6.3 - Nose and tongue

Today's lesson
1. Review a few HW questions
2.Review 6.1 and 6.2
3. Start on 6.3 - Nose and Tongue
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Slide 1: Diapositive
BiologieMiddelbare schoolhavo, vwoLeerjaar 2

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Today's lesson
1. Review a few HW questions
2.Review 6.1 and 6.2
3. Start on 6.3 - Nose and Tongue

Slide 1 - Diapositive

Q6 - Responding to your surroundings
  • Toothache is only noticed when the sensation exceeds the threshold for pain. This pain threshold changes over the course of the day. Omar has a cavity in his tooth. His tooth hurts when he eats anything cold. One day, he ears an ice cream at 9am and another at 4pm. Why does he feel pain in the affected tooth more quickly at 9am than at 4 pm?
  • Pain threshold is lower at 9am than it is at 4pm.


Slide 2 - Diapositive

Q6 - The skin
The figure shows you a photo of some bacon. Bacon is a cut of meat taken from a pig. A slice of bacon consists of a rind, a fatty part and a lean part. List the following parts using the words subcutaneous tissue, muscle tissue, epidermis and dermis

Slide 3 - Diapositive

In which skin layer are the sensory receptors located?
A
Basal layer
B
Epidermis
C
Dermis
D
Corneal layer

Slide 4 - Quiz

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 5 - Quiz

6.3 Nose and Tongue
Review the skin
Discuss the parts and functions of the nose
Discuss the parts and functions of the tongue

Slide 6 - Diapositive

The nose:
- hairs filter out dirt
- snot catches dust and germs

our nose helps us to smell and to taste

if you  break your nose you could lose your sense of smell.

Slide 7 - Diapositive

Slide 8 - Diapositive

 The nose 

Slide 9 - Diapositive

Mucus
Dust and germs get trapped
Cilia (little hairs) move it up your nose an throat

Slide 10 - Diapositive

Your nose plays an important role in how you taste things
A
True
B
False

Slide 11 - Quiz

the
Nose
adequate
Impulses

Slide 12 - Question de remorquage

Slide 13 - Diapositive

WHAT TYPE OF BREATHING IS BETTER FOR YOUR HEALTH?
A
BREATHING THROUGH YOUR NOSE
B
BREATHING THROUGH YOUR MOUTH

Slide 14 - Quiz

TO WHICH ORGAN SYSTEM DOES THE NOSE BELONG?
A
MUSCULAR
B
RESPIRATORY
C
CIRCULATORY
D
SKELETAL

Slide 15 - Quiz

The Tongue:
- we taste only four things
- our nose does most of the tasting

- babies instinctively do not like bitter or sour flavours (protection) 

- your tongue is very strong and made up of 8 muscles

Slide 16 - Diapositive

And the tongue

Slide 17 - Diapositive

Which types of taste can your tongue distinguish?

Slide 18 - Carte mentale

You have different taste buds for every taste (sweet, salt, bitter, sour)
A
True
B
False

Slide 19 - Quiz

Slide 20 - Diapositive

The Tongue:

Slide 21 - Diapositive

What did you learn during this lesson?

Slide 22 - Question ouverte