心臟解剖與心臟電生理基礎(chǔ)

1、心臟解剖與生理內(nèi)容,,,,,,Normal Baroreflex,,Baroreflex Failure,Resting quietly,Excitation,Fibrous Skeleton,Mitral Valve Apparatus,The Breast Duct,,,,Ductal Cannulation,A microcatheter is inserted ~1.5 cm into the duct. 1-2 cc of

2、lidocaine is infused through the catheter.,Blood flow of the heart,Coronary Circulation,Left Coronary ArteryAnterior Descending ArteryCircumflex ArteryRight Coronary ArteryPosterior Descending ArteryMarginal Artery,

3、Vascular System,Arterial SystemarteriesarteriolescapillariesVenous Systemvenulesveins,IV. A. Heart Circulation In/Out,4 ChambersTwo AtriaLeft/RightTwo VentriclesLeft/RightA septum separates right from left.,IV

4、. A. Into the Heart,Superior and Inferior Vena Cava,Blood enters Right Atrium,Tricuspid Valve is open,Blood enters the Right Ventricle, Atria Contract,IV. A. Into the Lungs,Exits the heart through the Pulmonary Semi-Luna

5、r ValveVentricles Contract,Enters Pulmonary Trunk,Into Pulmonary Veins to Lungs,IV. A. Return to Heart,From Lungs enters Pulmonary Arteries.,Enters Heart in Left Atrium,Bicuspid is openBlood flows into Left VentricleA

6、tria contract,IV. A. Into the Body,Ventricles contractBlood flows through Aortic Semi-Lunar Valve.,Blood enters Ascending Aorta,Aortic Arch,Descending Aorta,IV. B Vessels into the Body,From Aortic arch:Brachiocephalic

7、Artery: to Right Arm & HeadTo head: Common Carotid ArteryTo Arm: Subclavian ArteryCommon Carotid Artery: to Left HeadSubclavian Artery: to Left ArmPulse in Common CarotidIn arms pulse taken in Radial Artery,

8、IV. B. Into the Body,Descending Aorta (Thoracic Aorta): To organs in the thorax.Descending Aorta (Abdominal Aorta): To organs in the abdomen.Aorta divides into Common IliacRight and left External Iliacs feed right

9、and left legs. Pulse: Femoral Artery and Dorsal Pedal.,IV. B. From the Body,Blood returns through the same named veins.Abdomen and legs return to Inferior Vena Cava.Arms: Subclavian Veins to Brachiocephalic veins.

10、Head: Jugular Veins to Brachiocephalic.Brachiocephalics enter the Superior Vena Cava.,IV. B. To specific organs,1 Common Carotid A2 Jugular V3 Subclavian4 Brachiocephalic A5 Brachiocephalic V6 Aortic Arch,IV.

11、B. To specific organs,7 Coronary A8 Cardiac V9 Superior Vena Cava10 Inferior Vena Cava,IV. B. To specific organs,12 Gastric A13 Splenic14 Abdominal Aorta15 Hepatic Portal V16 Mesenterics17 Renal,IV. B. To sp

12、ecific organs,18 Inferior Vena Cava19 GonadalOvarianTesticular,IV. B. To specific organs,20 Common Iliac21 Femoral,Nervous Regulation of Heart,Capillary Exchanges,Cross section of the thorax. The resistivity values