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