BLOOD PHYSIOLOGY Flashcards
______ - part of extracellular fluid
Blood
Blood formation - EC differentiated into ______ and ______
plasma, interstitial fluid
blood - ______ and ______
plasma, cells
The role of blood in internal environmental = ______
homeostasis
Blood = ______ + ______ cells
plasma, blood
______ - the percentage of total blood volume that blood cells occupy.
Hematocrit
BLOOD COMPOSITION
normal value
male: ______-______%
40, 50
BLOOD COMPOSITION
normal value
female: ______-______%
37, 48
BLOOD COMPOSITION
normal value
newborn: ______%
55
BLOOD COMPOSITION
- ______
- ______
Cellular components
Plasma
BLOOD COMPOSITION
Cellular components:
______
______
______
Red Blood Cells (Erythrocytes)
White Blood Cells (Leucocytes)
Platelets (Thrombocytes)
BLOOD COMPOSITION
Plasma:
98% ______ + ______ + ______ e.g. (______, ______, ______)
water, ions, plasma proteins, Albumin, globulin, Fibrinogen
______: Same ionic composition as interstitial fluid.
Plasma
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Specific gravity
Viscosity
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Specific gravity:
total blood (______-______) more influenced ______
1.050, 1.060, RBC
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Specific gravity:
plasma (______-______) more influenced by ______
1.025, 1.030, plasma protein
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Specific gravity:
RBC (______-______) more influenced by ______.
1.090, 1.092, Hb
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Viscosity:
Blood relative viscosity (______~______) mainly depends on the numbers of ______
4, 5, red blood cells
PHYSICAL AND CHEMICAL CHARACTERISTICS OF BLOOD
Viscosity:
Plasma relative viscosity (______~______) is mainly involved in ______
1.6, 2.4, plasma protein
FUNCTIONS OF BLOOD
Transport
Homeostasis
Protecting against infections
Blood clotting prevent blood loss
FUNCTIONS OF BLOOD
Transport
______, ______, ______, ______, ______
02, CO2, nutrient, hormones, waste product
FUNCTIONS OF BLOOD
Homeostasis
Regulation of ______, ______
body temperature, ECF pH
FUNCTIONS OF BLOOD
Protecting against infections
______, ______
White Blood Cells, Antibodies
Blood Volume
______ liter in adult:
______% is packed cells volume (PCV).
______% is plasma volume.
5, 45, 55
Blood Cell Formation
______: Formation of RBC (erythrocytes)
Erythropoiesis
Blood Cell Formation
______: Formation of WBC (leucocytes)
Leucopoiesis
Blood Cell Formation
______: Formation of platelets (thrombocytes)
Thrombopoiesis
______: The forming processes of erythrocyte (red blood cell, RBC), leukocyte (white blood cell, WBC) and thrombocyte (platelet, P) originating from hematopoietic stem
Hemopoiesis
Red Blood Cells
Shape & size
______ Disc.
Flat Biconcave
Red Blood Cells
Shape & size
Non-______.
nucleated
Red Blood Cells
Shape & size
Diameter ______.
7-8 umx2.5umx1 um
Red Blood Cells
Shape & size
Flexible or not?
Flexible
Red Blood Cells
Shape & size
Average volume ______
90-95 um^3
Red Blood Cells
Shape & size
Number = ______
4.7 - 5 x10^6
Red Blood Cells
Shape & size
Hb = ______ in the blood
14-16 g/dl
Production of RBC
In-utero:
• Early few weeks of embryo nucleated RBCs are formed in ______.
