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Unit 3 - The Human Body Flashcards | StudBud
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Unit 3 - The Human Body
Unit 3 - The Human Body
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Unit 3 CKLA -- 3rd grade
Flashcards
42 cards
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Practice quiz
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Questions
42
Answers
1
How many nerves are in your body?
200 trillion
1 thousand
100 million
1 billion
2
The part of the ear that has the cochlea
Inner ear
Outer ear
Middle ear
3
What is your axial skeleton?
arms, legs, and hips
skull, spine, and ribs
4
The part of the ear that consists of flaps, the ear canal, and the eardrum
Inner ear
Outer ear
Middle ear
5
Achilles tendon is named after...
A Roman mythological warrior
A Greek mythological warrior
6
The thin, stretched membrane across the ear canal that vibrates when sound waves hit it
cochlea
eardrum
anvil
stirrup
7
The part of the ear that behind the eardrum
Inner ear
Middle ear
Outer ear
8
which is an involuntary movement?
running
shaking hands
heartbeat
jumping
9
What is the smallest bone in your body?
tibia
femur
ulna
stirrup
10
Where is bone marrow located?
inside your brain
inside your cranium
outside your bones
inside your bones
11
What makes up your nervous system?
nerves, spinal cord, and brain
bones, tendons, muscles
muscles, ligaments, tendons
12
What connects bones to bones?
ligaments
Tendons
13
Fluid filled coil in the ear, shaped like a snail's shell
Hammer
Cochlea
Stirrup
Avil
14
The part of your eye that focuses light...
pupil
lens
retina
iris
15
What does your rib cage protect?
tendons, muscles, ligaments
lungs, stomach, heart
cranium, cerebellum, medulla
large intestine, small intestine, colon
16
What part of your body is made of cartilage?
ear
tongue
cheek
teeth
17
Before a cast is put on, a doctor must...
re-set the bone
re-break the bone
numb your muscles
bend your bones
18
What does your skull protect?
tongue
lungs
brain
heart
19
What nutrient is really good for your bones?
oxygen
Vitamin C
zinc
calcium
20
Which part of your brain controls involuntary movement?
Spinal cord
Cerebrum
cerebellum
Medulla
21
Which part of the eye controls how much light can enter?
retina
cornea
pupil
iris
22
What are the three main parts of your brain?
hammer, anvil, and stirrup
medulla, cerebellum, and cerebrum
the squishy part and the hard part
23
What's the part of the brain that helps with balance?
medulla
cerebrum
spinal cord
cerebellum
24
What is the funny bone?
a nerve in your arm
elbow
Knee
a tendon in your leg
25
Which is a voluntary movement?
breathing
heartbeat
blinking
moving your arm
26
What connects muscles to bones?
ligaments
tendons
27
How many bones are in an adult body?
205
300
752
206
28
This part of your eye protects from dirt and germs.
iris
cornea
lens
retina
29
How many bones are in the middle ear?
2
0
3
1
30
The colored part of your eye is called the...
retina
cornea
pupil
iris
31
What is your appendicular skeletal system?
Bones in the middle of your body
Bones that are attached to and hang from the main part of a skeleton
32
A reflex is an action that happens almost instantly without a message from your brain
True
False
33
Which is your largest and strongest tendon?
Achilles
Quadricep
Amores
Bicep
34
The _______ sends messages from the eye to the brain.
retina
optic nerve
pupil
lens
35
What is the biggest bone in your body?
femur
Ulna
fibula
Skull
36
Which part of your brain controls speech, memories, and appetite?
medulla
spinal cord
cerebrum
cerebellum
37
What is an x-ray?
a picture of your brain
all of the above
a picture of your guts
a picture of your bones
38
When sounds reach the _________ it vibrates
glands
eardrum
inner ear
middle ear
39
This part of your eye is lined with rods and cones.
optic nerve
retina
pupil
cornea
40
Which part of your nervous system carries messages back and forth, to and from your brain?
nerves
cerebellum
spinal cord
medulla
41
How many muscles do you have?
750
720
350
650
42
What system is a doctor checking when they test your reflexes?
reactive
digestive
nervous
skeletal
