BIO 669 quiz 4 with Verified Answers Latest Update (Already Passed)
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Course
BIO 669
Institution
BIO 669
BIO 669 quiz 4 with Verified Answers Latest Update (Already Passed)
Which of the following conditions is the most immediately at risk for serious complication - Answers STEMI
Thromboangiitis obliterans (Buerger disease) is an autoimmune condition that is - Answers strongly associated with smokin...
BIO 669 quiz 4 with Verified Answers Latest Update 2024-2025 (Already Passed)
Which of the following conditions is the most immediately at risk for serious complication - Answers
STEMI
Thromboangiitis obliterans (Buerger disease) is an autoimmune condition that is - Answers strongly
associated with smoking
which of the following is not a systemic disease that is associated with Reynaud's phenomenon -
Answers congestive heart failure
rheumatic fever and subsequent heart complications in 10% of individuals is left untreated arises from -
Answers group A beta hemolytic strep pharyngitis
which of the following is NOT a primary factor in determining preload - Answers total peripheral
(systemic) resistance
Which of the following statements are incorrect - Answers prostacyclins which are diminished by NSAIDS
are vasoconstrictors
Which of the following is incorrect regarding the isometric contraction phase of the cardiac cycle? -
Answers the atria are contracting
The resistance of movement of blood from the left ventricle to the aorta is termed the - Answers
afterload
Natiuretic peptides act by - Answers stimulates the release of Na+ (thus increases urine volume from the
kidneys
The double layered serous membrane surrounding the heart that functions to minimize friction from the
heart movement is the - Answers pericardium
prinzmetal angina is - Answers a transient ischemia of the myocardium that occurs unpredictably
progressive venous distention of the head and upper extremities resulting from growth of a cancerous
tumor on the right mainstem bronchus is best described clinically as - Answers superior vena cava
syndrom
the most common cause of aneurysm is - Answers atherosclerosis with hypertension
an atherosclerotic area that has ruptured is termed - Answers complicated plaque
The PR interval represents the time from - Answers the onset of atrial systole to the onset of ventricular
systole
the circumflex artery off of the left coronary artery - Answers left atrium and ventricle
, the structure that connect the leaflets/cusps and help to prevent prolapse of the AV valve is the -
Answers chordae tendinea and papillary muscles
A mitral valve prolapse would be heard during - Answers ventricular systole
hypertensive crisis (malignant hypertension) is best defined as - Answers rapidly progressive
hypertension with a diastolic pressure of 140mmhg or more
inermittent claudication is - Answers a sign of peripheral artery disease
A patient presents with fever, diffuse microemboli, presenting as petichial lesions, painful lesions on the
fingertips and what looks like non-tender bruising on both hands is most indicative of which disease
process - Answers infective endocarditis
stroke volume - Answers none of the above are true
T wave relates to _______ and shortly precedes teh closure of the ______valves - Answers ventricular
repolarazation, SL
How muc of the oxygen carried by hemoglobin in the blood is actually transferred to the myocardium -
Answers 70-75
The key regulator determining if a muscle, such as cardiac muscle, contracts or not is the presence of -
Answers Ca++
Myocardial hibernation is best described as - Answers myocardial cells that are persistently ischemic and
undergo metabolic adaptation to prolong survival
a thrombus is a blood clot that remains attatched to a vessel wall. Which of the following is NOT one of
the main factors as proposed by Virchow - Answers obesity
A 12 year old boy presenting with complaints of fever, mink macular rash on the trunk, and finding a
diastolic murmer on the exam should be investigated for possible - Answers rheumatic fever
the decreased or inability to generate action potential due to hyper-polarization or continued closure of
inactivation gates is termed - Answers refractory period
All of the following antihypertensive agents would be appropriate first line treatments EXCEPT - Answers
beta blockers
STEMI would most likely present with - Answers Marked ST segment elevation
What area of the myocardium is affected by STEMI - Answers Transmural (entire wall thickness)
The disorder of the myocardium that expands overall inter cardiac volume and leads to heart failure is -
Answers dilated (congestive) cardiomyopathy
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