Hanna
- Rate $16
- Response 1h
$16/h
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- Biology
- Anatomy
I can make you score easier and study easier with my short pointing notes
- Biology
- Anatomy
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About Hanna
I am a 3rd-year nursing student in Coimbatore, passionate about healthcare and patient well-being. I enjoy learning new medical concepts and improving my skills. I am dedicated, hardworking, and eager to grow professionally while balancing academics with personal development.
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About the lesson
- All Levels
- English
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English
🫀 Anatomy of the Heart (Short Class) Location In the mediastinum, between the lungs Slightly tilted to the left side Protected by the rib cage Size ≈ your closed fist --- Layers of the Heart 1. Pericardium – outer protective sac Two layers: Fibrous and Serous 2. Myocardium – middle, muscular layer (responsible for pumping) 3. Endocardium – inner lining --- Chambers of the Heart (4) Right Side (receives deoxygenated blood) Left Side (receives oxygenated blood) Right Atrium (RA) Left Atrium (LA) Right Ventricle (RV) Left Ventricle (LV) --- Valves of the Heart (4) Valves prevent backflow of blood. Valve Location Function Tricuspid valve Between RA → RV Prevents backflow into RA Pulmonary valve RV → Pulmonary artery To lungs Mitral (Bicuspid) valve LA → LV Prevents backflow into LA Aortic valve LV → Aorta To whole body --- Blood Flow Pathway (Easy way to remember) Body → Right Atrium → Tricuspid valve → Right Ventricle → Pulmonary valve → Lungs → Left Atrium → Mitral valve → Left Ventricle → Aortic valve → Body
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