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Heart and tissues

4 categories of human tissues Muscle, nervous, epithelial and connective
Muscle tissue? Supports the body and allows it to move
Nervous tissue? Coordinates info from sensory organs
Epithelial tissue? Helps to protect the body from invasion by microbes, fluid loss & injury
Connective tissue? Supports & connects the tissue & organs of the body
How many layers does the heart have 3
Epicardium? Outer layer of heart that that has 2 layers of pericardium
Myocardium? Middle layer of heart. Contains the cardiac muscular tissue; performs function of pumping what's necessary for blood circulation
Endocardium? Smooth inner layer that keeps blood from sticking to the inside of the heart
The heart works by shifting between how many phases 2
Systole? The cardiac muscles are contracting and moving blood from any given chamber
Diastole? The heart muscles are relaxing and the chamber is expanding to fill with blood
The biggest artery in the body Aorta
The biggest vein in the body Superior vena cava (svc)
Anabolism? To build
Catabolism? To break down
Largest solid organ in the body The liver
Created by: ledsingt



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