Chapter 6 The Integumentary System

Chapter 6 The Integumentary System

1. In the adult human body, the skin makes up about of body weight

(A) 6% (B) 16% (C) 26% (D) 36 %

Ans B Diff Medium Page 180

2. Dermal papillae the strength of the connection between the epidermis and dermis

(A) Increases (B) Decreases (C) Neutralizes

(D) None of above

Ans A Diff Medium Page 182

3. The stratum lucidum is a smooth, seemingly translucent layer ofthe epidermis

(A) Stratum lucidum

(B) Stratum granulosum

(C) Stratum coneum

(D) None of above

Ans A Diff Easy Page 185

4. The is a layer directly below the dermis and serves to connect the skin to the
underlying fascia (fibrous tissue) of the bones and muscles

(A) Hypodermis

(B) Reticular layer (C) Papillary layer (D) None of above

Ans A Diff Medium Page 186

5. Eumelanin exists as , whereas pheomelanin provides a red color

(A) Black

(B) Brown
(C) Green

, (D) A and B
Ans D Diff Easy Page 188
6. Albinism is a genetic disorder that affects (completely or partially) the coloring of .

(A) Skin (B) Hair (C) Eyes

(D) All of above

Ans D Diff Medium Page 190
7. Which of the following is not accessory structure of the skin? (A) Hair

(B) Nails

(C) Sweat glands

(D) None of above
Ans D Diff Hard Page 192
8. The medulla forms the central core of the hair, which is surrounded by the . (A) Cortex

(B) Cuticle

(C) Follicle

(D) None of above
Ans A Diff Medium Page 192
9. The hair follicle is made of multiple layers of cells that form from basal cells in the .
(A) Hair matrix

(B) Hair root
(C) Both of
above
(D) None of
above
An C Diff Hard Page 193
s
10. The catagen phase of hair growth lasts only , and marks a transition from the hair
follicles active growth
(A) 1 to 2 weeks