Study sets matching "heart 2"

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Study sets matching "heart 2"

13 terms
HESI A2 Heart
Pulmonary Blood Circuit
Systemic Blood Circuit
Full Blood Flow
Blood Supply to the Heart
Right ventricle->Lungs->Left Ventricle
Left Ventricle->Body-> Right Atrium
Vena Cava->Right Atrium ->Right Ventricle->Pulmonary Artery->…
Left Coronary Artery supplies blood to left heart wall... Right…
Pulmonary Blood Circuit
Right ventricle->Lungs->Left Ventricle
Systemic Blood Circuit
Left Ventricle->Body-> Right Atrium
110 terms
Heart 2
The inner lining of the heart.
Heart muscle.
Serous layer covering the heart muscle
The outermost layer of the serous peri…
Endocardium
Myocardium
Epicardium
Parietal layer
The inner lining of the heart.
Endocardium
Heart muscle.
Myocardium
17 terms
Heart #2
Apex
Stethoscope
Cardiac Arrest
What does the heart do?
where heartbeat is most easily felt and heard
one must use this to hear the heartbeat
- medical emergency where heart fails to pump... - manual heart…
pump blood
Apex
where heartbeat is most easily felt and heard
Stethoscope
one must use this to hear the heartbeat
34 terms
heart 2
systemic
pulmonary trunk
l pulmonary vein
l pulmonary artery
coronary blood vessels are part of what circuit?
systemic
coronary blood vessels are part of what circuit?
pulmonary trunk
Heart 1 and Heart 2
most sensitive period for cardiac deve…
when does the heart first beat?
opening between two atria's, blood flo…
communication between pulmonary artery…
3.5 to 6.5 weeks
5weeks
foramen ovale
ductus arteriosus or ductal trunk
most sensitive period for cardiac deve…
3.5 to 6.5 weeks
when does the heart first beat?
5weeks
28 terms
Heart 2
Coronary circulation
Collateral
Angina pectoris
heart attack
The shortest circulation of the body that is the functional b…
______ routes provide additional routes for blood delivery in…
Thoracic pain caused by a fleeting deficiency in blood delive…
What is myocardial infarction known as?
Coronary circulation
The shortest circulation of the body that is the functional b…
Collateral
______ routes provide additional routes for blood delivery in…
109 terms
Heart 2
What does EKG or ECG stand for?
What does a EKG represent?
What are the five waves of the EKG?
What causes the P-wave?
Electrocardiogram
the electrical activity of the heart (action potentials)
P,Q,R,S,T
depolarization of atria
What does EKG or ECG stand for?
Electrocardiogram
What does a EKG represent?
the electrical activity of the heart (action potentials)
27 terms
Heart 2
right coronary artery
left coronary artery
circumflex artery
anterior interventricular artery
A
B
C
D
right coronary artery
A
left coronary artery
B
49 terms
2.2 Heart, Identification
Anterior interventricular Sulcus
Posterior interventricular sulcus
Coronary sulcus
Right Auricle
Depression on anterior surface of the heart - makes the divis…
A surface groove that seperates the left and right ventricles…
A groove on the outer surface of the heart that encircles the…
Flap of the right atrium, wrinkled, allowing for increased su…
Anterior interventricular Sulcus
Depression on anterior surface of the heart - makes the divis…
Posterior interventricular sulcus
A surface groove that seperates the left and right ventricles…
Heart 2
Atrioventricular sulcus
Interventricular sulci
Superior vena cava
inferior vena cava
The deepest groove that encircles the heart between the atriu…
Marks the septum that separates the right and left ventricles…
Carries deoxygenated blood from the superior portions of the…
carries deoxygenated blood from the inferior portion of the b…
Atrioventricular sulcus
The deepest groove that encircles the heart between the atriu…
Interventricular sulci
Marks the septum that separates the right and left ventricles…
week 2: Heart
heart
superior vena cava
right pulmonary artery
right pulmonary veins
the heart is located within the mediastinum and acts as a mus…
heart
the heart is located within the mediastinum and acts as a mus…
superior vena cava
heart 2
pulmonary circuit
Arteries
veins
Capillaries
carries oxygen-poor (deoxygenated) blood from the heart to th…
carry blood away from the heart, thicker with more resistance
return blood to the heart, thinner with less resistance
tiny vessels between the smallest arteries and veins.
