Question

section through skin
put the following terms into the correct positions on the diagram:
artery dermis fat cells oil gland epidermis hair muscle
capillaries hair sweat gland sweat pore hair follicle vein
use the terms above to fill in the gaps in the sentences below:
1 the ____________ produces a salty colourless liquid which passes through the ____________ onto the surface of the skin when we get too hot.
2 the ______________ produces a lubricant that keeps your skin soft and prevents your hair from becoming brittle.
3 the ____________ grows from a __________ (which can be found in the layer of skin called the ____________).
4 the ____________ is connected to the outer layer of the skin (called the ____________); at the other end it is connected to the hair follicle. when this muscle contracts the hair is pulled upright so it can trap more air and provide insulation.
5 an ____________ carries oxygenated blood from the heart and lungs; a __________ returns the oxygen - depleted blood back to the heart and lungs. these larger blood vessels are found in the __________ under the dermis. the cells of the skin are fed by smaller, thinner tubes called ____________.

Explanation:

1. Sweat glands produce sweat which is a salty, colour - less liquid that passes through sweat pores onto the skin when we are hot.
2. Oil glands produce a lubricant to keep skin soft and hair non - brittle.
3. Hair grows from a hair follicle which is in the dermis layer.
4. Hair muscle is connected to the epidermis and hair follicle and can pull hair upright for insulation.
5. Arteries carry oxygenated blood, veins carry de - oxygenated blood. Capillaries feed skin cells.

Answer:

1. sweat gland; sweat pore
2. oil gland
3. hair; hair follicle; dermis
4. hair muscle; epidermis
5. artery; vein; fat cells; capillaries