Muscular System
How many muscles are in the Skeletal System?
There are over 600 muscles in the skeletal system.
Why is the respiratory system so important?
It's the only way you can breathe.
What is a ribosome?
Ribosomes play a role in protein production.
How long does it take for the body to digest steak?
It takes 4-6 hours for the body for the body to fully digest steak.
How many bones are there in the body?
There are 206 bones in the human body.
Muscles always work in _____?
Muscles always work in pairs.
What is the function of the bronchi?
The bronchi distributes air throughout the lungs until reaching the respiratory bronchioles and alveolar sacs.
How many cells does the human body AT LEAST have?
The human body has at least 100 million cells.
How many organs are there in the digestive system?
There are 12 total organs in the digestive system.
TRUE or FALSE: Cartilage is found between 2 bones.
True! Cartilage is what prevents 2 bones from rubbing together.
What is the biggest muscle in your body?
The Gluteus Maximus is the biggest muscle in your body.
How much of the air we breath in is Oxygen?
21% of the air we breath is oxygen.
How many different types of tissues are there in the human body?
There are 4 types of tissues.
The small intestine is the most important part of the digestive system.
What is bone marrow?
The soft, spongy tissue that has many blood vessels and is found in the center of most bones.
Which types of muscle tissue are voluntary?
Skeletal muscle fibers.
When you breathe, your lungs take in ___ and remove ___?
They bring oxygen into our bodies and send carbon dioxide out.
What is the hardest tissue in the human body?
Muscle Tissue and Enamel.
What does the liver do to help digestion?
Your liver continually produces bile. (This is a chemical that helps turn fats into energy that your body uses. It is necessary for the digestive process.)
How long does it take bones to fully grow?
Bones fully grow when humans are in their mid 20s.
What two chemicals are necessary for muscle contraction to occur?
Actin and Myosin.
What is the tube that is also known as your wind pipe?
The trachea.
This organelle is in all eukaryotic cells. It is the control center of the cell because it holds the DNA.
The Nucleus.
How does age affect digestion?
The muscles in the digestive tract become stiffer, weaker, and less efficient.
How many different types of bones are there in the spine?
There are 33 different bones in the spine.