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Heart Vocab
| Term | Definition |
|---|---|
| Cardiac | Related to the heart |
| Arteries | Carry blood away from the heart |
| Arterioles | Small branches of arteries |
| Capillaries | Tiny vessels for exchange of gases and nutrients |
| Vanules | Small vessels that drain capillaries |
| Veins | Carry blood back to the heart |
| Valves | Prevent back flow of blood |
| Histology | Study of tissues |
| Tunica Externa | Outer vessel layer |
| Tunica Media | Middle muscle layers |
| Tunica Interna | inner vessel lining |
| Lumen | inside space of a vessel |
| Pulmonary Circulation | Heart <-----> lungs |
| Right Atrium | Receives blood from body |
| Tricuspid Valve | Between RA and RV |
| Right Ventricle | Pumps blood to lungs |
| Pulmonary Semilunar Valve | RV to pulmonary artery |
| Pulmonary Artery | To lungs |
| Pulmonary Veins | from lungs |
| Left Atrium | Receives blood from lungs |
| Bicuspid/ Mitral Valve | Between LA and LV |
| Left Ventricle | Pumps blood to body |
| Aortic Semilunar Valve | LV to aorta |
| Aorta | Main artery to body |
| Chordae Tendineae | Valve support cords |
| Septum | Divides heart sides |
| Trabeculae Carneae | Ventricular muscles ridges |
| Papillary Muscles | Tighten valve cords |
| Apex | Bottom tip of heart |
| Base | top of heart |
| Left Coronary Artery | Supplies left heart |
| Left Anterior Descending | Supplies front of left ventricle |
| Circumflex Artery | supplies left atrium and side of heart |
| Right Coronary Artery | Supplies right heart |
| Carotid Artery | Supplies head and brain |
| Descending Aorta | Aorta going downward |
| Subclavian Artery | Supplies arms |
| Brachiocephalic Trunk | Branch of aorta to right head/ arm |
| Axillary Artery | Artery in armpit |
| Brachial Artery | Upper arm artery |
| Radial Artery | Thumb side forearm artery |
| Ulnar Artery | Pinky side forearm artery |
| Iliac Artery | supplies pelvis/legs |
| Fermoral Artery | Thigh artery |
| Popliteal Artery | behind knee artery |
| Dorsalis Pedis | top of foot artery |
| Posterior Tibial | back of lower leg artery |
| Jugular Vein | Drains head/neck |
| Brachiocephalic Vein | drains upper body |
| Subclavian Vein | drains arms |
| Axillary Vein | armpit vein |
| Greater Cephalic Vein | surface vein of arm |
| Median Cubital Vein | elbow vein (blood draws) |
| Basilic Vein | inner arm vein |
| Iliac Vein | Drains pelvis/ legs |
| Femoral vein | Thigh vein |
| Popliteal Vein | behind knee vein |
| Greater Saphenous Vein | long vein in leg |
| systemic circulation | Heart <------> Body |
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