pulmonary circuit
carries oxygen-poor (deoxygenated) blood from the heart to th…
Arteries
carry blood away from the heart, thicker with more resistance
Heart 2
Brachiocephalic trunk
Right pulmonary artery
Superior vena cava
Right pulmonary veins
Identify 1
Identify 2
Identify 3
Identify 4
Brachiocephalic trunk
Identify 1
Right pulmonary artery
Identify 2
38 terms
Heart 2
Right atrium
Right auricle
Right ventricle
Left atrium
1
2
4 (number on bottom right part of the heart)
7
Right atrium
1
Right auricle
2
Heart 2
right atrium is a collection of blood…
the remnant of a thin fibrous sheet th…
valves that separates atria and ventri…
valve between right atrium and right v…
coronary sinus, superior vena cava, inferior vena cava
fossa ovalis
atrioventricular valves
tricuspid
right atrium is a collection of blood…
coronary sinus, superior vena cava, inferior vena cava
the remnant of a thin fibrous sheet th…
fossa ovalis
43 terms
Heart (2)
Right atrium
Papillary muscles
Two semilunar (SL) valves
Incompetent valve
Pectinate muscles
anchor chordae tendineae
Aortic semilunar valve... Pulmonary semilunar valve
Blood backflows (regurgitation) so heart repumps same blood o…
Right atrium
Pectinate muscles
Papillary muscles
anchor chordae tendineae
2- Heart
Myocardium
Endocardium
Epicardium (Visceral pericardium)
Anterior interventricular sulcus
Myocardium
Endocardium
Heart.2
Arrhythmia (Dysthymia)
Bradycardia
Tachycardia
Murmurs
Any change or deviation from the normal rate or rhythm of the…
Slow heart rate (less than 60 beats per minute)
Rapid heart rate (more than 100 beats per minute)
When valves fail to close properly, a gurgling or hissing sou…
Arrhythmia (Dysthymia)
Any change or deviation from the normal rate or rhythm of the…
Bradycardia
Slow heart rate (less than 60 beats per minute)
Heart 2
Moderator band
Atrial systole
Atrial diastole
Ventricular systole— first phase:
Provides a rapid-conduction path that tenses the papillary mu…
The atria contract, completely filling the relaxed ventricles…
Atrial systole ends and atrial diastole begins and continues…
Ventricular contraction pushes the AV valves closed but does…
Moderator band
Provides a rapid-conduction path that tenses the papillary mu…
Atrial systole
The atria contract, completely filling the relaxed ventricles…
Heart 2
Stroke Volume
Ejection Fraction
baroreceptor
baroreceptor response
End Diastolic Volume (EDV) - End Systolic Volume (ESV)
SV/EDV
at the carotid sinus and aortic are stretch receptors which s…
bradycardia and vasodilation in order to decrease MAP
Stroke Volume
End Diastolic Volume (EDV) - End Systolic Volume (ESV)
Ejection Fraction
SV/EDV
42 terms
Heart 2
What is the first system to functional…
Heart beats at ____ days.
Angioblastic Cords canalize (______) a…
During ______, endocardial tubes fuse.
cardiovascular system (during 3rd week) with blood circulatio…
22-23
hollow out ... right and left endocardial tubes
lateral folding of embryo
What is the first system to functional…
cardiovascular system (during 3rd week) with blood circulatio…
Heart beats at ____ days.