• Middle trimester mainly in ______ & ______ & ______
• Last months RBCs are formed in ______ of all bones
yolk sac
liver, spleen, lymph nodes
bone marrow
Production of RBC
After Birth:
• ______ of flat bone continue to produce RBC into adult life
• Shaft of long bone stop to produce RBC at ______ while ______ continued
Bone marrow
puberty, epiphysis
Normal bone marrow conversion
Infant (______)
<1 year
Normal bone marrow conversion
Childhood (______)
1-10 years
Normal bone marrow conversion
Adolescent (______)
10-20 years
Normal bone marrow conversion
Adult (______)
> 25 years
Stages of differentiation of RBC
Stages of RBC development:
Committed stem cell:
(6)
• Proerythroblast
• basophil erythroblast
• polychromatophil erythroblast
• orthochromatic erythroblast
• Reticulocytes
• Mature erythrocytes
Stages of differentiation of RBC
In cases of rapid RBC production
→↑______ in the circulation.
reticulocytes
ERYTHROPOIESIS
Hemopoietic material for erythropoiesis: ______ and ______
iron (Fe++), protein
ERYTHROPOIESIS
Influencing factors of RBC maturity: ______ and ______ (______)
Vitamin B12, folic acid, DNA metabolism
ERYTHROPOIESIS
Process of erythropoiesis (______-______ days)
6, 7
ERYTHROCYTE PHYSIOLOGY
Number of RBC: it is most numbers in the ______.
• Normal value (Male adult): ______; ave: ______
• Female adult: ______; average: ______
• Newborn: ______
blood
4.5~5.5x10^12/L, 5.0×10^12/L
3.8~4.6× 10^12/L, 4.2×10^12/L
≥ 6.0x10^12/L
ERYTHROCYTE PHYSIOLOGY
Protein within RBC is ______:
• Hb in male adult: ______
• Hb in female adult: ______
• Hb in newborn (within 5 days): ______
• Pregnant female, numbers of RBC and Hb are relatively ______ (because of ______).
hemoglobin (Hb)
120~160 g/L
110~150 g/L
≥ 200 g/L
less, more plasma
Functions of RBC
RBC can be used for transportation of ______, and ______, in the blood
RBC can be served as ______.
O, CO
pH buffer
Main place for Erythropoiesis is ______. Another place is ______.
bone marrow, liver
LIFE AND BREAKAGE OF RBC
Life-span: ______ days, about ______ months, each RBC circulates ______ km averagely in vessels, ______ life-span for aged RBC
120, 4, 27, short
LIFE AND BREAKAGE OF RBC
Breakage: places are ______, ______ and ______, and after breakage, Hb released from RBC immediately combine with ______ (Hb touched protein) which is taken in by liver for ______ reuse.
liver, spleen, lymphatic node, plasma a2-globulin, iron
LIFE AND BREAKAGE OF RBC
______, very toxic if it get into blood, normally, it can be metabolized into ______ in liver.
Hb, bile pigment
Regulation of RBC production
Erythropoiesis is stimulated by ______ hormone produced by the ______ in response to ______ (low oxygen in the blood)
ERYTHROPOIETIN, kidney, hypoxia
Regulation of RBC production
Hypoxia (low oxygen) caused by:
• Low RBC count (Anemia)
• Hemorrhage
• High altitude
• Prolonged heart failure
• Lung diseases
Erythropoietin:
• ______protein
• ______% from renal cortex and ______% from the liver.
• Stimulate the growth of early ______.
• Does not affect ______
• Can be measured in ______ & ______.
Glyco, 90, 10, stem cells, maturation, plasma, urine
Number of Leukocyte (white blood cells, WBC): ______
(4.0~10) ×10^9/L
CLASSIFICATION OF LEUKOCYTE:
Granulocyte (neutrophil, eosinophil, basophil), Monocyte and Lymphocyte
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Diapedesis
Chemotaxis
Phagocytosis
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______: Metamorphosed WBCs pass through vessel wall getting into interstitial fluid.
Diapedesis
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______: It is a process that WBCs shift to some chemical material (metabolic production, antigen-antibody complex, bacteria, toxin, etc).
Chemotaxis
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______: It is a process that WBCs enclose and engulf exotic or extraneous material, and use intracellular enzyme digesting them.
