V1A 28-02

• Biologie
• Middelbare school
• vwo
• Leerjaar 1

Planning for today

• Quiz to refresh your memory
  
• Assignment pigment

All your senses together form the ...

1. nervous system
2. sensory system
3. brain system
4. sense canal

Sense organs send signals through the nerves to the ...

1. eyes
2. ears
3. brain
4. muscles

How do you call the signals the sense organs send out?

1

5

4

6

2

3

10

Muscle 

 Axon

Sensory cells

Interneuron 

 Sensory neuron

Motor neuron

central nervous system

The corneal layer consists of dead cells

1. True
2. False

The sense receptors are located in
the basal layer

1. True
2. False

The basal layer makes new cells by
dividing of cells

1. True
2. False

Poster assignent (20 min)

Why are there so many different skin colors?

• Find information online why and how we have so many different skin colors. 
• Make a small poster to explain
• Find information on how we can protect our skin. 
• Work in groups of 2

Homework

5.2: Touch

Ex. 1,2,3 abc