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Terminology 2 - Body Systems > The Circulatory System > Flashcards

The Circulatory System Flashcards

1
Q

Severe constricting chest pain, often radiating from the precordium to the left shoulder and down the arm.

A

Angina pectoris

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2
Q

A minute artery, especially a terminal artery continuous with the capillary network.

A

Arterioles

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3
Q

A blood vessel that conveys blood from the heart to any part of the body.

A

Arteries

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4
Q

Either of two heart valves through which blood flows from the atria to the ventricles; prevents return of blood to the atrium

A

Atrioventricular (AV) valve

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5
Q

Either the right or the left upper chamber of the heart that receives blood from the veins and forces it into a ventricle.

A

Atrium

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6
Q

Another name for mitral valve

A

Bicuspid valve

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7
Q

Relating to or resembling a hair; fine and slender.

A

Capillary

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8
Q

Blood volume in liters pumped by the left ventricle of the heart per minute.

A

Cardiac output

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9
Q

Is a manual technique, used in emergencies, to reinstate blood flow to someone suffering from cardiac arrest.

A

Cardiopulmonary Resuscitation (CPR)

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10
Q

Either of two arteries that originate in the aorta and supply the heart muscle with blood.

A

Coronary arteries

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11
Q

The circulation of blood in the blood vessels of the heart muscle (the myocardium).

A

Coronary circulation

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12
Q

The lowest arterial blood pressure reached during any given ventricular cycle.

A

Diastolic pressure

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13
Q

A blood vessel in a fetus that bypasses pulmonary circulation by connecting the pulmonary artery directly to the ascending aorta; normally closes at birth

A

Ductus arteriosus

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14
Q

Blood shunt between the left umbilical vein and the right sinus venosus of the heart of an embryo.

A

Ductus venosus

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15
Q

Measures the heart’s electrical activity.

A

Electrocardiogram (ECG)

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16
Q

Inflammation of the endocardium.

A

Endocarditis

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17
Q

The serous membrane that lines the cavities of the heart.

A

Endocardium

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18
Q

The inner serous layer of the pericardium, lying directly upon the heart.

A

Epicardium

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19
Q

An opening between the right and left atria (the upper chambers of the heart), normally found in fetuses.

A

Foramen ovale

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20
Q

The portal venous system responsible for directing blood from parts of the gastrointestinal tract to the liver.

A

Hepatic portal circulation

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21
Q

Persistent high blood pressure.

A

Hypertension

22
Q

Abnormally low arterial blood pressure. Also called hypopiesis .

A

Hypotension

23
Q

A valve of the heart, composed of two triangular flaps, that is located between the left atrium and left ventricle and regulates blood flow between these chambers. Also called bicuspid valve , left atrioventricular valve .

A

Mitral valve

24
Q

Necrosis of a region of the myocardium caused by an interruption in the supply of blood to the heart. Also called cardiac infarction .

A

Myocardial infarction

25
Q

The muscular substance of the heart.

A

Myocardium

26
Q

A deflection in an electrocardiogram indicating depolarization of the atria.

A

P-wave

27
Q

A part of the body, such as the specialized mass of cardiac muscle fibers of the sinoatrial node, that sets the pace or rhythm of physiological activity.

A

Pacemaker

28
Q

The membranous sac enclosing the heart.

A

Pericardium

29
Q

The circulation of blood from the heart to the lungs for oxygenation and back to the heart.

A

Pulmonary circulation

30
Q

The rhythmical dilation of arteries produced when blood is pumped outward by regular contractions of the heart.

A

Pulse

31
Q

Specialized muscle fibers found in the heart.

A

Purkinje fibres

32
Q

The principal deflection in the electrocardiogram, representing ventricular depolarization.

A

QRS complex

33
Q

One of three semilunar segments serving as the cusps of a valve preventing regurgitation, as in the aortic valve and the pulmonary valve.

A

Semilunar valve

34
Q

A small mass of specialized cardiac muscle fibers located in the posterior wall of the right atrium of the heart that acts as a pacemaker of the cardiac conduction system . Also called sinoauricular node , sinus node .

A

Sinoatrial node

35
Q

Circulation of blood throughout the body through the arteries, capillaries, and veins.

A

Systemic circulation

36
Q

The highest arterial blood pressure reached during any given ventricular cycle.

A

Systolic pressure

37
Q

Represents the repolarization (or recovery) of the ventricles.

A

T - wave

38
Q

The three-segmented valve of the heart that keeps blood in the right ventricle from flowing back into the right atrium. Also called right atrioventricular valve .

A

Tricuspid valve

39
Q

A vein passing through the umbilical cord and conveying purified, nutrient-rich blood from placenta to fetus.

A

Umbilical Veins

40
Q

A small cavity or chamber within a body or an organ, especially the right or left ventricle of the heart or any of the interconnecting ventricles of the brain.

A

Ventricle

41
Q

A small vein, especially one joining capillaries to larger veins. Also called capillary vein .

A

Venules

42
Q

Blood and lymph vessel

A

angi/o

43
Q

Combining form meaning “ aorta “.

A

aort/o

44
Q

A combining form meaning “artery”.

A

arteri/o

45
Q

A descriptive term for the heart or the arteries.

A

coron/o

46
Q

A combining form meaning “vein”

A

phleb/o

47
Q

A combining form representing sphygmus.

A

sphygm/o

48
Q

A combining form meaning “heart”

A

cardi/o

49
Q

A combining form with the meanings “blood clot,” “coagulation,” “thrombin,” .

A

thromb/o

50
Q

A combining form meaning “vessel”.

A

vas/o

51
Q

A combining form with the meaning “vein” .

A

ven/o

52
Q

A combining form with the meaning “venule” .

A

venul/o

Terminology 2 - Body Systems (15 decks)

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