quiz Flashcards
what is the heaviest organ in the human body
skin
where in the body are new blood cells made?
bones
where in the body does most of digestion take place
small intestine
what type of joint is your thumb joint
saddle
what is the longest bone in the human body
thighbone(femur)
what connects your muscles to your bones
tendons
what connects your muscles to your bones
tendons
how many teeth does an adult normally have
32
which of these muscles is the strongest
jaw(masseter
how many bones are in the adult body
206
where in the body is the smallest bone found
ear
What percentage of the human body is water?
66%
What percentage of the human body is water?
66%
A human’s thumb is as long as his or her nose.
true
Speaking of humans, there are about __________________ of us in the U.S. right now.
331 million
A sneeze occurs at about 100 miles an hour.
true
Cells related to _________ divide remarkably faster than other cells in the body.
hair
The smallest bone in the human body is about the size of:
a grain of rice
The smallest bones in the human body are found in the…
Ears
The smallest bones in the human body are found in the…
Ears
We humans get an entirely new skeleton every 12 years.
True
Along with the smallest bones, the smallest muscles in the human body are found in the ears.
true
The word “pain” is rooted in a Latin word that means punishment.
true
Calcium crystals are a normal part of what body region?
The ears
Sweat is the main cause of body odor.
false
Sweat is the main cause of body odor.
false
In a single day, one of your feet can sweat the equivalent of half a glass of water.
true
In a single day, one of your feet can sweat the equivalent of half a glass of water.
true
How many taste buds are on your tongue?
nine thousand
How many taste buds are on your tongue?
nine thousand
What is the largest organ of the human body?
the skin
About how many hairs do most people lose every day?
75 strands
The most common eye color in the world is:
brown
How fast does air rush out of your nose when you sneeze?
100mph
True or false? Your sense of smell is strongest in the morning.
false
How many muscles do you use when you talk?
72
How many breaths does the average person take each day?
25,000
What does mucus do?
filters out harmful bacteria
Your heart is the size of:
your fist
Your heart is the size of:
your fist
True or false? Your funny bone isn’t really a bone.
true
True or false? If you’re right-handed, the fingernails on your right hand grow faster.
true
what is the most common broken bone
collarbone
If your digestive tract were stretched out, how long would it be?
as long as two cars
