organs
What is the largest organ in the human body?
the skin
Which bone protects the brain?
skull
how many kinds of tissue does the body have?
3
How many lobes does the left lung have?
two lobes
What is a neuron?
a nerve cell
How many chambers does a human heart have?
4
How many bones are in the human hand?
27 bones
Which muscle never gets tired?
the heart
How many lobes does the right lung have?
three lobes
What protects the spinal cord?
spine
How many lungs do humans have?
two
rib cage
How many muscles does it take to smile?
10-12 muscles
Which muscle is primarily responsible for breathing?
diaphram
What is a stroke?
interrupted blood to the brain
How many kidneys does a person typically have?
two
How many bones make up the skull?
22 bones
How many muscles are in the human face?
43 muscles
Which gas do we breathe in from the air?
oxygen
What is epilepsy?
A disorder causing recurrent seizures
How many fingers and toes does a typical person have?
10 fingers and 10 toes
How many bones are in the human foot?
26 bones
Which muscle pumps blood through your body?
heart
How long can the average person hold their breath?
30 seconds to 2 minutes
How thick is the spinal cord?
width of your thumb