22-23
7 terms
Heart 2
right atrium
left atrium
right ventricles
left ventricles
receives blood from the 2 vena cavae... blood from body
receives blood from pulmonary veins... blood from lungs
pump blood to the pulmonary arteries... blood to the lungs
pump blood to the aorta... blood to the body
right atrium
receives blood from the 2 vena cavae... blood from body
left atrium
receives blood from pulmonary veins... blood from lungs
heart2
systemic circulation
pulmonary circulation
stimulus for contraction of skeletal m…
cell structure for skeletal muscle
deoxygenated blood is pumped across the aortic valve by the l…
right ventricle pumps the deoxgenerated blood across the pulm…
somatic motor neuron stimulation
long cylindrical cells, each innovated by somatic motor neuro…
systemic circulation
deoxygenated blood is pumped across the aortic valve by the l…
pulmonary circulation
right ventricle pumps the deoxgenerated blood across the pulm…
174 terms
THE HEART 2
Arteries
Capillaries
Veins
Apex
Blood vessels that carry blood away from the heart
Microscopic blood vessels that exchange nutrients and waste
Blood vessels that carry blood back to the heart
Rests on diaphragm
Arteries
Blood vessels that carry blood away from the heart
Capillaries
Microscopic blood vessels that exchange nutrients and waste
24 terms
Heart 2
intercalated discts
gap junctions
action potential
sinoatrial node
99% contractile, 1% autorythmic, desmosomes and gap junctions
allow heart to be a functional syncytium (all cardiomyocytes…
resting membrane potential of -70, -55 opens sodium channels,…
have autorythmic cells, would depolarize 100/minute if they w…
intercalated discts
99% contractile, 1% autorythmic, desmosomes and gap junctions
gap junctions
allow heart to be a functional syncytium (all cardiomyocytes…
The heart #2
Blood flow (valves in order)
Left and Right coronary arteries are f…
Coronary arteries supply blood to:
Right coronary artery 2 branches
1 R atrioventricular valve (tricuspid)... 2 pulmonary semilunar…
Coronary sulcus
Heart wall
-Right marginal artery... -Posterior interventricular artery
Blood flow (valves in order)
1 R atrioventricular valve (tricuspid)... 2 pulmonary semilunar…
Left and Right coronary arteries are f…
Coronary sulcus
Heart 2
Coronary circulation
Coronary Arteries
Left coronary artery
Right coronary artery
supplies blood to myocardium of the heart
begin coronary circulation
supplies interventricular septum, anterior ventricular walls,…
supplies right atrium and most of right ventricle
Coronary circulation
supplies blood to myocardium of the heart
Coronary Arteries
begin coronary circulation
48 terms
2-Heart
Heart Circulation
Need for CVS
Closed System: heart (double pump)
Closed System: Blood vessels (tubes)
Systemic Veins-->RA-->Tricuspid Valve-->RV-->Pulmonic Valve--…
substances have to travel long distance; distance for diffusi…
right: pulmonary circulation, less O2... left: systemic circulat…
arteries: blood vessels that leave heart... capillaries: exchang…
Heart Circulation
Systemic Veins-->RA-->Tricuspid Valve-->RV-->Pulmonic Valve--…
Need for CVS
substances have to travel long distance; distance for diffusi…
5 terms
Heart Structure L2
Atrium
Ventricles
Septum
Valves
The two upper chambers of the heart
The two lower chambers of the heart
The left and right sides of the heart are separated by the Se…
Allows blood to flow in one direction through the Heart
Atrium
The two upper chambers of the heart
Ventricles
The two lower chambers of the heart
2. The Heart
Describe the size, shape, location, an…
Name the coverings of the heart.
Describe the structure and function of…
Describe the structure and functions o…
-Approx. the size of a fist; about 1 lb. ... -Mediastinum of tho…
-Pericardium = sac that encloses the heart. ... 1. Fibrous peric…
1. Epicardium = visceral pericardium... 2. Myocardium = bulk of…
-Right Atria = "receiving chamber"; superior chamber that rec…
Describe the size, shape, location, an…
-Approx. the size of a fist; about 1 lb. ... -Mediastinum of tho…
Name the coverings of the heart.
