The Amazing Human Body Quiz
The Amazing Human Body
Our heart muscle is about the same size as...
1. a $2 coin
2. our head
3. a blueberry
4. a closed fist
The heart is about the size of a closed fist.
How many bones are in the human body?
1. 206
2. 600
3. 210
4. 192
The human skeleton contains 206 bones.
Food needs about 2 to 3 hours to travel through the entire digestive system.
1. true
2. false
Food needs one or two days to get through the entire digestive system.
Where is bone marrow found?
1. bones
2. muscles
3. nervous system
4. heart
There is a cavity in the long bones of the body which is filled with a substance called bone marrow.
What is the first step of digestion?
1. The decomposition of food by saliva
2. Blood circulation
3. Creation of enzymes
4. Absorption of nutrients
It is the saliva in the mouth that begins to decompose food that is first chewed.
The cranium protects the brain.
1. false
2. true
The cranium protects the brain.
The heart beats around 35 million times per year.
1. true
2. false
The heart beats about 35 million times per year.
There are the same number of nerve cells in the brain as there are stars in the Milky Way.
1. true
2. false
There are MORE nerve cells in the brain than stars in the Milky Way.
What can a muscle be compared to?
1. elastic tissue
2. concrete
3. a string
4. a tree branch
Muscles are all made of the same material, a type of elastic tissue (similar to a rubber band).
In which system of the human body do we find the enzymes that help process nutrients from food?
1. nervous system
2. bones
3. digestive system
4. muscles
In the digestive system, the liver creates different enzymes to help treat the food nutrients which are picked up in the small intestine.
Which statement is true?
1. Both parts of the brain control both parts of the body at the same time.
2. The brain has no effect on either side of the body.
3. The left side of the brain controls the right side of the body.
4. The left side of the brain controls the left side of the body.
The left side of the brain controls the right side of the body and the right side of the brain controls the left side of the body.
What helps to maintain good posture?
1. circulatory system
2. skeletal muscles
3. quadriceps
4. nervous system