Circulatory System
What is the circulatory system, and why is it important?
The circulatory system is the body system that transports nutrients and wastes between various body tissues. It is important because it (along with the respiratory system) works to maintain homeostasis throughout constant change.
What organs complete the circulatory system?
Heart, Capillaries, & Veins
- Heart: Keeps blood flowing through your body.
- Capillaries:
- Veins:
Blood Vessels
They (arteries) carry blood away from the heart.
Blood
Composed of...
- Red Blood Cells: They carry oxygen to the body cells.
- White Blood Cells: They defend the body against disease.
- Platelets: They are the cell fragments needed for blood clotting (from cuts, scrapes, etc.).
- Plasma: The fluid substance of the blood.
What is the function of the circulatory system?
The function of the circulatory system is to bring oxygen, hormones, and nutrients to the cells. It (white blood cells) helps to fight off infections, removes waste from cells, and regulates body temperature.
What is the relationship between the structure and function of arteries, capillaries and veins?
What is the route of blood through the heart, along with the operation of the valves?
What is the composition of blood, including plasma, erythrocytes, leukocytes and platelets?
What are two major disorders that occur within the circulatory system?
a. a brief description
b. signs and symptoms
c. prevalence (statistics of occurrence)
d. treatment options