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Organisms are composed of?
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What can be easily diffused back and forth across the cell membranes?
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Chapter 37

Circulatory and respiratory systems

QuestionAnswer
Organisms are composed of? A small number of cells that do not need a circulatory system
What can be easily diffused back and forth across the cell membranes? Oxygen, Nutrients, and waste products
What does the human circulatory system consist of? A heart, series of blood vessels, and blood that flows through them
LArge vein that brings oxygen-poor blood from the upper part of the body to the right of atrium? Superior vena cava
Brings oxygen-rich blood from each of the lungs to the left atrium? Pulmonary Veins
Prevents blood from flowing back into the right ventricle after it has entered the pulmonary artery Pulmonary Valve
Prevents blood from flowing back into the right atrium after it has entered the right ventricle Tricuspid valve
Vein that brings oxygen-poor blood from the lower part of the body to the right atrium Ingerior vena cava
Brings oxygen-rich blood form the left ventricle to the body Aorta
Bring oxygen-poor blood to the right or left lung. Pulmonary Arteries
Prevents blood from flowing back into the left ventricle after it has entered the aorta Aortic valve
Prevents blood from flowing back into the left artium after it has entered the left ventricle Mitral valve
Two layers of epithelial and connective tissue that forms around this thick layer of muscle Myocardium
The upper chamber which recieves blood Atrium
Lower chamber that pumps blood out of the heart Ventricle
The heart's four chambers two atria and two ventricles
Path of the right side of the heart pumps blood from the heart to the lungs. Pulmornary Circulation
The path where oxygen-rich blood flows into the left side of the heart and is pumped to the rest of the body Systemic circulation
Flaps of connective tissue Valves
what keeps the blood from being clotted Platelets
how many chambers in the heart 4
what are the two main chambers of the heart? Atrium and Ventricle
The part of lung that was evolved and does not match the color scheme. polumnary artery and vein
dense fibral cartilage
cartilage becomes? bone with ossification
condriosite and osteocyte condriosite turns into an osteocyte
purpose of the compact bone
medullary cavity energy is stored with fat.
two types of digestion chemical and mechanical
Saliva is what chemical that helps digestion.
metabolism break down and making of molecules
Created by: Ryanerica
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