Science Ch 12 Study Guide

The _______ is the largest organ.

• skin

• brain

• heart

• kidney

The top layer of skin is the ________.

• epidermis

• dermis

The "under layer" or second layer of skin is the ________.

• epidermis

• dermis

Our skin is made for ________.

• protection

• color

• beauty

• breathing

The skin keeps out __________ and keeps water in.

• germs

• water

• air

• blood

The skin keeps germs out and keeps ________ in

• air

• water

• soup

• hair

___________ is the coloring in the skin and is found in the ________ layer.

• melanin; epidermis

• melanin; dermis

• pore; epidermis

• pore; dermis

Fingerprints are found in the _________.

• epidermis

• dermis

• nerves

• sweat glands

Fingerprints help you ________.

• grip things

• type on a keyboard

• make smudges on windows

• do sign language

You will always have the same fingerprints.

• True

• False