Special Parameters: Cardiovascular system Flashcards
Duration of PQ interval of ECG (HR=75/min)
0.12 - 0.2s
Duration of QRS complex of ECG (HR=75/min)
0.06 - 0.1s
Duration of P wave of ECG (HR=75/min)
0.12s
Amplitude of ST-segment of ECG: isoelectric
max 1-2 small square(0.1-0.2mV)
Amplitude of R and T waves of ECG in II. lead
R wave 1.4mV, T wave 0.3mV
Duration of cardiac cycle (HR=75/min)
0.85s
Duration of systole (HR=75/min)
0.3s
Duration of diastole (HR=75/min)
0.55s
Duration of ventricular ejection (HR=75/min)
0.25s
Duration of ventricular filling (HR=75/min)
0.3s
Stroke volume
80ml
Systolic pressure in the aorta
120mmHg
Diastolic pressure in the aorta
80mmHg
Systolic pressure in the right ventricle:
15-30mmHg
Diastolic pressure in the right ventricle
3-8mmHg
Systolic pressure in the left ventricle
100-140mmHg
Diastolic pressure in the left ventricle
3-12mmHg
Systolic pressure in the a. pulmonalis
15-30mmHg
Diastolic pressure in the a. pulmonalis
4-12mmHg
Central venous pressure
3-8mmHg
Blood flow of kidney
20% resting
4% exercise
Blood flow of splanchnic area
25% resting
5% exercise
Blood flow of brain
15% resting
4% exercise
Blood flow of heart
5% resting
5% exercise
Blood flow of skin
20% resting
80% exercise
Blood flow of skeletal muscles
20% resting
80% exercise
Cerebrospinal fluid volume
150ml
Protein concentration of cerebrospinal fluid
15-45mg/dL
Hydrostatic pressure of capillaries in the arteriolar end and in the venular end:
arteriolar end = 36mmHg
venular end = 16mmHg
Effective filtration pressure of capillaries in the arteriolar end and in the venular end:
arteriolar end = 12mmHg
venular end = -4mmHg
Oxygen consumption in 1 minute
250ml/min
AVDO2 in the systemic circulation
50ml
AVDO2 in the kidney
350ml/100g/min
AVDO2 in the splanchnic area
34ml/L
AVDO2 in the brain
62ml/L
AVDO2 in the heart in resting condition
120mlO2/L
and during physical exercise:
????
AVDO2 in the skin
20-30mlO2/L
AVDO2 in the skeletal muscles in resting condition
60mlO2/L
AVDO2 in the skeletal muscles and during physical exercise
150mlO2/L