-Pericardium = sac that encloses the heart. ... 1. Fibrous peric…
15 terms
HEART 2 HEART
What are the 2 chambers of the heart c…
What are the bottom two chambers of th…
Where do the arteries take the blood?
Where do veins take blood?
left atrium & right atrium
left and right ventricles
away from the heart
to the heart
What are the 2 chambers of the heart c…
left atrium & right atrium
What are the bottom two chambers of th…
left and right ventricles
Heart 2
ensures that the heart muscle depolari…
pacemaker that generates impulses loca…
where impulses pause in the lower atri…
connects the atria to the ventricles
intrinsic conduction system
SA node
AV node
AV bundle
ensures that the heart muscle depolari…
intrinsic conduction system
pacemaker that generates impulses loca…
SA node
Heart 2
Increased preload is also called...
How does preload increase?
What are some caused of increased afte…
What 2 general causes for CHF?
LVEDV
Mitral or aortic regurg, anemia, hyperthyroidism, beriberi (t…
HTN, aortic stenosis, hypertrophic cardiomyopathy
Decreased contractility and diastolic dysfunction (decreased…
Increased preload is also called...
LVEDV
How does preload increase?
Mitral or aortic regurg, anemia, hyperthyroidism, beriberi (t…
22 terms
heart 2
heart skeleton
What makes cardiac muscle unique
intercalated disks
sarcomers causes striations, attach to…
resists changes to pressure and stress
has intercalated disks; produces a segment of the cardiac cell
specialized cell-cell contacts. ... Cell membranes interdigitate…
...
heart skeleton
resists changes to pressure and stress
What makes cardiac muscle unique
has intercalated disks; produces a segment of the cardiac cell
10 terms
Soldier's Heart #2
forage
dysentary
volley
demoralize
(v.) - to rummage, scavenge, graze for food
An inflammation of the intestine, especially of the colon, th…
a number of bullets, arrows, or other projectiles discharges…
To destroy the morals or morale of someone; to weaken the spi…
forage
(v.) - to rummage, scavenge, graze for food
dysentary
An inflammation of the intestine, especially of the colon, th…
66 terms
Heart 2
depolarization opens voltage gated cha…
is depolarization phase longer in card…
know the sequence of excitation
where is the pacemaker of the heart
both!!!
cardiac; it's called the plateau phase
sinoatrial node, atrioventricular node, atrioventricular bund…
right atrial node (depolarizes faster than rest of myocardium)
depolarization opens voltage gated cha…
both!!!
is depolarization phase longer in card…
cardiac; it's called the plateau phase
19 terms
5.2 Heart Anatomy
Right Atrium
Superior Vena Cava
Inferior Vena Cava
Left Atrium
Chamber of heart that receives deoxygenated blood from the su…
Large vein that drains deoxygenated blood from head, neck, an…
Large vein that drains deoxygenated blood from the thoracic,…
Chamber responsible for receiving oxygenated blood from the l…
Right Atrium
Chamber of heart that receives deoxygenated blood from the su…
Superior Vena Cava
Large vein that drains deoxygenated blood from head, neck, an…
35 terms
Heart 2
where does the gas exchange of the bod…
where does the gas exchange of the lun…
what does systematic do
what are the three types of blood vess…
systemic circuit
pulmonary circuit
carries oxygenated blood from heart to all tissues of the bod…
arteries, veins, capillaries
where does the gas exchange of the bod…
systemic circuit
where does the gas exchange of the lun…
pulmonary circuit
Heart 2
Auricles
Pectinate Muscles
Interatrial Septum
Fossa Ovalis
atrial muscles
inside the auricle
shared/common wall between atria
healed remnant of fetal bypass of lungs known in the fetus as…
Auricles
atrial muscles
Pectinate Muscles
inside the auricle
14 terms
Heart 2
What is the Lub Sound?
