Nurs5315 Advanced Pathophysiology Advanced
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Terms in this set (54)
Clinical implication for Atrial fibrillation, chronic left heart failure or
Beta blockers? (book) reduced ejection fraction
reduce myocardial demand. By blocking beta
Beta Blockers (book)
receptors.
Myocardial contractility is Calcium interacts with troponin C which causes
a change in developed tropomyosin to move thus allowing actin and
tension at a given resting myosin to work together to cause contraction.
fiber length, which is
simply the ability of the
heart muscle to shorten.
At the molecular level,
thin filaments of actin
slide over thick filaments
of myosin called the
cross-bridge cycle of
muscle contraction.
(video)
Explain the difference Cardiac output is the amount of blood pushed from
between cardiac the left ventricle in 1 minute. It is calculated by
hemodynamic measures multiplying the heart rate in beats per minute by the
Video Lecture: stroke volume.
Cardiac Output
Right Heart (book) pumps blood through the lungs
sends blood throughout the systemic circulation,
Left Heart (book)
which supplies all of the body except the lungs.
, carry blood (away) from the heart to all parts of the
Arteries (hint A for away) body, where they branch into arterioles and even
(Book) smaller vessels until they become a fine meshwork
of capillaries.
allow the closest contact and exchange between
Capillaries (Book) the blood and the interstitial space, or interstitium—
the environment in which the cells live
Venules and the veins carry blood from capillaries back to the heart.
(Book)
is returned to the cardiovascular system by vessels
Lymph (Book)
of the lymphatic system.
The right heart pumps de-oxygenated blood
through to the right atrium>through the tricuspid
Blood flow through the valve> right ventricle>pulmonary semilunar
heart chambers/valves valve>pulmonary artery>Lungs (now oxygenated
(Book) blood)>Pulmonary veins>Left Atrium>Bicuspid or
Mitral valve>Left Ventricle>Aortic Semilunar
Valve>Aorta
The coronary arteries The myocardium and other heart structures are
provide blood to which supplied with oxygen and nutrients by the coronary
part of the heart. (Book) circulation
What are the two major The major coronary arteries are the right coronary
coronary arteries? (Book) artery (RCA) and the left coronary artery (LCA)
The transmission of As an electrical impulse passes from cell to cell
electrical impulses, (fiber to fiber) in the myocardium, it stimulates an
termed cardiac action intracellular process that results in fiber shortening—
potentials move that is, muscular contraction or systole. Between
throughout the action potentials, the fibers relax and return to their
myocardium. Analyze the resting length, causing diastole.
process of action
potentials. (Book)
Organizer – Questions With Verified Solutions
Save
Terms in this set (54)
Clinical implication for Atrial fibrillation, chronic left heart failure or
Beta blockers? (book) reduced ejection fraction
reduce myocardial demand. By blocking beta
Beta Blockers (book)
receptors.
Myocardial contractility is Calcium interacts with troponin C which causes
a change in developed tropomyosin to move thus allowing actin and
tension at a given resting myosin to work together to cause contraction.
fiber length, which is
simply the ability of the
heart muscle to shorten.
At the molecular level,
thin filaments of actin
slide over thick filaments
of myosin called the
cross-bridge cycle of
muscle contraction.
(video)
Explain the difference Cardiac output is the amount of blood pushed from
between cardiac the left ventricle in 1 minute. It is calculated by
hemodynamic measures multiplying the heart rate in beats per minute by the
Video Lecture: stroke volume.
Cardiac Output
Right Heart (book) pumps blood through the lungs
sends blood throughout the systemic circulation,
Left Heart (book)
which supplies all of the body except the lungs.
, carry blood (away) from the heart to all parts of the
Arteries (hint A for away) body, where they branch into arterioles and even
(Book) smaller vessels until they become a fine meshwork
of capillaries.
allow the closest contact and exchange between
Capillaries (Book) the blood and the interstitial space, or interstitium—
the environment in which the cells live
Venules and the veins carry blood from capillaries back to the heart.
(Book)
is returned to the cardiovascular system by vessels
Lymph (Book)
of the lymphatic system.
The right heart pumps de-oxygenated blood
through to the right atrium>through the tricuspid
Blood flow through the valve> right ventricle>pulmonary semilunar
heart chambers/valves valve>pulmonary artery>Lungs (now oxygenated
(Book) blood)>Pulmonary veins>Left Atrium>Bicuspid or
Mitral valve>Left Ventricle>Aortic Semilunar
Valve>Aorta
The coronary arteries The myocardium and other heart structures are
provide blood to which supplied with oxygen and nutrients by the coronary
part of the heart. (Book) circulation
What are the two major The major coronary arteries are the right coronary
coronary arteries? (Book) artery (RCA) and the left coronary artery (LCA)
The transmission of As an electrical impulse passes from cell to cell
electrical impulses, (fiber to fiber) in the myocardium, it stimulates an
termed cardiac action intracellular process that results in fiber shortening—
potentials move that is, muscular contraction or systole. Between
throughout the action potentials, the fibers relax and return to their
myocardium. Analyze the resting length, causing diastole.
process of action
potentials. (Book)
