MEMORIZE THESE FORMULAS

Question 1

What is the formula for the nernst equation?

Answer 1

Vm = RT/ZF Log (xo/xi)

Vm=61.5 log (ko/ki)

Question 2

What is the formula for cardiac output?

Answer 2

CO = HR X SV

Question 3

What are the two formulas for MAP?

Answer 3

MAP = TPR x CO
MAP = DP +1/3 (SP+DP)

Question 4

What are the two formulas for PP?

Answer 4

PP = SP-DP
PP = SV/C

Question 5

What is the flow in series?

Answer 5

Q=Q1=Q2…

Question 6

What is the flow in parallel?

Answer 6

Q=Q1+Q2+Q3…

Question 7

What is the equation for area in a blood vessel?

Answer 7

A = Pi r^2

Question 8

What is the equation for transit time?

Answer 8

V/Q

Question 9

What is the total resistance in series?

Answer 9

R=R1+R2+R3

Question 10

What is the total resistance in parallel?

Answer 10

1/R = 1/R1 +1/R2 +1/R3

Question 11

What is the partial fraction of a gas equal to (Fi) ?

Answer 11

Fi = ni/nt

Question 12

What is work equal to in the heart?

Answer 12

work = preload x afterload

Question 13

What is stroke volume equal to?

Answer 13

EDV - ESV

Question 14

What is ejection fraction equal to?

Answer 14

EF =SV/EDV

Question 15

What is the transmural P in the lung equal to?

Answer 15

Palv - Ppl

Question 16

What is the transmural chest P equal to?

Answer 16

Ppl - Patm

Question 17

What is total transmural P equal to?

Answer 17

Pt = Pc + Pl = Palv - Patm

Question 18

What is the vital capacity equal to?

Answer 18

Vc = IRV + ERV + Vt = TLC-RV

Question 19

What is inspiratory reserve capacity?

Answer 19

IRV + Vt= TLC-FRC

Question 20

What is the n2 washout equation?

Answer 20

FRC = Fn2 sp x (Vsp)/(Fn2 L)

Question 21

How do you calculate FRC in a pletysmograph?

Answer 21

-Pt (delta V)/ (delta P)

Question 22

What is the formula for gain?

Answer 22

correction/error