Share 3rd Grade Unit 1 Natural Science Review
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What three parts make up the nervous system?
large intestine, small intestine, stomach
brain, spinal cord, nerves
lungs, nose, large intestine
nerves, blood, stomach
Which bone protects the brain?
skull
pelvis
tibia
ribs
What does the cerebrum control?
coordination and balance
voluntary actions
involuntary actions
What does the cerebellum control?
voluntary actions
involuntary actions
balance, movement, coordination
What does the brain stem control?
balance and movement
voluntary actions
involuntary actions
Which part of the eye sends the information to the brain?
pupil
iris
retina
eyelashes
What are the three parts of the ears?
outer ear, middle ear, inner ear
What is the organ of touch?
skin
What makes up the locomotor system?
nerves, blood, heart
heart, muscles, skin
bones, joints, muscles
What connects your bones?
joints
ligaments
bones
muscles
Where does air enter our nose?
nostrils
olfactory nerve
taste buds
What do muscles help us do?
make movements
stand
all of these are correct
hold objects
Which part sends information to your brain which tells you what you are smelling?
olfactory nerve
taste buds
nostrils
Where is the ear canal?
inner ear
outer ear
middle ear
Where is the eardrum?
middle ear
inner ear
outer ear
What three parts protect the eyes?
iris, eyebrows, retina
retina, lens, iris
eyebrows, eyelashes, eyelids