Phagocytosis
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Another name, polymorphonuclear, PMN, 6-8 h in the vessels diapedisis, chemotaxis and phagocytosis (using its hydrolyzed enzyme)
Neutrophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Function: It plays a very important role in nonspecific cellular immunity system which is against pathogenic microorganism, such as bacteria, virus, parasite, etc.
Neutrophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Clinic relation: Number of this greatly increase occurring in acute inflammation and earlier time of chronic inflammation.
Neutrophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Circadian changes: Its number is lower in the morning and higher at night.
Eosinophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- It limits and modulates the effects of basophil on fast allergic reaction.
- It is involved in immune reaction against worm with opsonization.
Eosinophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Clinic relation: Its number increase when person suffers from parasite infection or allergic reaction.
Eosinophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Circulatory time: 12 hours
Basophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Basophil
- Basogranules contain ______, ______, ______ and ______ for allergic reaction.
heparin, histamine, chemotactic factors, chronic reactive material
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
______
- Function: It is also involved in allergic reaction.
Basophil
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Monocyte
- diameter about ______ without granule
15~30 um
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Monocyte
Function:
1. Phagocytosis
2. Monocytes in the tissue from blood are called
______
3. ______ induced by monocyte may modulate other cells growth.
4. ______ plays a very important role in specific immune response
macrophages, Cytokines, Monocyte-macrophage system
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Lymphocyte
- Classification: It can be separated into ______ and ______.
T-Lymphocyte, B- Lymphocyte
PHYSIOLOGICAL CHARACTERISTICS AND FUNCTIONS OF WBC
Lymphocyte
- Function:
1. Lymphocytes serve as a ______ in immune responsive reaction.
2. T- Lymphocytes involved in ______.
3. B- Lymphocytes involved in ______.
nuclear role, cellular immunity, humoral immunity
PLATELET OR THROMBOCYTE PHYSIOLOGY
Shape: ______ disk like, diameter about ______
Biconvex, 2-4 um
PLATELET OR THROMBOCYTE PHYSIOLOGY
Complicated structure: ______, ______ body, ______ enzyme, ______ system, ______ system, ______,etc.
a- granule, dense, lysin peroxide, opening tubular, dense tubular, canaliculus
PLATELET OR THROMBOCYTE PHYSIOLOGY
Dense body: It contains ______, ______, ______, ______, ______, etc.
ADP, ATP, 5-HT, Ca2+, epinephrine
PLATELET OR THROMBOCYTE PHYSIOLOGY
Source: ______ from the ______
Megakaryocyte, marrow
NORMAL VALUE AND FUNCTION OF PLATELET
Normal value: ______~______, range from ______%-______%
100×10^9, 300× 10^9, 6, 10
NORMAL VALUE AND FUNCTION OF PLATELET
Normal changes: more number in the ______ than in the morning, more in ______ than in spring, more in the ______ than capillary, after sports, during pregnancy
afternoon, winter, venous blood
NORMAL VALUE AND FUNCTION OF PLATELET
Function:
1. It maintains ______ cells smooth and ______ (repairing endothelium and providing nutrition).
2. It is involved in ______
capillary endothelial, integrated, physiological hemostasis
LIFE-SPAN AND BREAKAGE OF PLATELET
Life-span: Averagely, ______ days in the blood. It can be consumed when it displays physiological functions.
7-14
LIFE-SPAN AND BREAKAGE OF PLATELET
Breakage: Aged platelet can be processed by ______ in liver, spleen and lymphatic node.
phagocytosis
______: The process from vessel bleeding to automatic hemostasia.
PHYSIOLOGICAL HEMOSTASIS
PHYSIOLOGICAL HEMOSTASIS
Bleeding time: The time from vessel bleeding to automatic hemostasia. Normal time is ______ and it is longer when platelet ______.
