Flashcards in Chapter 14-Blood Deck (193)
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Blood transports many substances. List six.
Oxygen
Carbon dioxide
Nutrients
Wastes
Heat
Hormones
1
Your blood regulates three aspects of homeostasis. List those three.
Body temp
pH
Water content of cells
2
Explain two ways in which your blood protects you.
1. Prevents blood loss through clotting response to injury
2. Combats microbes and toxins through the action of white blood cells or specialized plasma proteins
3
Average temperature of blood:
38°C (98.6°F)
4
pH of blood:
7.35-7.45
5
Volume of blood in the average adult:
4-6 liters
6
Blood consists of about ____ percent plasma and ____ percent formed elements, which include ______ and _________
55%
45%
Cells
Cellfragments
7
The three types of formed elements (or cells) are:
RBC's
WBC's
Platelets
8
The top layer of configured blood.
Plasma
9
The layer of centrifuges blood with the greatest volume.
Plasma
10
The layer of centrifuges blood with the least volume
White blood cells and platelets
11
The layer forming the buffy coat
White blood cells and platelets
12
The bottom layer of centrifuged blood
Red blood cells
13
Makes up 92% of plasma
Water
14
A protein made by the liver for blood clotting
Fibrinogen
15
Protein needs to maintain blood viscosity and pressure
Albumins
16
Protein needed to produce antibodies
Globulins
17
Blood formation is a process known as ______. All blood cell arise from hemopoietic _______ cells.
Pluripotent stem
18
After birth, most blood cell formation takes place in the red bone marrow. List three bones where this process takes place after birth.
Femur stern pelvis
19
A mature erythrocyte (does, does not) captain a nucleus.
Does not
20
The pigment named _____ accounts for the colors of RBC's. It also is responsible for transporting almost all _____ in the blood.
Hemoglobin
Oxygen
21
RBC's are normally shaped like ______ discs which gives them more flexibility and ______ area.
Biconcave
Surface
22
The average life of red blood cell is about 4 (hours, days, months, years)
Months
23
In adults, the RBC's count per UL is (500, 5,000, 250,000, 5 million, 250 million)
5 million
24
Not truly cells, but fragments of cells
Platelets
25
Also known as thrombocytes
Platelets
26
Include two subcategories: granular and agranular
Leukocytes
27
Also kown as white blood cells
Leukocytes
28
Also known as red blood cells
Erythrocytes
29
