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6.2 + 6.3 The skin + Nose and tongue
Today
Check what you remember from last week
Homework check + discuss questions
Explaination 6.2 and 6.3
Time to work on assignments 7, 8, 9 and 11
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Slide 1:
Tekstslide
Biologie
Middelbare school
vwo
Leerjaar 1
In deze les zitten
17 slides
, met
interactieve quizzen
en
tekstslides
.
Lesduur is:
80 min
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Onderdelen in deze les
Today
Check what you remember from last week
Homework check + discuss questions
Explaination 6.2 and 6.3
Time to work on assignments 7, 8, 9 and 11
Slide 1 - Tekstslide
Sense organs send signals through the nerves to the ...
A
eyes
B
ears
C
brain
D
muscles
Slide 2 - Quizvraag
Match the correct adequate stimulus to the sensory organ
Sound
Taste
Light
Smell
Slide 3 - Sleepvraag
What do we call the lowest intensity that can cause an impuls?
A
Adequate stimulus
B
Threshold value
C
impulse
D
habituation
Slide 4 - Quizvraag
If a stimulus does not go away for some time, it starts producing less impulses in the cell. What do we call this?
A
Adequate stimulus
B
Threshold value
C
impulse
D
habituation
Slide 5 - Quizvraag
After this lesson you'll know
The parts of the skin and their function
The parts of the nose and the tongue
How taste and smell works in your body
Slide 6 - Tekstslide
6.2 The skin
Slide 7 - Tekstslide
Epidermis
Corneal layer - dead cells
Basal layer - living cells that keep on dividing
Slide 8 - Tekstslide
Dermis
Blood vessel
Glands (klieren)
Muscles
Hair
Receptors + nerves
Slide 9 - Tekstslide
Sensory receptors
Slide 10 - Tekstslide
6.3 The nose
Slide 11 - Tekstslide
And the tongue
Slide 12 - Tekstslide
In which skin layer are the sensory receptors located?
A
Basal layer
B
Epidermis
C
Dermis
D
Corneal layer
Slide 13 - Quizvraag
Your skin is 33°C, you take a shower and the water temperature is 25°C. Which receptors will send an impulse to the brain?
A
Pressure receptor
B
Cold receptor
C
Heat receptor
Slide 14 - Quizvraag
Your nose plays an important role in how you taste things
A
True
B
False
Slide 15 - Quizvraag
You have different taste buds for every taste (sweet, salt, bitter, sour)
A
True
B
False
Slide 16 - Quizvraag
Let's do some work
Read
6.2 & 6.3 (page 56 until 59) in your (online) textbook
Make assignment
7, 8, 9 and 11 online
Slide 17 - Tekstslide
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