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Human Physiology
Heart · Neural · Breathing
❤ Physiology
Heart Rate
BPM
72
Breathing
Breaths/min
15
Tidal Volume (mL)
500
Neural
AP speed (×)
1.5
Live Stats
Heart Rate
72 BPM
Resp. Rate
15 br/min
Tidal Vol.
500 mL
Cardiac Output
—
CARDIAC OUTPUT:
CO = HR × SV
Normal SV ≈ 70 mL
CO_rest ≈ 5 L/min
ACTION POTENTIAL:
Phase 0: Na⁺ in
Phase 2: Ca²⁺ in
Phase 3: K⁺ out
Resting: −70 mV
BOYLE'S LAW:
P↓ → V↑ (inhale)
P↑ → V↓ (exhale)
TV_rest ≈ 500 mL
❤ Heart & Blood Flow
⚡ Action Potential
🫁 Breathing Mechanics
ECG / Heart Trace