cells and internal environment Flashcards
1
Q
what % of our bodies is protein
A
18%
2
Q
what % of our bodies is fat
A
15%
3
Q
what % of our bodies is minerals
A
7%
4
Q
what % of our bodies is water
A
60%
5
Q
how much water is in the body on average
A
42L
6
Q
what are the 2 body fluid compartments
A
intra and extra cellular fluid
7
Q
what is intracellular fluid
A
water in cells
8
Q
what is the extracellular fluid
A
interstitial fluid and blood plasma
9
Q
how is the plasma membrane held together
A
van der vaals forces
10
Q
what shape is a liposome
A
ball shaped
11
Q
what is the blood plasma composed of
A
Na+ 152mM , Cl- 113mM, K+ 5mM, low proteins
12
Q
what is the interstitial fluid composed of
A
Na+ 143mM, Cl- 117mM, K+ 4mM, v low proteins
13
Q
what is the intracellular fluid composed of
A
Na+ 14mM, Cl- 9mM, K+ 157mM, high proteins
14
Q
A
