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Natural Science ¨Sensitivity¨
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What are the 7 parts of the skin?
nerve, touch receptors, pore, hair, epidermis, dermis, hypodermis
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In which order do we hear?
Pinna, ear canal, ear drum, small bones, cochlea, auditory nerve, brain
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We can see objects because...
light bounces off them and enters our eyes.
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Which part of the eye captures the light and produces and image?
the retina
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True or False: Skin is the largest organ in our body
True
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True or False: The name of the receptors in our tongue are called scent
False. Taste buds
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What are the five parts of the eye?
Retina, Iris, lens, pupil, optic nerve
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What should you do to look after your eyes?
regular tests, protect your eyes and practice good hygiene
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True or False: The optic nerve transforms impulses to the brain to create light.
False. The optic nerve transforms impulses to the brain to create an image.
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What are the 5 parts of the ear?
Pinna, ear canal, eardrum, small bones, cochlea, auditory nerve
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What transforms vibrations into signals?
cochlea
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Which two senses are related?
taste and smell
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What is the part of the eye that controls the amount of light that enters the pupil?
Iris
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How do we detect smells with our nose?
through scent receptors in the olfactory epithelium
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The pinna captures the sound in the form of...
vibrations from the air
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What are the five flavors the tongue can taste?
sweet, salty, sour, bitter, umami
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What is the hole in the center of the iris?
the pupil
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