Chapter S System
Integumentary
LAYER
ACTS AS A PROTECTIVE
Elaine N .
Marieb
Pg . 131
, SKIN
protects your body against infection and extreme
temperatures maintains, balance of flids and even
your ,
synthesizes Vitamin D for personal use.
-
Accounts about 3-5 kg of body weight.
Hair nails sweet oilglands skin =
integumentry
-
Epidermis : made of statified squamous
epithelial tissue
Cell included :
-
-
Keratinocytes #
-
Melanocytes -
- Dendritic cells
-
Dermis : Below the epidermis where mostof the
,
work that skin does , get cone
.
ex Sweating Circulating blood touch feeling
, ,
Keratinocytes
the epidermis
Building blocks of Proteins
:-
properties
Keratin that helps
its give protective .
-
they are fied together by desmosomes for strength and,
in some
layers by fight junctions to hinder movement of water
between cell
s
-
They rub off and give us a new epidermis every 25-us days .
Melanocytes spider-shaped cell that synthesizes melamin
:
,
the that
pigment skin its color insidethe melanosomes
give
-
provides protection from damage caused by ultraviolet radiation.
Integumentary
LAYER
ACTS AS A PROTECTIVE
Elaine N .
Marieb
Pg . 131
, SKIN
protects your body against infection and extreme
temperatures maintains, balance of flids and even
your ,
synthesizes Vitamin D for personal use.
-
Accounts about 3-5 kg of body weight.
Hair nails sweet oilglands skin =
integumentry
-
Epidermis : made of statified squamous
epithelial tissue
Cell included :
-
-
Keratinocytes #
-
Melanocytes -
- Dendritic cells
-
Dermis : Below the epidermis where mostof the
,
work that skin does , get cone
.
ex Sweating Circulating blood touch feeling
, ,
Keratinocytes
the epidermis
Building blocks of Proteins
:-
properties
Keratin that helps
its give protective .
-
they are fied together by desmosomes for strength and,
in some
layers by fight junctions to hinder movement of water
between cell
s
-
They rub off and give us a new epidermis every 25-us days .
Melanocytes spider-shaped cell that synthesizes melamin
:
,
the that
pigment skin its color insidethe melanosomes
give
-
provides protection from damage caused by ultraviolet radiation.