What is the only part of the body that cannot repair itself?
heart
teeth
muscles
bones
How many bones does an adult skeleton have?
97
206
186
316
What attaches muscles to the skeleton?
tendons
veins
paper clips
rubber bands
What is the name of the organ that filters waste products from the blood?
kidneys
stomach
liver
heart
How many teeth do adults have?
87
4
32
16
What is the name of the bone that protects the brain?
tibia
clavicle
rib cage
skull
What is the name of the organ we use to breathe?
staomach
nerve cells
heart
lungs
What is the largest organ in the human body?
heart
skin
brain
lungs
When you blink, how many muscles do you use?
about 2,000
about 20
about 200
about 2
What carries oxygen through your blood?
mail carrier
red blood cells
white blood cells
green veins
What is the name of the long pipe that shifts food from the back of your throat down to your stomach?
esophagus
nasal passage
stomach
veins
The bones around your chest that protect organs such as the heart are called what?
ribs
phalanges
skull
tibia
The bones that make up your spine are called what?
larynx
bone marrow
vertebrae
ribs
The innermost part of bones contains what?
sponge
bone marrow
harder bone
veins
What substance are nails made of?
keratin
skin
bone
calcium
The muscles found in the front of your thighs are known as what?
glutes
abdominals
quadriceps
triceps
