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Galería de mapas mentales blood circulation
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blood circulation
A mind map about the physiology of blood circulation. The main contents include the pumping function of the heart, the electrophysiology and physiological characteristics of the heart, vascular physiology, etc.
Editado a las 2022-11-06 16:40:46,
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blood circulation
heart pumping function
Blood pumping process and mechanism
atrial systole
ventricular systole
isovolumetric contraction phase
rapid ejection period
slow down ejection phase
ventricular diastole
isovolumetric diastole
rapid filling period
slow down filling phase
Cardiac output and cardiac pump function reserve
Factors affecting cardiac output
Preload (end-diastolic volume)
Myocardial heterologous autoregulation
Factors affecting preload
venous blood return volume
venous return velocity
ventricular diastolic function
ventricular compliance
intrapericardial pressure
Afterload (arterial blood pressure)
myocardial contractility
heart rate
Cardiac function evaluation
Stroke work
Every share of work
heart sounds
First heart sound (beginning of ventricular contraction)
Second heart sound (beginning of ventricular relaxation)
Third heart sound (end of rapid ventricular filling)
Fourth heart sound (late ventricular diastole)
Electrophysiological and physiological properties of the heart
Transmembrane potential and formation mechanism of cardiomyocytes
working cells
Issue 0: Sodium ion influx
Phase 1: Potassium ion efflux
Phase 2: Outflow of potassium ions and influx of calcium ions
Stage 3: Potassium ion efflux
Issue 4: Sodium-potassium pump
sinoatrial node cells
Phase 0: Calcium ion influx-slow-response autonomous cells
Phase 4 automatic depolarization - fastest - normal pacing
Phase 4 mechanism-potassium ion efflux
Purkinje fiber
Phase 0: Sodium ion influx-fast-response autonomous cells
4th phase automatic depolarization - relatively slow
Phase 4 mechanism-influx of sodium ions, outflow of potassium ions
Physiological characteristics of myocardium
Excitability
cyclical changes
Valid refractory period
relative refractory period
supernormal period
Influencing factors
Relationship between cyclic changes and contractile activity
preterm contraction
compensatory interval
conductivity
conduction pathway
Influencing factors
Action potential phase 0 depolarization speed and amplitude
membrane potential level
Excitability of membranes adjacent to unexcited areas
self-discipline
Contractibility
Synchronous contraction
No tetanic contraction occurs
Dependence on extracellular calcium ions
Surface electrocardiogram
Vascular Physiology
Functional characteristics of various types of blood vessels
Hemodynamics
Arterial blood pressure and arterial pulse
Formation mechanism
normal value
Influencing factors
stroke volume
peripheral resistance
circulating blood volume
heart rate
aortic elasticity
Venous blood pressure and venous blood return volume
central venous pressure
Venous blood volume and influencing factors
blood volume
myocardial contractility
skeletal muscle compression
respiratory movements
body position
Microcirculation
Composition and pathways
Generation and reflux of tissue fluid (effective filtration pressure)
Factors affecting tissue fluid production
capillary pressure
plasma colloid osmotic pressure
capillary permeability
Lymphatic circulation
tissue fluid
Lymph production and return
Regulation of cardiovascular activity
neuromodulation
cardiovascular innervation
cardiovascular center
cardiovascular reflex-baroreceptor reflex
body fluid regulation
RAS system
adrenomedullary hormone
vasopressin
atrial natriuretic peptide
other hormones
self-regulation
Long-term regulation of arterial blood pressure
organ circulation
coronary circulation
Pulmonary circulation
cerebral circulation