Functions of the Skin

Q.

What is the most sensitive organ in our body?

Q. What is areolar tissue?

Q. Which of the following is not a function of skin?

1. Protection from mechanical shocks

2. Synthesis of vitamin A, B & C

3. Prevention of the entry of disease-causing germs

4. Protection from ultraviolet rays

Q. Detail separate answer between epithelial tissue, connective tissue, muscular tissue and nervous tissue

Q.

How does skin assist in the process of excretion?

1. Through sweating

2. Through transpiration

3. By tanning

4. By wrinkling

Q.

Which of the following is a function of skin?

1. Temperature regulation

2. Synthesis of vitamin D

3. Sensation

4. All of these

Q.

Why does epidermal tissue have no intercellular space?

Q.

Question 8

Which of the following is an incorrect statement about excretion?
(a) Excretion takes place in plants.
(b) Excretion takes place both in plants and animals.
(c) Excretion is the process of getting rid of excess water only.
(d) Secretion is one method of excretion.

Q. What you mean by Striated tissue or Stratified epithelial tissue?

Q.

The skin is able to synthesize Vitamin D when exposing to sunlight.

1. True

2. False

Q.

Melanin protects us from:

1. Infra-red rays

2. X-rays

3. UV rays

4. Visible ray

Q.

The skin colour is basically determined by the amount of melanin in the skin.

1. True

2. False

Q.

Vaccines are prepared from immune

1. Vitamins

2. Blood

3. Serum

4. Plasma

Q.

What does it mean by excretion? [2 MARKS]

Q.

A temporary mount of tissue is made in

1. Wax

2. Alcohol

3. Glycerine

4. Xylene

Q.

The malpighian layer is hard and resistant to bacterial invasion.

1. True
2. False

Q.

Why should we cover our bodies while going out in the sun?

Q. Cells of layer can actively divide to produce new cells.

1. granular
2. cornified
3. malpighian

Q. Label the parts numbered 1 to 3 in the given diagram and state their functions.

Q. How does our skin provide protection to our body against the following?
(b) Excessive loss of heat in severe cold.

Q. The cells of our skin are arranged in the form of layers. What is this type of tissue known as?

1. Simple squamous epithelium
2. Stratified squamous epithelium
3. Simple cuboidal epithelium
4. Simple columnar epithelium

Q.

Sebaceous glands produce an oily secretion called _________.

1. sebum

2. resin

3. saliva

4. lignin

Q.

Which of the following is not a function of the skin?

1. Storage of food

2. Providing grip

3. Digestion

4. Excretion

Q. Innate immunity is provided by ___.

1. Antibodies
2. Skin
3. B-cells
4. Mucus

Q. Which receptor in the skin is responsible for the sense of touch?
[1 Mark]

Q. Cross out the items in the following list which are not the functions of the human skin: ​
Sensation, respiration, storage of glycogen, excretion, digestion, temperature regulation, synthesis of vitamin D, secretion of hormone.​

Q.

Which of the following tissue forms the inner lining of blood vessels?

1. Nervous tissue

2. Epithelial tissue

3. Connective tissue

4. Muscular tissue

Q.

The skin produces _________ when exposed to sunlight.

1. Vitamin A

2. Vitamin C

3. Vitamin B

4. Vitamin D

Q. The cornified layer of skin is made up of dead cells composed of: ​

1. Endolymph​
2. Melanin​
3. Creatinine​
4. Keratin​

Q.

What is the reason for the coloration of the skin?