BIOS251 Week 4 Integument Worksheet Latest

BIOS251 Anatomy & Physiology I with Lab

Week 4 Integument Worksheet

Question 1

Which of the following cells plays a role in skin color?

Keratinocytes

Langerhans cells

Melanocytes

Merkel cells

Fibroblasts

Question 2

Which epidermal layer of the integument includes stem cells that continually undergo cell division?

Stratum Basale

Stratum Spinosum

Stratum Granulosum

Stratum Luciidum

Stratum Corneum

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Question 3

Which of the following is NOT considered one of the contributors to skin color?

Carotene

Melanin

Hemoglobin

Chlorophyll

Buildup of bilirubin

Question 4

Which of the following glands is responsible for sensible perspiration?

Apocrine glands

Eccrine glands

Sebaceous glands

Ceruminous glands

Holocrine glands

Question 5

What criteria are used to distinguish between thin and thick skin? (More than one answer may be correct.)

Presence of adipose tissue

Presence of blood vessels

Presence of hair

Presence of Stratum Spinosum

Presence of Stratum Lucidum

Question 6

All of the following are functions of the skin EXCEPT:

Thermoregulation

Synthesis of Vitamin K

Protection

Excretion

Blood reservoir

Question 7

Which of the following tissue layers would be affected by a second degree burn?

Epidermis only

Dermis only

Hypodermis only

Epidermis and Dermis

Epidermis, Dermis, and Hypodermis

Question 8

Squamous cell carcinoma arises from cancer cells invading the Stratum ____________.

Spinosum

Corneum

Basale

Lucidum

Granulosum

Question 9

Damage to which of the following structures will prevent nail growth?

Nail root

Nail body

Nail matrix

Eponychium

Hyponychium

Question 10

In the figure below, which number corresponds to the cortex of the hair?