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