Skeletal System
How many bones are there in the human body?
206
What are the 2 major parts of the nervous system?
The brain, and the spinal cord
What is the primary function of the esophagus?
To transport food from the mouth to the stomach
What organ in your respiratory system can float on water?
The lungs
The heart is located in between what two organs?
The lungs
What is the largest bone in the human body?
The femur
What is the strongest feel good hormone?
Dopamine
Which is longer, the small or large intestine?
The small intestine
What is the name of the main muscle that allows you to breathe in?
The diaphragm
How many chambers does the human heart have?
4
What is the weakest bone in the human body?
The collar bone
What role does neuron have in the human body?
Transmitting information to other nerves in the brain, along with other parts of the human body.
What part of the body produces insulin?
The pancreas
Which is smaller, your left or right lung?
Your left lung is smaller
How many gallons of blood does your heart pump each day?
2000 gallons
What is the tissue inside the middle of a bone called?
bone marrow
The olfactory nerve allows you to do what?
Smell
What is the chemical in your stomach that breaks down food?
Hydrochloric acid
What is the scientific name for your windpipe?
The trachea
How long is the circulatory system stretched out?
60,000 miles
What three bones allow humans to hear?
Malleus, incus, stapes
What are the 4 lobes of the brain?
Frontal, temporal, parietal, and occipital lobes
About how long is the human body's entire digestive tract?
About 30 feet
Alveolus are the sacs on the end of what in your lungs?
The bronchioles
What separates the two sides of the heart?
The septum/septa