The three vital functions

Nutrition

- Digestive system . - Circulatory system . - Respiratory system . - Excretory system.

Reproduction

Female and male reproductive system.

Interaction

- The nervous system.

Central nervous system

Sinal cord

Controls reflex actions.

Subtema

Cerebrum: processing information ,thinking ,learning...

Cerebellum: Balance and cordination.

Brain stem: involuntary actions such as: Heart beating, bleanking, digestion.

Peripheral nervous system

It is made up of: nerves - neurons.

Function : Transfer information from the brain thrughthe nervous system.

The senses

Sight

Smell

Hearing

Taste

Touch

Locomotor system

Bones

Muscles

Topic principal

By : Marina Lozano.

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