Cell Physiology - Parameters Flashcards Preview

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Flashcards in Cell Physiology - Parameters Deck (33)
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1
Q

Body water content

A

42L (60% of 70kg)

2
Q

Intracellular fluid volume (ICF)

A

28L (40% of 70kg)

3
Q

Extracellular fluid volume (ECF)

A

14L (20% of 70kg)

4
Q

Interstitial fluid volume

Part of ECF

A

10.5L (75% of ECF)

5
Q

Plasma volume

Part of ECF

A

3.5L (25% of ECF)

6
Q

Hemoglobin concentration

A

12 – 16 g/dL (or 120-160 g/L)

7
Q

Blood plasma Na+

concentration

A

135-150 mM

8
Q

Blood plasma H+

concentration

A

10^-7.38 M (pH 7.38)

9
Q

Blood plasma K+

concentration

A

3.5-5 mM

10
Q

Blood plasma Ca2+ concentration and its fractions

A

2.1-2.8 mM (total), 1.1-1.4 mM (free)

11
Q

Blood plasma Cl- concentration

A

95-105 mM

12
Q

Blood plasma HCO3- concentration

A

22-28 mM

13
Q

Blood plasma protein concentration:

A

Average 7 g/dL

14
Q

Albumin

A

3.5-5 g/dL

60% of plasma protein concentration

15
Q

Immunoglobulin

A

1-1.5 g/dL (~20%of plasma protein concentration)

16
Q

Fibrinogen

A

0.2-0.45 g/dL (4%)

17
Q

Intracellular Na+

concentration

A

10-15 mM

18
Q

Extracellular Na+

concentration

A

135-150 mM

19
Q

Intracellular H+

concentration

A

10^-7.2 (pH 7.2)

20
Q

Intracellular K+

concentration

A

120-150 mM

21
Q

Cytosolic Ca2+ concentration

A

100 nM (free)

22
Q

Intracellular Cl- concentration

A

20-30 mM

23
Q

Intracellular HCO3- concentration

A

12-16 mM

24
Q

Blood plasma osmolarity and oncotic pressure:

A

Osmolarity = 290 mOsm, Oncotic pressure = 28 mmHg (80% of it due to Albumin)

25
Q

Resting membrane potential of skeletal muscle cells

A

-90 mV

26
Q

Resting membrane potential of neurons

A

-70 mV

27
Q

Equilibrium potential of Na+ in neurons

A

+60 mV

28
Q

Equilibrium potential of K+

in neurons

A

-90 mV

29
Q

Equilibrium potential of Ca2+ in neurons

A

+130 mV

30
Q

Equilibrium potential of Cl- in neurons

A

-70 mV

31
Q

Equilibrium potential of Na+ in Muscle

A

+65 mV

32
Q

Equilibrium potential of K+ in Muscle

A

-94mV

33
Q

Equilibrium potential of Cl- in Muscle

A

-88mV