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The Circulatory System
Chapter
42
Biology
11th Grade
11/03/2010

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Term
what occurs during diastole?
Definition
blood pressure drops
Term
blood from the left atrium flows into the
Definition
left ventrical
Term
tissue flouid if filtered by
Definition
blood flow
Term
blood from arteries flows into
Definition
capillaries
Term
the circulatory system is responsible
Definition
distribution of oxygen, carries nutrients, provides natural defense against disease
Term
mature red blood cells
Definition
dont have a nucleus
Term
during the process of phagocytosis
Definition
bacteria are engulfed by WBC
Term
in an emergency transfusion, a person with blood type o madonate blood to individuals with blood type
Definition
A,B,AB,O
Term
red blood cells
Definition
transports respirating gases
Term
the body's main deffense against bacterial infection is the
Definition
WBC
Term
an increase in the number of WBC int eh body may indicate
Definition
infection
Term
the ventricles are
Definition
pumping chambers of the heart
Term
oxygenated blood from the lungs enters the heart at the:
Definition
left atrium
Term
pulmonary circulation is concerned with circulation to the
Definition
lung
Term
play a role in blood clotting:
Definition
platelets
Term
systole is:
Definition
contraction of ventricles
Term
the sinoatrial node is located near the:
Definition
right arterial opening
Term
are the blood clots or scab composed of fibrin and erthyrocytes
Definition
yes
Term
blood entering the heart from the superior vena cava is
Definition
unoxygenated
Term
vessels that carry blood directly away from the heart are called:
Definition
areteries
Term
does the pulmonary artery carry oxygenated blood?
Definition
no
Term
damage to the sinotrial node could result in:
Definition
possibel heartr attack, irregular heartbeat,
Term
the smallest and most numerous blood vessles in the body are:
Definition
capillaries
Term
during exercise, one cause of the heart pumping faster is in responseto the blood vessels:
Definition
constriction
Term
examples of lymph tissue:
Definition
tinsils, spleen, bone marrow, thymus
Term
is the heart located in the abdominal cavity?
Definition
no
Term
inflammation in an injured area of the body is characterized by:
Definition
reddening and swelling
Term
the process by which WBC destroy pathogens that have invaded the body is called:
Definition
phagocitosice
Term
a condition known as arteriosclerosisresults in:
Definition
narrowing of opening inside blood vessels
Term
an accummilation of dead pathogens and WBC ub ab ubfected area is called:
Definition
pus
Term
the lymphatic system is responseubke for:
Definition
filtering out pathogens, producing white blood cells to fight deisease, putting fluids back to the blood stream
Term
blood from the left ventricle flows into the:
Definition
aorta
Term
increases breathign rate, which in turn will make the heart pump faster:
Definition
epinephrine
Term
process used by WBC to ingest and destroy pathogens i the human body
Definition
phagocytes
Term
fluid formed from plasma and tissue fluid:
Definition
lymph
Term
blood from the right ventricle enters the:
Definition
pulmonary artery
Term
type AB+ blood contains
Definition
3 antigens
Term
is blood pressure higher in veins than in arteries
Definition
yes
Term
which are more numerous: WBC or RBC
Definition
RBC
Term
do arteries contain valves that prevent the backward flow of blood?
Definition
yes
Term
blood plasma is primarily composed:
Definition
water
Term
why do we sweat?
Definition
release excess heat when your cells are in motion
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