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Blood Pathway in Body
BLOOD!!! muhahaha
45
Physiology
11th Grade
04/05/2009

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Term
Blood Enters Heart From____________ and __________ _____ ____ and ________ ________ INTO _______ ________.
Definition
*Superior and Inferior Vena cava
*Coronary Sinus
*Right Atrium
Term
Blood leaves __________ ________ INTO ______ ___________.
Definition
*Right Ventricle
Term
Passes through _________ ____________ (__) valve (_________ ______)
Definition
*right atrioventicular (AV)
*tricuspid valve
Term
SIDE NOTE! _________ ________ attached to _________ __________ prevent Valve from allowing 2 way blood flow.
Definition
*Chordae tendineae
*papillary muscle
Term
Blood moves from Right Ventricle INTO ______ and _____ ________ _______.
Definition
*right and left pulmonary arteries
Term
SIDE NOTE!
____________ _________ valve prevents back flow.
Definition
*Pulmonary Semilunar
Term
L and R pulmonary arteries bring blood to ______ and ______ _______ for ________ ______.
Definition
*Left and Right Lung
*gas exchange
Term
Blood returns to ______ ______ via two left and two right ______ _______.
Definition
*pulmonary veins
Term
Blood leaves left atrium into ______ ______.
Definition
*Left ventricle
Term
Blood passes through _____ ________ _____ (___).
Definition
*left atrioventricular valve (AV)
Term
Blood leaves left ventricle via ________ ________ ____ INTO ______.
Definition
*aortic semilunar valve
*Aorta
Term
Right Ventricle _________ VS left ventricle
Definition
thinnner
Term
________ _________ supply blood to the heart muscle.
Definition
Coronary arteries
Term
Two types of cardiac muscle cells
Definition
*contractile cells
*conducting system
Term
contractile cells=
Definition
*contracting muscle cells
*99%
Term
conducting system=
Definition
control and coordinate contractile cells
Term
Conducting system->
Pacemaker cells in ___________ ______ (---)
Definition
sinoatrial node (SA Node)
*in right atrium
*initiate contraction of atria
Term
Stimulus passed to ______ ____ (___)
Definition
atrioventricular node (AV node)
*floor of right atrium
Term
ECG/EKG =
Definition
measurement of conducting impulse
Term
Cardiac cycle
Definition
*systole
*diastole
*BP
Term
Blood flow control ->
Definition
*ADH
*Angiotensin II
*Erythropoetin
*ANP
Term
ADH=
Definition
Controls H2O level in blood
Term
Angiotensin II
Definition
*Causes vasoconstriction
*stimulates ADH release
Term
Erythropoetin
Definition
*controls RBC production
Term
ANP
Definition
*atrial natriuretic peptide
*Increases Na+ secretion in kidney
*Increases water loss
*Blocks ADH, Aldosterone, Epinephrine, norepinephrine
*reduces thirst
Term
Blood Plasma Proteins
Definition
*Albumins
*Globulins
*Fibrinogen
Other Proteins
Term
Albumins
Definition
*60% of plasma
*regulate osmotic pressure
*transport fatty acids/hormones
Term
Globulins
Definition
*35% of plasma
*immunoglobulins= antibodies (attack foreign proteins)
*Transport globulins transport ions/ions
Term
Fibrinogen
Definition
*4% of plasma
*Functions in blood clotting
Term
Hemopoesis=
Definition
formation of blood cells
Term
Hemocytoblasts form
Definition
*Myeloid stem cells
*Lymphoid stem cells
Term
Myeloid stem cells form
Definition
*erythrocytes
*platelets
*neutrophils
*monocytes
*Basophils
*Eosinophils
Term
Lymphoid stem cells
Definition
form lymphocytes
Term
Erythrocytes
Definition
*carry hemoglobin
*Last approx 120 days
*No Nucleus
*Erythropoesis requires Fe and vitamin B12 and folic acid
Term
Blood type
Definition
Inherited genes form antigens on RBC cell membrane surface
*Presence of antigens=blood type
Term
Leukocytes
Definition
*Neutrophils
*Eosinophils
*Basophils
*Monocytes
*Lymphocytes
Term
Neutrophils
Definition
*Engulf pathogens
Term
*Eosinophils
Definition
Engulf pathogens with exocytosis of toxins onto surface of multicellular pathogens(parasitic worms)
Term
Basophils
Definition
*release histamine and heparin at damage site to 'call' others to injury site
Term
monocytes
Definition
Major Macrophage in tissue
Term
Lymphocytes
Definition
*T cells
*B Cells
*NK Cells
Term
T cells
Definition
coordinate cellular immunity
Term
B cells
Definition
antibody protection
Term
NK cells
Definition
Destroy bad cells
Term
Platelets
Definition
Fragments of megakaryocytes
*initiate clotting process
*Plug holes in blood vessels
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