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NCERT solutions Biology Textbook for Class 11 chapter 22 Chemical Coordination and Integration

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Chapter 22 - Chemical Coordination and Integration

Pages 341 - 342

Define Exocrine gland

Q 1.1 | Page 341 | view solution

Define Endocrine gland

Q 1.2 | Page 341 | view solution

Diagrammatically indicate the location of the various endocrine glands in our body.

Q 2 | Page 341 | view solution

List the hormones secreted by the following:

(a) Hypothalamus

(b) Pituitary

(c) Thyroid

(d) Parathyroid

(e) Adrenal

(f) Pancreas

(g) Testis

(h) Ovary

(i) Thymus

(j) Atrium

(k) Kidney

(l) G-l Tract.

Q 3 | Page 341 | view solution

Fill in the blanks:

Hormones                           Target gland

Hypothalamic hormones __________________

Q 4.1 | Page 341 | view solution

Fill in the blanks:

Hormones                           Target gland

Thyrotrophin (TSH) __________________

Q 4.2 | Page 341 | view solution

Fill in the blanks:

Hormones                           Target gland

Corticotrophin (ACTH) __________________

Q 4.3 | Page 341 | view solution

Fill in the blanks:

Hormones                           Target gland

Gonadotrophins (LH, FSH) __________________

Q 4.4 | Page 341 | view solution

Fill in the blanks:

Hormones                           Target gland

Melanotrophin (MSH) __________________

Q 4.5 | Page 341 | view solution

Write short notes on the functions of the following hormones,

(a) Parathyroid hormone (PTH)

(b) Thyroid hormones

(c) Thymosins

(d) Androgens

(e) Estrogens

(f) Insulin and Glucagon

Q 5 | Page 341 | view solution

Give example(s) of Hyperglycemic hormone and hypoglycemic hormone

Q 6.1 | Page 341 | view solution

Give example(s) of Hypercalcemic hormone

Q 6.2 | Page 341 | view solution

Give example(s) of: Gonadotrophic hormones

Q 6.3 | Page 341 | view solution

Give example(s) of: Progestational hormone

Q 6.4 | Page 341 | view solution

Give example(s) of: Blood pressure lowering hormone

Q 6.5 | Page 341 | view solution

Give example(s) of:  Androgens and estrogens

Q 6.6 | Page 341 | view solution

Which hormone deficiency is responsible for the following?

(a) Diabetes mellitus

(b) Goitre

(c) Cretinism

Q 7 | Page 342 | view solution

Briefly mention the mechanism of action of FSH.

Q 8 | Page 342 | view solution

Match the following:

  Column I   Column II
a T4 1 Hypothalamus
b PTH 2 Thyroid
c GnRH 3 Pituitary
d LH 4 Parathyroid
Q 9 | Page 342 | view solution

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