Circulatory System Unit 6.
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Transcript of Circulatory System Unit 6.
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Circulatory System Unit 6
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ObjectivesDescribe the structure and function of the
human _________Trace the flow of blood through the ______ and
_________Distinguish between ________, _________ and
_____________ in terms of their structure and function.
Distinguish between __________ circulation and ______________ circulation
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The HeartThe circulatory system is made up of the
_____________system and the lymphatic system.The cardiovascular system is made up of the
_____________, _____________ and ____________________________.
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The Heart The _________ is the central organ of the
cardiovascular system.
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The HeartSome of the important parts of the heart include:
________________ ________________ ________________
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The Heart: The SeptumSeptum: separates the heart _________ into two
sides.
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The Heart: The AtriumThe Atrium: is the _______chamber of the
heartThe Right Atrium: receives ________ blood
that is __________ to the heart
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The Heart: The VentricleThe Ventricle: is the ___________chamber of the
heartThe Right Ventricle: pumps __________ blood
______ of the heart.
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The Heart: ValvesThe valves
are flaps of ________ that control the flow of the _______
They prevent _________ flow in the _______
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Diagram of the Heart
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Diagram of the Heart
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Circulation of the Heart Blood flows in the following
order ___________ __________ ___________ __________ _______________ _______________ _____________ (gas exchange) _______________ ________________ ______________ Rest of the __________
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Circulation of the Heart: The Right Atrium
Path of blood as it circulates through the heart:_____________
blood enters the _______ _________
The right atrium sends ___________ blood into the ____________ _____________
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Circulation of the Heart: The Right VentricleThe muscles of the
________ __________ contract and force blood into the _________________ ___________
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Circulation of the Heart: The LungsThe ___________
artery sends blood to the _________
In the lungs:_____________diff
uses out of the blood
___________diffuses in
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Circulation of the Heart: The Left VentricleThe muscular walls of
the ________ _________contract and force blood into a large blood vessel, called the ________
The Aorta: carries blood from the _____ ventricle to the rest of the __________
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Flow Chart of Blood Flow
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The HeartbeatThe heart contracts
its muscle cells in __________
The first group of heart-muscle _________
The second group of hear muscles cells ______
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Control of the Heartbeat A heartbeat has _____ phases:
Phase One: _________ Phase Two: _________
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Control of the Heartbeat: Phase OnePhase One, or _________ :
occurs when the ventricles ___________. This then pumps blood
_____ of the heart
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Control of the Heartbeat: Phase Phase two , or _________
and occurs when the ventricles ________. This
This allows the _______ pressure of the blood.
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Control of the Heartbeat The contractions in the ______ __________forces
blood through the _______ A series of pressure waves results, called a
_________
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Blood Vessels The circulatory system is known as a
_________system. This is because the blood is contained within either
the ____________ or __________ __________at all times. Blood Vessels include:
_______________ _____________ ________________
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Blood Vessels The blood vessels that
are part of the human circulatory system form a vast network to help keep the blood flowing in _____ direction.
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Arteries The large, muscular
vessels that carry blood _______ from the heart and to the body are called _________
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Blood Vessels As the heart
moves the blood through the __________, it produces a great force against the inside walls of a blood vessel. This force is known as ______________
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Blood Pressure High blood pressure, or ___________, can place a strain
on the walls of the arteries and could cause that artery to __________ or __________
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Arteries and Blood Pressure Blood Pressure is determined by measuring:
_________ pressure __________pressure
Systolic pressure, measured ______, is the pressure of the blood when the ventricles ___________
Diastolic pressure, measured _______ indicates the steady flow of blood through the _________
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VeinsAfter cells interact with the
blood, the blood goes back to the ________
Veins: blood vessels that carry blood ______ the heart.
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Arteries Arteries and veins are both made up of _________ layer Yet, they have different appearances for their differing
functions
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CapillariesCapillaries: the __________ of the all the blood
vessels, only _______ cell thick, carries blood:Connecting the ___________ and __________
The capillaries are a vast network of tiny vessels that allow an exchange between the _________ and the _______ to occur.
The capillaries allow for the exchange of __________ and __________
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Blood Vessels Pictures
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Cardiovascular System and its Two SubsystemsThe heart and blood vessels
work together to form a continuous, ________ system of circulation.
This system contains two subsystems: ___________circulation ____________circulation.
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Pulmonary CirculationPulmonary circulation is the circulation of the blood as it
travels between the _______ and _________Pulmonary circulation brings the _____________blood that
comes into the heart to the ________, and returns __________ blood back to the heart for distribution to the _________
Flow of blood: __________ →______________→____________
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Systemic Circulation Systemic circulation is the
circulation of the blood between the heart and all other ________ tissues.
Systemic circulation has several subsystems:__________ circulation (related to
the heart) __________circulation (related to
the liver)___________ circulation (related to
kidneys)
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Circulatory Path: A Review
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Circulatory Path: A Review
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Blood: ObjectivesList the _________ of blood.
Distinguish between ____ blood cells, ______ blood cells, and __________ in terms of their structure and function.
Summarize the process of blood ________
Explain what determines the compatibility of blood _______ for transfusion.
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Composition of BloodBlood is composed of:
Liquid (____%): _______Blood solids (___%):
_______ blood cells_______blood cells________________
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Composition of Blood: PlasmaPlasma: is
_____________-colored fluid ____ percent water Also includes:
_______________, waste, salts and proteinsPlasma provides cells with nourishment and
carries various __________
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Red Blood CellsA red blood cell is:
A _______-shaped cellhas no _________ Transports __________ to cells in all parts of the body.
Immature red blood cells make large amounts of an iron-containing protein called ____________. Hemoglobin: the molecule that transports __________
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White Blood CellsWhite blood cells are cells in the blood that
destroy __________, ________, and _________ proteins and helps the body develop _______________.
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White Blood CellsTypes of white blood cells:
________________________________
Phagocytes: cells that _________ and _________ foreign matter or microorganisms.
Antibodies: are _________ that react to a specific type of _____________ or destroy ______________
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Platelets Platelets: are essential to the
formation of a _________ _________
Blood Clots: are a mass of interwoven ______ and blood cells.
They are essential to ____________
Platelets: ________ a nucleus Not _______ cells ____________ at the damaged site
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Blood Types______ blood cells are used to determine a
person’s blood type. The most important human blood types are:
___________
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Blood Types: The A-B-O System If blood of a different type is introduced into
the body it will be treated as a foreign _________
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A-B-O Blood Types