'Atrioventricular valves' presentation slideshows

What features does a good exchange surface have? 4

What features does a good exchange surface have? 4. Large sa Thin barrier Fresh supply of molecules Removal of molecules. How are the lungs adapted for gas exchange? 5. Large sa Permeable plasma membrane of cells in alveoli Thin barrier- alveoli wall one cell thick Thin capillary wall

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Chapter 22 The Cardiovascular System: The Heart

Chapter 22 The Cardiovascular System: The Heart. Heart Location. Heart is located in the mediastinum area from the sternum to the vertebral column and between the lungs. Heart Orientation. Heart has 2 surfaces: anterior and inferior, and 2 borders: right and left

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Biology 2201 Unit 3

Biology 2201 Unit 3. Circulatory System. Compiled by Jane Pearson. The Circulatory System : What does it do?. Functions: Transport materials to and away from the body cells Distribute heat in the body Provides defense against invading organisms

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Do Now 3/31

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The Heart

The Heart. The Heart. The heart is a cone-shaped, muscular organ about the size of a fist. It is located between the lungs directly behind the sternum and is tilted so that the apex (pointed end) is oriented to the left. It is really two pumps working side by side. Chambers of the Heart.

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Anatomy of the Heart

Anatomy of the Heart . BIOLOGY FORM 5.

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11.4 The Cardiac Cycle and Circulation

11.4 The Cardiac Cycle and Circulation. Pages 495-500. Heart Diagram. Heart Facts. Right side of heart pumps blood to the lungs Left side of heart pumps blood to the body. Beats. 100 000 times each day. Pericardium. 2-layered fluid-filled membrane for protection. Coronary blood vessels.

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Circulatory System

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Double inlet Left Ventricle

Fig 53. Double inlet Left Ventricle. LV. Apical four chamber view showing double inlet left ventricle. Note the presence of two atrioventricular valves connecting to a single morphology left ventricle. MLV. RV. RA. LA. LA. LA. RA. Fig 54. Tricuspid atresia. LV. RV. vsd. LA. RA.

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