Integumentary System - Thomas C. Cario Middle School
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Transcript Integumentary System - Thomas C. Cario Middle School
Integumentary System
Welcome!
Get out:
◦ Color Coding Diagram
◦ Pen/Pencil
How do you care for your skin?
How do you care for your hair?
How do you care for your nails?
You
will find out how to keep
these body parts healthy!
First
you need to know the
structure of your hair, skin,
and nails and how each part
works!!!
1.
Integumentary System
◦Covers and protects body
◦Made up of skin, hair, and
nails
2.
Skin
◦Largest organ in body
◦Has nerve cells that help
detect pain, pressure, heat
cold, and touch
◦Protective layer from germs
◦Maintain a healthful
body temp.
◦Removes waste from
body
3.
Two Layers of Skin
◦Epidermis – outer layer which
is constantly shed and replaced
◦Dermis – layer below
epidermis that contains hair
follicles, glands, blood vessels
and nerves
Picture of your Skin!!!
4.
Melanin
◦Protects you from
ultraviolent radiation
◦Pigment that gives skin
its color
5.
Glands
◦Sweat glands – rids the
body of salt and helps cool
the body by releasing sweat
through pores
◦Sebaceous gland – oil
producing gland that protects
the skin
Sebum – oil produced by
sebaceous gland
6.
Nails
◦Composed of dead cells
and keratin, a tough
protein
7.
Hair
◦ Dead cells filled with keratin
◦ Protects skin and helps maintain
body temp
Goosebumps
Prevents loss of heat through
head
◦ Each hair grows in a hair follicle
◦8. Hair follicle – a
depression on the surface
of the skin that contains
nutrients needed for hair
to grow
9.
Problems of the Integ.
System
A.
Sunburn –
◦Caused by UV rays from the
sun
◦People with fewer amounts of
melanin are more likely to be
sunburned
◦Can be prevented by wearing
sunblock (at least SPF 30!!!)
B.
Skin Cancer
◦Also called melanoma
◦Can be obtained from the
sun
◦Studies have shown tanning
booths may cause skin
cancer
ABCD’s of Skin Cancer
A
– Asymmetry
◦ If your mole is NOT the same on
both sides, it could be cancerous
Normal-Most people
have moles and
nearly all of them are
harmless
B – Border Irregularity
◦ If the outside borders are shaped oddly,
the mole may be cancerous.
C – Color
◦ If your mole is black with a blueish tint,
it may be cancerous
D – Diameter
◦ Check for moles that are wider than ¼ of an
inch, or larger than the size of a pea.
C.
Acne
◦ Lesions on the skin filled with
excess oil and dirt which encloses
the skin’s pores.
◦ To prevent pimples:
Wash face daily with facial cleanser
that contains Benzoyl.
D.
Athlete’s Foot
◦ Fungal infection of the skin
between the toes
◦ Caused by sweating and heat
◦ Highly contagious
◦ Wear sandals or other foot
coverings when in locker room or
shower!
E. Ringworm
◦
◦
◦
◦
◦
Common fungal infection of skin
Ring-shaped
Scaly, blistery patches form
Itchy
Contagious! Be careful of locker rooms…
11.
Keeping the Integ. System
Healthy
A. Nails
◦ Clip regularly, clean dirt out under
nails
◦ Wear clean socks, avoid contact
with locker room floors, showers to
prevent athletes foot
B. Hair
◦
◦
◦
◦
Wash every day
Cut regularly
Avoid sharing hats or headgear
Brush hair
C. Skin
◦
◦
◦
◦
Use sunscreen
Don’t use tanning beds!
Use ACNE medication
Wash face and skin everyday when showering
12.
Deodorant
◦ Used to prevent excess sweating
and body odor smells
◦ Applied to armpits
◦ Look for a deodorant and
antiperspirant – prevents
sweating..
How I will Keep My Integumentary
System Healthy…
Hair –
Skin –
Skin on Face -
Nails -
1.
2.
3.
4.
5.
6.
7.
8.
Epidermis
Dermis
Blood Vessel
Hair
Pore
Nerve
Sweat Gland
Oil (Sebaceous) Gland