The Pennes Equation a)Experimental study-Temp mapping in the Human Forearm Subjects:Bare forearms of normotensive males (Neurological Institute) Environmental conditions: Room Temperature 25-27C Relative Humidity: 中。=62% Air:Free convection Measurement: T-type thermocouples J.A.P Vol.1No.2p.93-122,1948 H.H.Pennes Surface temp. Blood temp.The Pennes Equation a) Experimental study-Temp mapping in the Human Forearm Subjects: Bare forearms of normotensive males (Neurological Institute) Environmental conditions: Room Temperature 25-27 ℃ Relative Humidity: Air: Free convection Measurement: T-type thermocouples J.A.P Vol. 1 No.2 p.93-122, 1948 H.H.Pennes Surface temp. Blood temp. φ ∞ = 62%