Grade 7 Week 7 Home Economics Homework

Messages are carried back and forth between the brain and other parts of the body by

• the circulatory system
• respiratory tissue
• nervous tissue
• digestive tissue

.............. gives the information about the things that people touch.

• skin

• nose

• eye

_____ is the protective outer layer of the skin.

• Nerves

• Epidermis

• Dermis

• Blood vessels

_____ are also called sebaceous glands.

• Pore

• Melanin

• Oil glands

• Hair follicles

The _____ releases water and salt from the body in the form of sweat.

• dermis

• hypodermis

• muscle

• sweat glands

The ___ send messages to the brain so that the brain can react to protect the body.

• nerves

• melanin

• dermis

• hair follicle

The ___ is made up of fatty tissue.

• dermis

• nerves

• hypodermis

• hair follicle

The ____ is a tiny sac from which a hair grows.

• nerves

• pores

• hair follicle

• bones

The blood supplies the skin with food and _____ and carries waste products away.

• oxygen

• carbon dioxide

• hydrogen

• neon

Inside the skin cells we find _____ that gives the skin its colour.

• water

• blood

• sugar

• melanin