1-3 min, decrease
PHYSIOLOGICAL HEMOSTASIS
Process of hemostasis:
Blood vessel contraction or convulsion
Platelet thrombosis
Fibrin, clot formation and maintenance
PHYSIOLOGICAL HEMOSTASIS
Process of hemostasis:
______ (neuroreflex; 5-hydroxytryptamine,5-HT; thromboxane A2, TXA2; endothelin, ET)
Blood vessel contraction or convulsion
PHYSIOLOGICAL HEMOSTASIS
Process of hemostasis:
______ (platelet adhesion, aggregation, release and contraction)
Platelet thrombosis
PHYSIOLOGICAL HEMOSTASIS
Process of hemostasis:
______ (blood coagulation activation)
Fibrin, clot formation and maintenance
______: The process of blood flow from flowing liquid to gel or gelatin.
BLOOD COAGULATION BLOOD CLOTTING FACTOR
BLOOD COAGULATION BLOOD CLOTTING FACTOR
Serum: ______ fluid after blood coagulation.
Light yellow
BLOOD COAGULATION BLOOD CLOTTING FACTOR
Difference between serum and plasma mainly consists in ______.
no fibrinogen in serum
______ is a series of complicated biochemical reactions with various enzymes.
Blood coagulation
______: Material which are directly involved in blood coagulation. There are ______ factors (Roman numerals) except Ca2+, phospholipid, other factors being protein, and except FIII (TF), others are in fresh plasma synthesized by liver with VitK.
Blood clotting factor, 12
BLOOD COAGULATION PATHWAYS
Intrinsic pathway of blood coagulation
Extrinsic pathway of blood coagulation
BLOOD COAGULATION
______: All blood clotting factors involved in blood coagulation come from blood. ______ with negative charges (______) on the endothelium of blood vessel activates blood FXII as beginning of coagulation named ______.
Intrinsic pathway of blood coagulation, Eyewinker surface, collagenin, surface activation
BLOOD COAGULATION
______: Stimulus activates tissue factor (FIII) as beginning of coagulation.
Extrinsic pathway of blood coagulation
______ of blood coagulation is faster than ______ of blood coagulation because its steps are more simple.
Extrinsic pathway, intrinsic pathway
______ - involved in fibrinolysis, tissue repair and vessel rebirth.
Fibrinolytic system
Two fibrinolytic systems: ______ (leucocyte, macrophage, endothelial cell, mesothelial cell and platelet) to engulf and digest fibrin and ______ (plasminogen activators (PA) and its inhibitors (PAI), plasminogen, plasmin)
cellular, plasma
FIBRINOLYSIS
Endothelial cells (______ pathway)
Extrinsic
FIBRINOLYSIS
Kallikrein (______ pathway)
Intrinsic
BLOOD GROUP
History: ABO blood group system was founded by ______ in ______.
Landsteiner, 1901
______: Types of specific antigens on the blood cell.
Blood group
______: Combination of the same ______ (or named agglutinogen, glycoprotein/glycolipid on the membrane of blood coll) and ______ (or named agglutinin, r-globin in serum) results in harmful immune reactions showing ______.
Agglutination, antigen, antibody, hemolysis
BLOOD GROUP OF RBC
Number: ______ types, ______ antigens, more important blood groups are ABO, Rh, MNSs, Lutheran, kell, Lewis, duff, kidd, etc and all of them could result in ______ during transfusion.
23, 193, hemolysis
______ is widely used in clinic treatment.
Transfusion
Principle of transfusion:
- Identification of blood group
- Cross-match test must be done
- The same types of blood group should be considered.
TYPES OF TRANSFUSION
According to source of transfusion, allogenetic transfusion (more use), autologous transfusion.
According to component of transfusion, whole blood transfusion, transfusion of blood components
Autologous transfusion has some advantages.
______ transfusion has some advantages:
It decreases ______.
It blocks syndrome (fever, hemolysis) induced by ______.
It stimulates ______ towards RBC.
Autologous, infection, allogenetic transfusion, bone marrow hemopoiesis