Fireman 1

3. is the outermost layer of skin on your body. It protects your body from harm, keeps your body hydrated, produces new skin cells and contains melanin
4. Between 12 and 20 breaths per minute
5. it receives oxygen-rich blood from the lungs and pumps it through the body's arteries
6. is a closed-loop system that supplies oxygenated blood to the body's tissues and organs, and returns deoxygenated blood:
8. heart chamber that receives blood into the heart and drives it into a ventricle, or chamber, for pumping blood away from the heart.
11. is the resistance in the circulatory system that is used to create blood pressure, the flow of blood and is also a component of cardiac function.
12. is a system that transports deoxygenated blood from the heart to the lungs, where it's re-oxygenated and then sent to the rest of the body.
13. The force required to maintain blood flow from the root of the aorta to the venous exit into the auricles.
14. blood vessels that carry oxygen-poor blood from the right side of your heart to your lungs

1. is a connective tissue layer sandwiched between the epidermis and subcutaneous tissue
2. branches of the abdominal aorta that supply blood to the gastrointestinal (GI) tract
7. is a large, lower chamber of the heart that pumps blood to the rest of the body and lungs.
9. a large vein in the abdomen that carries oxygen-depleted blood from the lower body back to the heart.
10. is a hollow muscular organ that pumps blood through the circulatory system by rhythmic contraction and dilation