is controlled by ______.
A pregnant female delivers a baby who suffers from stunted growth, mental retardation, low intelligence quotient and abnormal skin. This is the result of ______.
Write the role of oestrogen in ovulation?
Pineal gland is an endocrine gland, write its role.
Write a detailed account of gastro intestinal tract hormones.
Label the endocrine glands in the given figure.
Given below is the figure showing the human urinary system with structures labelled A to D. Select the option which correctly identifies them and gives their function.
Choose the odd one out from series and write the category of the remaining terms:
Define the following term:
Endocrine system
Distinguish between the following pair:
Enzymes and hormones (mode of transport and target organ)
