Derivatives of Skin

Q.

Which of the following is not a derivative of skin?

1. Thyroid gland

2. Sebaceous glands

3. Mammary glands

4. Sweat Glands

Q. Hair, nails, sebaceous glands, sweat glands and mammary glands belong to which category?

1. Skin proper
2. Derivatives of skin
3. Epidermis
4. Dermis

Q.

Hair and nails are dead derivatives of the skin.

1. True
2. False

Q.

Which of the following are not derivatives of the skin?

1. Mammary glands

2. Hair

3. Nails

4. Endocrine glands

Q. Hair, nails, sabeceous glands, sweat glands, mammary glands belongs to which category?

1. The skin proper
2. Dermis
3. Derivatives of skin
4. Epidermis

Q.

Mammary glands in mammals are modified into?

1. sweat glands

2. sebaceous glands

3. lacrimal glands

4. preen glands

Q.

Which of the following is not a derivative of skin?

1. Sebaceous gland

2. Brunner's glands

3. Sweat gland

4. Hair

Q. A prolonged inactive state of animals during hot and dry seasons is called .

1. hibernation
2. aestivation
3. dormancy

Q. Snakes regularly protrude their tongue as the latter is

1. Sensory
2. Catches small insects
3. Excretory
4. Dissipates body heat

Q. Write a note on any three glands present in skin.

Q. Vitamin D is prepared by our body in the presence of sunlight.

1. True
2. False

Q.

Which of the following is not a derivative of skin?

1. Thyroid gland

2. Sweat gland

3. Sebaceous gland

4. Mammary gland

Q. A prolonged inactive state of animals during hot and dry seasons is called .

1. aestivation
2. hibernation
3. dormancy

Q. Assertion :Mammary glands are apocrine glands. Reason: The distal part containing secretory granules break down and leaves as a secretion.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

Q. Match the functions of the skin to their feature that describes it.

1. Sweat production
2. Vasodilation
3. Pressure receptors
4. Shield from UV rays

Q. Assertion :Mammary glands are apocrine glands. Reason: The distal part containing secretory granules break down and leaves as a secretion.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

Q. maintains a stable internal environment in an organism.

1. Homeostasis
2. Reproduction
3. Digestion
4. Epistasis