Blood Vessels
The name of vessels that carry blood from the heart to the organs
Arteries
Blood is made up of what two things
Membrane that externally covers the myocardium
Pericardium
Another name of a contraction
Systole
The circulatory system is made up of these three things
Blood Vessels, Blood, and The heart
These vessels carry blood from the organs to the heart
This yellowish liquid is composed of 90% water and is 55% of blood makeup.
Blood plasma
The cardiac muscle that receives nutrients and O2 from the coronary arteries.
Myocardium
Another name for a dilation
Diastole
These are fragments of cytoplasm. Involved in blood clotting.
Platelets/Thrombocytes
These enable the exchange of nutrients, waste, and gases between blood and the cells.
Capillaries
What are the three functions of blood
Transport substances, defend the body, and regulate body temperature
A thin membrane that lines the inside of the myocardium
Endocardium
This intermittent exit of blood is perceived as a arterial pulse.
Ventricular Systole
The atrias received blood from what two veins
Cava and Pulmonary veins
This system Carries Oxygen poor blood to the heart
Venous system
What are the two other names for red blood cells. Describe what they do.
Erythrocytes / Red blood corpuscles. They are the most numerous cells in the blood. They are very elastic. They transport O2 and CO2. They don't have a nucleus.
the wall that stops blood from their side of the heart from mixing together.
The atria contract and force blood towards the ventricles through the open tricuspid and mitral valves
Atrial Systole
Pulmonary / Lesser circulation. and Systemic / Greater circulation
This system carries oxygen-rich blood from the heart
Arterial System
What is the other name for White blood cells. Describe what they do.
Leucocytes. Larger than red blood cells and have a nucleus. They can actively move around by means of pseudopodia. Their function is to defend the body against infections and tumor cells.
Name the 4 cavities of the heart.
Atria and Ventricles
When blood enters the atria through the veins
Diastole
What is the purpose of the circulatory system?
To transport oxygen and nutrients to all the body's cells AND to remove waste products produced by cell activity.