Skin

Question 0

Structure of the skin

Answer 0

The skin is made up of two layers. They are the epidermis (outer layer) and the dermis (inner layer)

Question 1

The skin

Answer 1

The skin is the largest organ in your body. The skin is an excretory organ which means that it removes waste, such as water and salts (sweat), from the body

Question 2

The epidermis

Answer 2

The epidermal is made up of dead cells. The malpighian layer is the inside. It contains a pigment that protects us from the sun

Question 3

Dermis

Answer 3

Sweat glands remove water and salt (sweat) from the blood. The sweat escapes the body through the pores. Blood vessels (veins and arteries) supply the skin with oxygen and nutrients. Nerves allow us to feel sensations (hot, cold, pain). Oil glands produce oil to moisten the skin hairs help to keep are body warm. Fat cells insulate the body

Question 4

Functions of the skin

Answer 4

It removes sweat from the body. Maintains body heat (37 degrees C). The malpighian layer protects us from the sun, it protects us from micro-organisms entering the body and it lets us feel sensations. Vitamin D is made by the skin in sunlight

Question 5

Healthy skin

Answer 5

Wash body
don't touch spots
wash hands
eat healthy
avoid over-exposure to the sun
moisturise
get enough sleep
cleanse