Cette leçon contient 24 diapositives, avec quiz interactifs, diapositives de texte et 1 vidéo.
La durée de la leçon est: 45 min
Éléments de cette leçon
B3 Hearing
Slide 1 - Diapositive
Planning
Short revision
B3 the ears
Slide 2 - Diapositive
What's the name for information from the surrounding that can be picked up by sense organs?
A
Nerve
B
Impulse
C
Stimulus
D
Touch receptor
Slide 3 - Quiz
Match the correct adequate stimulus to the sensory organ
Sound
Taste
Light
Smell
Slide 4 - Question de remorquage
gentle contact is the stimulus for?
A
our sense of taste
B
our sense of smell
C
our sense of touch
D
our sense of hearing
Slide 5 - Quiz
Put in the most logical order: -impulse -stimulus -sensory cell -brain
A
stimulus-impulse-sensory cell-brain
B
impulse-brain-sensory cell-stimulus
C
sensory cell-impulse-brain-stimulus
D
stimulus-sensory cell-impulse-brain
Slide 6 - Quiz
In our skin we have .... different types of sensory cells
A
1
B
2
C
3
D
4
Slide 7 - Quiz
B3 Hearing
Learning objective: You must be able to state the parts of the ear with their functions and characteristics.
What we discuss:
Pitch and volume
Parts of the ear
Functions of the parts
Slide 8 - Diapositive
B3 Hearing
Slide 9 - Diapositive
Slide 10 - Diapositive
Slide 11 - Diapositive
How does this sound change??
A
From quiet to loud
B
From loud to quiet
C
From high pitch to low pitch
D
From low pitch to high pitch
Slide 12 - Quiz
Slide 13 - Diapositive
How does this sound change?
A
From quiet to loud
B
From loud to quiet
C
From high pitch to low pitch
D
From low pitch to high pitch
Slide 14 - Quiz
Slide 15 - Vidéo
Slide 16 - Diapositive
Slide 17 - Diapositive
Slide 18 - Diapositive
sound is picked up by the auricle
air in the auditory canal vibrates
The eardrum vibrates
ossicles vibrate
the membrane (oval window) vibrates
fluid in the cochlea vibrates
sensory cells are being stimulated
impulses are made
the auditory nerve brings impulses to the brain
Slide 19 - Question de remorquage
Slide 20 - Diapositive
The tympanic cavity (middle ear) is connected to the back of the throat. When you have laryngitis bacteria can reach the middle ear through this connection and can cause an middle earinfection. At which spot will the infection be?