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Study
3rd Grade Unit 1 Natural Science Review
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What is the name of the sticky substance inside your ear canal?
earwax
Oops!
Okay!
What are the three parts of the ears?
outer ear, middle ear, inner ear
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Okay!
Which bones form part of the upper limbs?
ribs, pelvis, radius
humerus, ulna, radius
elbows, knees, wrists
femur, fibula, tibia
Oops!
Okay!
What makes up the locomotor system?
heart, muscles, skin
bones, joints, muscles
nerves, blood, heart
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Okay!
What does the cerebrum control?
involuntary actions
coordination and balance
voluntary actions
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Okay!
What do muscles help us do?
stand
all of these are correct
make movements
hold objects
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Okay!
What does the brain stem control?
voluntary actions
involuntary actions
balance and movement
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Okay!
What does the cerebellum control?
balance, movement, coordination
voluntary actions
involuntary actions
Oops!
Okay!
Where is the ear canal?
inner ear
outer ear
middle ear
Oops!
Okay!
Which muscles help you walk and jump?
calf muscles and quadriceps
biceps and triceps
Oops!
Okay!
What connects your bones?
bones
muscles
joints
ligaments
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Okay!
Which part sends information to your brain which tells you what you are smelling?
olfactory nerve
nostrils
taste buds
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Okay!
What covers our tongues?
taste buds
olfactory nerves
fur
hair
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Okay!
What three parts make up the nervous system?
brain, spinal cord, nerves
lungs, nose, large intestine
nerves, blood, stomach
large intestine, small intestine, stomach
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Okay!
What three parts protect the eyes?
eyebrows, eyelashes, eyelids
iris, eyebrows, retina
retina, lens, iris
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Okay!
Which parts of the body can send messages to the brain?
eyes, ears, nose, tongue, skin (sense organs)
Oops!
Okay!
Which muscles help you move your arms?
biceps and triceps
quadriceps and calf muscles
Oops!
Okay!
Where does air enter our nose?
taste buds
olfactory nerve
nostrils
Oops!
Okay!
Where is the eardrum?
middle ear
inner ear
outer ear
Oops!
Okay!
Which bones form part of the lower limbs?
humerus, ulna, radius
ribs, pelvis, radius
femur, fibula, tibia
elbows, knees, wrists
Oops!
Okay!
How does this feel?
hot
soft
cold
hard
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Okay!
How does this feel?
rough
smooth
cold
soft
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Okay!
Which part of the eye sends the information to the brain?
iris
retina
pupil
eyelashes
Oops!
Okay!
What is the organ of touch?
skin
Oops!
Okay!
Which bone protects the brain?
ribs
tibia
pelvis
skull
Oops!
Okay!
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