The Skin (Integumentary System)

Question 1

Cutaneous Membrane

Answer 1

(the skin) covers the body surface

Question 2

Mucous Membrane

Answer 2

line body cavities open to the exerior

Question 3

Serous Membranes

Answer 3

line body cavities closed to the exterior

Question 4

Functions of the Skin

Answer 4

Protection
Regulating heat loss
Excretion
Protein Synthesis
Cutaneous Sensory Receptors

Question 5

Skin Colour- Melanin

Answer 5

Yellow to brown or black pigment

Protects against UV radiation damage

Question 6

Skin Colour- Carotene

Answer 6

Orange-yellow pigment contained in carrots and other, deep yellow vegetables

Question 7

Skin Colour- Hemoglobin

Answer 7

Crimson red pigment in RBCs

Question 8

Burns

Answer 8

Tissue damage and tissue death
Caused by excessive heat, electricity, UV, chemicals (acids)

Problems

• dehydration and loss of electrolytes
• infection later

Question 9

Degree Burns

Answer 9

First degree - Just epidermis
Second Degree - Reaching dermas
Third Degree - Hypodermous

Question 10

Skin Cancer

Answer 10

Most are benign - some are malignant and spread to lymphatic tissue and potentially the rest of the body

Risk factors

• excessive exposure to UV light
• Some chemicals - benzene