Module 4 - Integument Flashcards
1
Q
what does skin do for us?
A
provides protection from abrasion, dyring and the sun.
It is a sensory organ - touch, hair
provides insulation
2
Q
integument communication
visual, cheimical, age
A
visual: appearance, health, vigor, sexual potency
Chemical: pheromones
Age: secondary sexual characteristics
3
Q
thermoregulation
A
sweat, capillaries
food for young, easily enabled energy supply
Source of vitamin D - produced by exposure to UV light
Respiration
4
Q
epidermis
A
ectodermal portion
5
Q
dermis
A
mesodermal portion
6
Q
Dermis bone
A
- Dermal bone
- intramembranous ossification
- bones of skull
- some pectoral girdle bones (clavicle)
- fish scales
- plates in turtles; amadillos
7
Q
A
