Med Surg test #2
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Cardiac Tissue Layers:
1.) Outer layer -
2.) Middle layer -
3.) Inner layer -
- 1.) Epicardium
- 2.) Myocardium
- 3.) Endocardium
Sac like structure that surrounds and supports the heart.
Attached to the tricuspid and mitral valves are cordlike structures that assist with valve closing.
Which arteries carries blood to the heart?
Left and right coronary arteries.
The term _____________ refers to the contraction and relaxation of both atria and both ventricles.
Pressure-sensitive nerve endings in the walls of the atria and major blood vessels that sense blood pressure and act accordingly are?
Structures that are sensitive to the pH and CO2 and O2 levels of blood and are located in the Carotid bodies, Aortic bodies, and in the Medulla.
The amount of blood pumped out of the left ventricle in ONE MINUTE is reffered to as?
Cardiac Output - 4 to 8 L in normal adult.
The amount of blood pumped per contraction?
Stroke Volume - 65 to 70 mL
Inflamation in more that one joint?
Inflamation of the inner layer of the heart tissue?
Inflamation of the middle layer of heart tissue is?
Signs and symtoms of endocarditis can be. (5 of them)
- 1.) Osler nodes - purple nodules
- 2.) Splinter hemorrhage - fingernails
- 3.) Janeway lesions - palms of hands
- 4.) Roth's spots - White around eyes
- 5.) Petechiae - Tiny hemorrhages
Vegetations can break off to form _____ which are mobile masses of fibrin and clusters of platelets that circulate in the blood stream.
Chronic condition characterzed by structural changes in the heart muscle. Muscle can be dilated, hypertrophic, and restrictive.
Pericardical fluid build up from fluid leaking into the the interstitial space is?
Inflamation of the vein accompanied by clot or thrombus formation.
The veins deep in the lower extremities are most commonly affected by clots. This condition is refferred to as?
Deep Vein Thrombosis (DVT)
Calf pain that increased with dorsi flexion of the foot is refferred to as a positive?
The use of radiopaque dye instilled into the veins to search for clots is refferred to as?
An unbrella type filter inserted to trap emboli before they reach the heart and lungs are?
vena cava filter
Narrowing of the opening in the aortic valve when the valve cusps become stiff.
An invasive, nonsurgical procedure to enlarge narrowed valve opening.
This occurs when the arotic valve does not close tightly and blood can leak backwards.
A radial pulse that may be very strong, with quick sharp beats followed by sudden collaspe of force is called?
The loss of elasticity or hardening of the arteries that acompanies the aging process is called.
The condition in which the lumen of arteries are filled with fatty deposits called plaque.
Impaired oxygenation is referred to as?
The desirable total cholestrol lever is?
Optimal LDL numbers?
Optimal HDL numbers?
Clients whose atherosclerotic plaque is no longer soft and pliable may benefit from an ___________, removal of fatty plaque.
________ is a stationary blood clot.
_________ is a moving blood clot and is either solid or gas
The force produced by the volume of blood in the arterial walls is referred to as?
Blood Pressure (BP)
Systolic blood pressure 120 to 139 mm Hg or a diastolic blood pressure between 80 and 89 mm Hg is referred to as?
Sustained elevations in systolic or diastolic blood pressure that exceeds prehypertension is?
Elevated BP that causes a cardiac abnormality is called?
hypertensive heart disease
Hypertension is divided into 2 main categories they are?
Essential and Secondary Hypertension
Sustained elevated BP with no known cause and makes up 96% of the cases?
Elevated BP that results from or is secondary to some other disorder?
______ is a chemical that the kidneys release to raise BP?
______ ______ is a hormone produced by the heart, results in the elevation of BP because its role is to promote the excretion of sodium by the kidneys.
Edema of the optic nerve.
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