INTEGUMENTARY SYSTEM

Get Started. It's Free
or sign up with your email address
INTEGUMENTARY SYSTEM by Mind Map: INTEGUMENTARY SYSTEM

1. INTRODUCTION

1.1. largest system of the body

1.2. made of 2 parts

1.2.1. cutaneous membrane -(outer epidermis, inner epidermis)

1.2.2. accessory structure -(originate in the dermis)

1.3. subcutaneous layer

1.3.1. below the dermis

1.4. function

1.4.1. protection

1.4.2. maintain body temperature

1.4.3. synthesize vitamin D3

1.4.4. stores lipid

2. EPIDERMIS COMPOSED OF STRATA WITH VARIOUS FUNCTION

2.1. stratum germinativum

2.2. stratum spinosum

2.3. stratum granulosum

2.4. stratum lucidum

2.5. stratum corneum

3. FACTORS INFLUENCING SKIN COLOUR

3.1. pigments

3.1.1. carotene

3.1.2. melanin

3.2. blood circulation (red blood cells)

3.3. function of melanocytes

3.3.1. protect skin from sun damage

3.3.2. skin colour depends on melanin production

3.4. capillaries & skin colour

3.4.1. oxigenated red blood contributes to skin colour

3.4.2. cyanosis

4. EFFECT OF SUNLIGHT ON SKIN

4.1. skin cancer

4.1.1. basal cell carcinoma

4.1.2. malanoma

5. DERMIS

5.1. papillary layer

5.2. reticular layer

6. HYPODERMIS

6.1. connect dermis to underlying tissue

6.2. stabilizes the skin

6.3. has few capillaries, no vital organs

6.4. deposit of subcutaneous fat

7. HAIR

7.1. composed of keratinized dead cells

7.2. hair, hair follicles, sebaceous gland, sweat glands, nails

7.3. to protect & insulate

7.4. hair colour produced by melanocytes

8. SEBACEOUS GLAND

8.1. simple branched alveolar glands

8.2. sebaceous follicle

9. SWEAT GLANDS

9.1. merocrine sweat glands

10. NAILS

10.1. keratinized epidermal cell

10.2. protect fingers & toes

10.3. nails production - nail root

11. INTEGUMENT INJURY

11.1. several steps involved in repairing

11.2. classification of burn

11.2.1. first-degree burn

11.2.2. second-degree burn

11.2.3. third-degree burn

12. EFFECTS OF AGING

12.1. sensitivity of immune system reduced

12.2. muscle become weaker, bone strength decrease

12.3. skin become dry & often scaly

12.4. hair thins & changes colour

12.5. sagging & wrinkling of skin

12.6. ability to lose heat decrease

12.7. skin repair proceed slowly

13. PROVIDE PROTECTION FOR OTHER BODY SYSTEM

13.1. skeletal system

13.2. muscular system

13.3. nervous system

13.4. endocrine system

13.5. cardiovascular system

13.6. lymphatic system

13.7. respiratory system

13.8. digestive system

13.9. urinary bladder

13.10. reproductive system