Science Quiz / Cardiovascular facts

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QUIZ: Can you name the Cardiovascular facts

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HintAnswer
Speed of upstroke in SA node (V/s)
Outward K gradient x
L-type Ca channel opens at (mV)
% of Ca2+ for contraction removed to ECF by Ca2+ ATPase
Inward Na gradient x
Normal resting heart rate? (bpm)
Nernst potential for Na (mV)
Intracellular K (mM)
Speed of upstroke in cardiomyocytes? (V/s)
Normal resting EDV? (ml)
R-R interval takes (ms)
Inward Ca gradient x
P-Q interval takes (ms)
Intracellular Na (mM)
Normal resting ESV? (ml)
Fast Na channel opens at (mV)
Q-T interval takes (ms)
Lowest diastole potential in autorhythmic cells? (mV)
Extracellular Ca (mM)
Time for fast Na channels to inactivate? (ms)
Rate of AP at Purkinje fibres (impulses per min)
S-T interval takes (ms)
Background Na and funny current Channel Erev?
Nernst potential for Ca (mV)
Conduction velocity through cardiac muscle (m/s)
HintAnswer
Length of action potential (ms)
Conduction velocity through HIS/Bundle branches/Purkinje (m/s)
% of Ca2+ for contraction removed to SR by ATP-Ca pump
Conduction velocity through AV node (m/s)
Extracellular Na (mM)
Nernst potential for K(mV)
T-type Ca channel opens at (mV)
Rate of AP at AV node (impulses per min)
Rate of AP at SA node (impulses per min)
What current causes the notch after peak depolarisation?
% of Ca2+ for contraction that comes from SR
EDV during severe exercise? (ml)
Atrial systole takes? (ms)
HR for severe exercise? (bpm)
Lowest diastole potential in cardiomyocytes? (mV)
ESV during severe exercise? (ml)
Extracellular K (mM)
% of Ca2+ for contraction removed to ECF by Na/Ca exchanger
Intracellular Ca (mM)
Diastole takes? (ms)
Normal resting afterload? (mmHg)
Fast Na channel reactivates at (mV)
Resting cardiac sarcomere length (micrometers)
Ventricular systole takes? (ms)
Time that L-Types Ca channels remain open ms

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