Medical Terminology Chapter 5

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medical terminology chapter 5


 
  
Created Sep 22, 2009
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cameronslc

 

 
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1
Cardiovascularsystem 


cardi/ovascular
 
consists of the heart, blood vessels, and blood.

Cardi/o - means heart
vascul / ...
2
Heart 
 
is a hollow, muscular organ located between the lungs. It is a very effective pump that furnishes...
3
Pericardium


peri/cardi/um
 
is the double-walled membranous sac that encloses the heart also called the pericardial sac. 
4
Walls of the heart
epi/cardi/um
my/o/cardi/um
endo/cardi/um
 
epicardium - is the external layer of the heart and the inner layer of the pericardium.
myocardium-...
5
Coronary Arteries 
 
Which supply oxygen-rich blood to the myocardium
6
Chambers of the heart

atria
ventricles
interventricular
 
atria - are the two upper chambers of the heart. They are the receiving chambers, and all blood...
7
Valves the heart

tricuspid valve
pulmonary semilunar valve
mitral valve
aortic...
 
tricuspid valve- controls the opening between the right atrium and the right ventricle. Tricuspid...
8
right atrium
right ventricle
left atrium
left venticle
 
right atrium receives oxygen - poor blood from all tissues except the lungs.
right ventricle-pumps...
9
Pulmonary Circulation
pulmonary arteries
pulmonary veins

 
is the flow of blood only between the heart and lungs.

pulmonary arteries - carry deoxygenated...
10
Systemic circulation 
 
includes the flow of blood to all parts of the body except the lungs.
11
heart beat 
 
to pump blood effectively throughout the body the contraction and relaxation of the heart must...
12
Sinoatrial node 
 
which is often referred to as the SA node , it establishes the basic rhythm and rate of the...
13
atrioventricular node 
 
the impluses from SA node also travel to the atrioventricular node which is also known...
14
Bundle of His


Purkinje fibers
 
is a group of fibers located within the interventrucular septum. These fibers carry an electrical...
15
arteries 
 
are large blood vessels that carry blood away from the heart to all regions of the body.
16
Walls of arteries  3 layers 
 
aorta - which is the largest blood vessel in the body.

carotid arteries- are the major...
17
Veins
 
form a low-pressure collecting system to return oxygen-poor blood to the heart. veins have...
18
Venae cavae
 
are the two largest veins in the body .

superior vena cava- transports blood from the...
19
capillaries 
 
which are only one epithelial cell in thickness are the smallest blood vessels in the body. 
20
Pulse
 
is the rhythmic pressure against the walls of the artery caused by the contraction of the heart
21
Blood pressure

Systolic pressure

Diastolic pressure
 
is the measurement of the amount of systoice and diatoslic pressure exerted against the walls...
22
Blood


 
is the fluid tissue in the body. it is composed of 55% liquid plasma and 45% formed elements.
23
Plasma

Fibrinogen and prothrombin

Serum
 
is a straw-colored fluid that contains nutients,hormones and waste poduct.
Fibrinogen and...
24
Etythrocytes


erythr/ocytes
 
are mature red blood cells produced by the red bone marrow. primary role is to transport oxygen...
25
Leukocytes


leuk/ocytes
 
are the blood cells involved in defending he body against infective organisms and foreign substance...
26
Thrombocytes 
 
also known as platelets are the smallest formed elements of the blood. They play an important...
27
blood gases

 
Oxygen  (0  )
carbon dioxide (C0 )
nitrogen ( N  )


28
Specialties related to cardiovascular system

 
cardiologist -  is a physician who specilizes in diagnosing and treating abnormalities,...
29
 Atherosclerosis


ather/o/sclerosis  and ather/oma
 
 atherosclerosis of the coronary arteries that reduces the blood supply to the heart muscle....
30
Congenital heart defects
 
are structural abnormalities caused by the failure of the heart to develop normally before...
31
Ischemic Heart Disease




 
is a group of cardiac diabilities resulting from an insufficient supply of oxygenated blood...
32
Ischemia
 
is a condition in which ther ia an insufficient oxygen supply due to a restricted blood flow...
33
Angina 
 
is a condition of episodes of severe chest pains due to inadequate blood flow to the myocardium. 
34
myocardial infarction 
 
also known as a heart attack is the occlusion ( total blockage) of one or more coronary arteries...
35
Heart Failure
 
which is also referrred to as congestive heart failure occurs mostly in the elderly .. when...
36
caridomegaly


cardi/o/megaly
 
Is the abnormal enlargement of the heart that is frequently associated with the heart failure. 
37
Carditis /  card/itis

Endocarditis / end/o/card/itis

Bacterial endocarditis...
 
Carditis -in an inflammation of the heart

Endocarditis- is inflammation of the inner...
38
Myocarditis / my/o/card/itis


Pericarditis / peri/card/itis
 
 is an inflammationof the myocardium. this condition can develop as a complication of...
39
Cardiomyopathy


cardi/o/my/o/pathy
 
is the term used to describe all diseases of the heart muscle

cardi / means heart
my/o...
40
heart murmur 
 
is an abnormal sound heard when listening to the heart of neighboring large blood vessels....
41
valvulitis


valvul/itis
 
is inflammation of a heart valve.
valvu/ means valve
itis means inflammation

42
valvular prolapse
 
is the abnormal protrusion of a heart valve that results in the inability of the valve to close...
43
valvular stenosis
 
is a conditon  inwhich ther is norrowing, stiffening, thickening or blockage of one or...
44
Cardiac arrest 
 
is an event in which the heart abruply stops or develops a very abnoraml arrhythmia that prevents...
45
Bradycardia


brady/cardia
 
is an abnormally slow restin heart rate then is when a heart beats less than 60 beats per minute

 brady...
46
Tachycardia


tachy/cardia
 
is an abnormally rapid resting heart rate apllies if it is greater than 100 beats per minute...
47
Palpitaions 
 
is the pounding or racing heart with or without irregulartiy in rhythm.. this is associate...
48
Atrial fibrillation 
 
occurs when the normal rhythmic contractions of the artia are replaced by rapid irregular twiching...
49
Paroxysmal atrail tachycardia 
 
is an episode that begins and ends abruptly during which there are very rapid and regular heartbeats...
50
Ventrucular fibrillation
 
is the rapid irregular and useless contractions of the venticles instead of pumping stronglyt...
51
Ventricular tachycardia 
 
also known as V Tach a very rapid heart beat that begins within the ventricles. this condition...
52
Angiitis 
 
is the inflammaiton of a blood or lymph vessel also known as vasculitis

angi/ means...
53
Angiostenosis 
 
is the abnormal norrowing of a blood vessel

angi/o means vessel
stenosis / means...
54
hemangioma 
 
is a benign tumor made up of newly formed blood vessels

hem / means blood
angi/...
55
Hypoperfusion 
 
is a deficiency of blood passing through an organ or body part.. perfusion is the flow of blood...
56
Polyarteritis 
 
is a form of angiitis involving several medium and small arteries at the same time


poly/...
57
Peripheral arterial occlusive disease 
 
is imparied circulation to the extremities and vital organs causes changes in the skin color...
58
Raynaud's phenomernon 
 
is a peripheral arterial occlusive disease in whcih intermittent attacks are triggered by cold...

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