HNFE 3804 Lecture Notes - Lecture 1: Lactic Acidosis, Respiratory Acidosis, Varicose Veins

• School: Virginia Tech
• Department: Human Nutrition, Foods and Exercise
• Course: HNFE 3804
• Professor: Williams

Document Summary

Cardiovascular system: auto regulation, parasympathetic and sympathetic ns (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) arteries. Myocardial excitation and contraction (cid:883). (eart muscle structure (cid:884). Sa and av nodes (cid:149) atrial / ventricular contraction wave . Systolic / diastolic (cid:149) arterial / venous (cid:888). a v o(cid:884) difference (cid:149) blood flow (cid:149) muscle metabolism (cid:889). Blood flow regulation: sickle cell trait, supplementation (cid:149) distribution (cid:149) regulation. Smooth muscle (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) Flow = pressure / resistance (cid:523)length viscosity(cid:524) / radius(cid:886) Vo(cid:884) = q a vo(cid:884) diff or vo(cid:884) = (r sv a vo(cid:884) diff. Control of cardiovascular function (cid:883). (eart rate regulation (cid:884). Stroke volume (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) (cid:149) Pressure volume relationships: lung volumes, pressure changes. End diastolic volume (pre load: venous return, frank starling mechanism (cid:149) aortic pressure / peripheral resistance (after load)