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