What bone protects the heart?
rib cage
Are there muscles in your hand?
YES
True or False (with explanation): blood is always oxygenated
false, blood is only sometimes oxygenated, it can also carry carbon dioxide (waste)
Which part of the body does air come into the respiratory system?
nose/mouth
What function does your mouth (teeth) have?
The teeth grind and rip apart food into smaller pieces for further digestion.
What is the purpose of the bones/skeletal system?
to provide structure to the body
What is the muscle in the upper part of the arm called?
possible answers: bicep, tricep
What does the circulatory system do?
transports blood (oxygen and nutrients, waste) throughout the body through blood vessels
What gas does the respiratory system expel?
carbon dioxide
What does the digestive system do?
The digestive system breaks down food and turns it into energy and nutrients.
What connects the bones together/allows the bones to bend at the joint?
ligaments
How does the muscular system interact with the respiratory system?
Muscles expand and contract the lungs to enable breathing.
How does the circulatory system interact with the respiratory system?
The respiratory system takes in oxygen and then exchanges it for carbon dioxide that is in the blood.
What function does the respiratory system have?
It takes in oxygen from the air and expels carbon dioxide.
How does the digestive system interact with the circulatory system?
The nutrients that are consumed eventually goes into the blood as energy.
How does the skeletal system interact with the muscular system?
The muscles expand and contract to make the bones move, also the muscle and bones connect at tendons
What muscle helps you breath (contracts and expands lungs)?
Why does your blood look blue?
It looks blue because of an optical illusion created by light reflection and absorption
How does the respiratory system connect to the skeletal system?
The skeletal system provides structure to the respiratory system.
Which organ is right after the mouth in the digestive system?
esophagus
What is the substance found in the center of bones and allows blood vessels to go through the bone?
bone marrow
How many muscles are in your body (adult)?
600-650 muscles in the human body
Is the aorta oxygenated?
Yes, the blood in the aorta is oxygenated.
What does the trachea do?
It provides a passage for air to come in and out of the lungs.
What does the esophagus do? (don't overthink this)
It carries food from the throat to the stomach.