Dermis

Q.

What Is the strongest muscle in the female body?

Q. The tissue which protects the entire animal body is called ________.

1. epithelial tissue
2. parenchyma tissue
3. sclerenchyma tissue
4. meristematic tissue

Q.

What happens if the shape of a protein is altered?

Q.

What is the denaturation of proteins?

Q.

Brief about nails.

Q. What results in the contraction of arrector muscles?

1. Hair Growth.
2. Graying of hair
3. Goose Flesh
4. Hair Fall.

Q.

Inner most layer of the epidermis is ___________.

Q.

Which of the following muscle is responsible for the 'goosebumps’?

1. Intercostal muscle

2. Cardiac muscle

3. Flexor muscle

4. Arrector muscle

Q. All the following structures are present in the dermis, except?

1. Blood vessels
2. Nerve fibres
3. Hair follicles
4. Keratin

Q.

Layer under epidermis that contains connective tissue, hair follicles, sweat glands and nerve endings is known as:

1. epidermis

2. dermis

3. receptors

4. sensory cell

Q. Study the diagram given below and then answer the questions that follow:​
(b) Name the parts labelled $1,2,3\text{and}4$.

Q. Blood vessels and nerve endings are present in the ___of the skin.

Q.

Opposite words :- a) Dead - b) Detached - c) Stiff - d) Hind - e) Narrow

Q. Which one of the following pairs include the abnormal conditions of skin pigmentation?​

1. Leukoderma, Ringworm​
2. Albinism, Leukoderma​
3. Rickets, Baldness​
4. Baldness, Albinism​

Q.

The dermis is very thick on palms and soles.

1. True
2. False

Q.

Which of these is a living cell?

1. Tracheid

2. Xylem vessel cell

3. Xylem parenchyma cell

4. Xylem sclerenchyma cell

Q.

What happens as a result of the contraction of arrector muscles?

1. Graying of hair

2. Hair Growth

3. Goose Flesh

4. Hair Fall

Q.

The epidermis is a layer of__i__ tissue and the dermis is a layer of__ii__ tissue.

The information in which alternative completes the given statement.

1. 

2. 

3. 

4. 

Q. why muscle tissue get fatigue soon?

Q.

Add one more term to the set.

Sieve elements, parenchyma, sclerenchyma, _______________.

Q.

Which of the following is not associated with the dermis?

1. Blood vessels

2. Nerve fibres

3. Keratin

4. Sweat glands

Q.

The ‘goosebumps’, which is experienced during winter, or any emotion is caused by the contraction of which of the following muscle?

1. Cardiac muscle
2. Arrector muscle
3. Flexor muscle

4. Intercostal muscle

Q. Enumerate in a tabular form the different structures found in the epidermis and dermis of the human skin. <!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--> [Review Questions - Pg No.134 - LAQ - 1]

Q. Which region of dermis consists of nerve endings and sensory corpuscles?

1. Cutaneous region
2. Malpighian region
3. Papillary region
4. Granular region

Q. The layer of skin present below epidermis is ____________.

1. Smooth tissue
2. Permanent tissue
3. Dermis
4. None of the above

Q. The mammalian epidermis in sequence from exterior to interior is
(i) Stratum corneum
(ii) Stratum lucidum
(iii) Stratum spinosum
(iv) Stratum granulosum

1. (i), (ii), (iii), (iv)
2. (iii), (ii), (i), (iv)
3. (i), (ii), (iv), (iii)
4. (iii), (i), (ii), (iv)

Q.

Blood vessels and nerve endings are present in the ___ of the skin.

Q. Stratum germinativum is basal layer of dividing cells of compound epithelium. This is present at which of the following locations ?
a) Palm of hand & soles
b) Surfaces that resist abrasive influence of environment.
c) Tubular parts of nephron
d) Surfaces involved in diffusion
Choose the correct option

1. (a) & (b)
2. (b) & (c)
3. (c) & (d)
4. (a), (c) & (d)

Q. Stratum corneum of the epidermis consists of raised processes called papillae.

1. True
2. False

Q.

The ‘goosebumps’ which is experienced during winter or any emotion is caused by the contraction of which of the following muscle?

1. Intercostal muscle

   
   
2. Cardiac muscle
3. Arrector muscle
4. Flexor muscle