What is the Dub Sound?
What runs along the Anterior Intervent…
Where do the Rt&Lt Coronary Arteries S…
-Tricuspid/Mitral Valves Shut
-Pulmonary/Aortic Valves Shutting
- Left Artery ... -Coronary ... -Great Cardiac Veins
Heart
What is the Lub Sound?
-Tricuspid/Mitral Valves Shut
What is the Dub Sound?
-Pulmonary/Aortic Valves Shutting
Heart 2
5% of blood pumped by heart is pumped…
____ mL of blood is pumped per minute
In most organs, blood flow is highest…
Flow through coronary arteries is grea…
coronary circulation
250
contract; relax
relaxes
5% of blood pumped by heart is pumped…
coronary circulation
____ mL of blood is pumped per minute
250
9 terms
heart2
pericardium
visceral pericardium
myocardium
cardiac muscle
what is the two layered serous membrane that encloses the hea…
also known as epicardium, it forms the outer surface of the h…
the thickest part of the 3 heart wall
what is the myocardium made out of?
pericardium
what is the two layered serous membrane that encloses the hea…
visceral pericardium
also known as epicardium, it forms the outer surface of the h…
heart 2
fibrous pericardium
serous fluid
parietal pericardium
epicardium
helps protect the heart and anchors it to surrounding structu…
lubricating fluid
pertaining to the walls of a cavity
tightly hugs the external surface of the heart
fibrous pericardium
helps protect the heart and anchors it to surrounding structu…
serous fluid
lubricating fluid
Heart 2
Two Contractions per a heart beat
Atrial Contraction
Ventricular Contraction
Systolic
Atrial & Ventricular Contraction
Tricuspid and Mitral valve snap shut
Pulmonary and Aortic valve snap shut
when the heart muscle contracts and blood goes to the body
Two Contractions per a heart beat
Atrial & Ventricular Contraction
Atrial Contraction
Tricuspid and Mitral valve snap shut
66 terms
Heart 2
1st heart sound
2nd heart sound
Aortic area
Pulmonic area
AV valve
Semilunar valve
2nd Right side
2nd Left side
1st heart sound
AV valve
2nd heart sound
Semilunar valve
6 terms
heart 2
7
8
9
10
right inferior pulmonary vein
pulmonary valve
right atrium
cusp of ventricle
7
right inferior pulmonary vein
8
pulmonary valve
14 terms
Heart 2
Amlodipine
Felodipine
Nifedipine
Colesevelam
Norvasc
Plendil
Adalat CC
Welchol
Amlodipine
Norvasc
Felodipine
Plendil
38 terms
Heart 2 Chambers of Heart
Conus Arteriosus (the upper front part…
Right Atrium
Right atrioventricular Valve (anterior…
Chordae Tendineae
1
2
3
4
Conus Arteriosus (the upper front part…
1
Right Atrium
2
heart 2
cardiac enzymes
troponin
crp c reactive protein
synoscope
ldh, cpk, mb measured in blood when dr thinks it is a heart a…
blood test to check for proteins released into blood when myo…
blood test to measure inflamation
fainting due to sudden drop in bp or cardiac output
cardiac enzymes
ldh, cpk, mb measured in blood when dr thinks it is a heart a…
troponin
blood test to check for proteins released into blood when myo…
23 terms
heart 2
2 main components of the blood and %
what 3 components of the blood make up…
RBC
WBC
1. Plasma 55% 2.formed elements 45%
1. erythrocytes 2. leukocytes 3. thrombocytes
red blood cells- transport o2 and co2
white blood cells protects the body
2 main components of the blood and %
1. Plasma 55% 2.formed elements 45%
what 3 components of the blood make up…
1. erythrocytes 2. leukocytes 3. thrombocytes
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