U5 B5 1HVTTO

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

B5 Behaviour

• Take off your jacket
• Put your things on your desk

       Book, notebook, pencil case

• Bag on the floor
  
• Read pages 118-121

Lessongoals

• You can explain what behaviour is
• You can explain what determines behaviour
• You can explain the difference between observation and interpretation of behaviour.

Today

• Recap
• What is behaviour?
• Observing behaviour
• Time for hw
  
• End

Wheel of homework

Go to Lessonup.app and use this code

Reward

Penalty

Impulses move through the axon of nerve cells.
Which arrow(s) show the right direction of an impulse?

1. Red
2. Blue
3. Both
4. Neither

How long can the axon of a nerve cell be?

What word is used for the signal that is transfered by nerves?
a(n) ......

1

2

3

4

Sound stimuli reach the ears

Sensory cells in the ear change stimuli into impulses

Impulses move through nerves, towards the brain

The person is aware of the sound

What is behaviour?

• All the actions an organism performs.
• Often a reaction to stimuli = response
• Fixed sequence of actions = chain of behaviour

Examples

• Eyes see candy = external stimulus
• Pick up and eat the candy = response

• Cat sees moving feathers = external stimulus
• Tries to catch feathers = response

• Bird feels need to reproduce = internal stimulus
• Bird sings = response

What is the use of behaviour?

Why behaviour?

• Survival

- Catching/finding food

- Avoid danger

• Reproduction

- Mating (rituals)

• Social

- Forming a group

- Working together

Motivation and behaviour:
What makes you (not) drink a glass of water?

Innate

Learned

Peeing

Writing

Breathing

Gaming

Walking (horse)

Walking (human)

Crying when hungry (baby)

Laughing

Singing (bird)

Singing (human)

Social behaviour

• Behaviour that reacts to other behaviour
• Signal = The behaviour triggering a response

           - Student raises hand = signal
           - Teacher speaks to student = response 

• Signals humans: expression, posture, gestures, language
• Signals animals: colors, sounds, scents, expression, posture

Observing behaviour

• Looking at behaviour = observing
• Understanding behaviour = interpreting
• Studying behaviour

       - Making an ethogram = observing
       - Making a protocol = observing
       - Drawing conclusions = interpreting
      

What you should do:

• Read pages  118-121
• Do asgmt  1-4, 6-8, 9c, 10c pgs. 121-125

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zs = Working in Silence

• No asking questions
• Silent, don't disturb anyone
  
• Stay at your  desk

What you should do:

• Read pages 118-121
• Do asgmt 1-4, 6-8, 9c, 10c pgs. 121-125

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zw = Working with whispering

• Teacher is available for questions
• Only whisper with the student next to you
• Stay at your  desk

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish