UNIT 1 Blood Flashcards
others solutes in plasma:
- lipids
- carbohydrates
- electrolytes
- nutrients
- hormones
- vitamins
- enzyms
- metabolites (urea/crea)
COMPONENT
AND % OF
BLOOD
- plasma (55%)
- Buffy Coat (WBC and platelets)(<1%)
- RBC (45%)
BLOOD SPECIFIC GRAVITY SERUM
1.024-1.028
BLOOD SPECIFIC GRAVITY
PLASMA
1.025-1.029
The conditions for in vitro testing should indicate the ff:
○ Osmotic concentration
○ pH range
○ Temperature
blood is how many times more thicker than water?
3.5-4.5 times
exact blood that goes out from the blood
vessel, intact blood
Whole blood
TOTAL BLOOD VOLUME adult male
5-6 L
must replicate
exact environmental body conditions.
In vitro testing of blood & other body fluids
BLOOD PH AVERAGE
7.40
BLOOD PH
Arterial
7.45
BLOOD SPECIFIC GRAVITY
NUMBER OF SOLUTES DISSOLVED IN BLOOD
Whole blood is composed of?
- erythrocytes
- leukocytes
- platelets
- plasma
proteins in plasma and %
- Albumin (55%)
- GLobulin (38%)
- Fibrinogen (7%)
componets and % of plasma
- proteins (7%)
- Water (91.5%)
- Other solutes (1.5%)
blood make up howw mnay percent of total body component
7 to 8%
time for blood to coagulate
5-10 mins
plasma color
hazy and pale yellow
space/volume occupied by packed red blood cells in a given volume of blood usually expressed in % (Conventional Unit) or L/L (SI Unit)
Packed Cell Volume (PCV)
Red blood cell are also reffered to as?
■ Hematocrit
■ Erythrocyte Volume Fraction (EVF)
■ Packed Cell Volume (PCV)
s the body’s tendency to move forward
toward physiological stability.
Homeostasis
Blood is nutritional because?
it is a dissolved product of
metabolism.
Approximately ____ grams solid per 100mL blood.
20
BLOOD SPECIFIC GRAVITY Whole blood
1.045 - 1.066
FUNCTIONS OF BLOOD
- Respiratory
- Nutritional
- Excretory
- Buffering action
BLOOD PH
Venous
7.35
________ of blood per kilogram body weight.
75 to 85mL
TOTAL BLOOD VOLUME adult female
4-5 L
serum color
clear and straw colored
BUffy coat layers and their components
● Uppermost Layer (lightest, less
dense)
○ Platelets
● Middle Layer (non granulated WBCs)
○ Monocytes
○ Lymphocyte
● Lowermost Layer (granulated
WBCs)
○ Neutrophils, Basophils, Eosinophils
○ Reticulocytes
○ Immature RBC precursor cells
TOTAL BLOOD VOLUME newborns
250-350 mL
