L2 Plasma and Plasma Proteins

Question 1

What is the pH of the blood ?

Answer 1

7.35 - 7.45

Question 2

Osmolarity and Salinity of blood:

Answer 2

Osmolarity: 300 mOsm
Salinity: 0.85% (NaCl concen)

Blood is 8% of total body weight

Question 3

Plasma is what perecentage of the blood ?

Answer 3

55%

4-5 L in females 5-6 L in males

Question 4

Percentage and functionof H2O in the plasma

Answer 4

> 90%
Absorbs heat and acts as solvent

Question 5

What are the solutes of the plasma ?

Answer 5

1) Proteins
2) Nitrogenous bases
3) Organic Nutrients
4) Electrolytes
5) Respiratory Gases
6) Trace elements & Vitamins

Question 6

What are the functions of plasma proteins ?

Answer 6

1) Defense
2) Manitain viscosity
3) Buffering Capacity
4) Reserve of body proteins
5) Transport
6) Blood clotting
7) Humoral Immunity
8) Plasma oncotic pressure

Question 7

What is the most abundunt plasma protein ?

Answer 7

Albumin, 60% , 3.5-5.0g/dL

single polypeptide amino acid chain 585 aa. MW 69,000

Question 8

What does albumin transport ?

Answer 8

1) Metal Ions
2) Free fatty acids
3) bilirubin
4) bile aicd
5) hormones

Question 9

What arte the 2 functions of albumin ?

Answer 9

Transport & Maintainence of Osmotic Pressure

Question 10

What do globulins transport ?

Answer 10

1) Lipoproteins
2) Lipids
3) Hormones
4) Thyroxin
5) Vit B12, A ,D K
6) Bilirubin
7) Steroid
8) Cholesterol
9) Copper
10) Iron( transferrin)