What is the homeostasis?
It's a stable internal environment maintained by the organ systems of the body.
What does the internal human environment consist of?
Plasma (interstitial fluid), blood and fluid.
Which are the two systems that consists the circulatory system?
Blood circulatory system and lymphatic system.
Which is the function of the lymph nodes?
Contain defence cells.
What is blood made of?
Plasma, red blood cells and white blood cells.
Which is the function of leucocytes? Which is the other name of them?
Protect the body against infection and foreign substances. White blood cells.
Which is the function of erythrocytes? Which is the other name of them?
Transport oxygen and pick up carbon dioxide for elimination. Red blood cells.
Which is the function of thrombocytes? Which is the other name of them?
Help blood to clot. Platelets.
Which are the four main functions of the blood?
Transport of solid and gaseous substances, defence, control of bleeding and maintain body temperature.
Which are the blodd vessels? Explain difference and characteristics of them.
Yes?
What is the myocardium? And the pericardium?
Cardiac muscle. A sac to protect the heart.
How many chambers is the heart made of? What are their names?
4. Left/Right atria and left/right ventricles.
How are connected the chambers of the same side? Say their names.
Valves, tricuspid and mitral.
Explain the cardiac cycle.
Have they talked about systole (contraction) and diastole (relaxation)?
Which is the double circulatory system? Explain it, using the words atria, ventricles, lungs, body, oxigenated and deoxigenated.
Yes?
What is arteriosclerosis?
Yes?
