The most important organ to breathing, this organ is separated into two parts.
What are the lungs?
A collection of tissues.
What is an organ?
A set of arcing bones that protect the heart and lungs.
What is the rib cage?
Running parallel to the food tube, this pipe brings oxygen to the lungs.
What is the trachea?
This type of tissue works "involuntary" in organs such as the stomach, intestines, and liver.
What is smooth muscle tissue?
This connects bone to bone.
What are ligaments?
The longest part of the intestine. Responsible for absorption of nutrients.
What is the small intestine?
This prevents food from entering your trachea ("windpipe").
What is the epiglottis?
The specific type of muscle tissue that makes up the heart.
What is cardiac muscle tissue?
The connective tissue that connects muscle to bone.
What is a tendon?
The tubes that carry blood from parts of the body back to the heart
What are veins?
This organ produces insulin which helps to regulate your blood sugar levels.
What is the pancreas?
The muscle underneath the lungs that helps with breathing.
What is the diaphragm?
These cells are unspecialized and can turn into any type of cell.
Stem cells
The fluid made by the liver that breaks down fats and helps with digestion.
What is bile?
This is where gas exchange takes place (O2 enters the blood and CO2 leave).
What are alveoli?
* the process of gas exchange is where the respiratory system and the circulatory system meet!
The largest bone in your body.
What is the femur?
These smallest vessels that carry blood to body tissues.
What are capillaries?