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DIT Quizzes Day 6
Cardio
106
Other
Professional
05/15/2013

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Term
What heart defect is associated with chromosomal 22q11 deletions
Definition
Tetrology of Fallot
Truncus arteriosus
Term
What heart defect is associated with Down syndrome?
Definition
ASD, VSD (endocardial cushion defects)
Term
What heart defect is associated with congenital rubella?
Definition
PDA (pulmonary artery stenosis)
Term
What heart defect is associated with Turner's syndrome?
Definition
Coarctation of the aorta
Term
What heart defect is associated with Marfan syndrome
Definition
Aortic insufficiency
Term
What CN innervates the tongue:
taste in the anterior 2/3
Definition
CN VII
Term
What CN innervates the tongue:
Taste in the posterior 1/3
Definition
CN IX
Term
What CN innervates the tongue:
Motor
Definition
CN XII
Term
What CN innervates the tongue:
Sensation to the anterior 2/3
Definition
CN V3
Term
Sensation to the posterior 1/3
Definition
CN IX
Term
What pathology fits the following phrase:
Antiplatelet antibodies
Definition
Indopathic thrombocytopenic purpura
Term
What pathology fits the following phrase:
Bamboo spine on Xray
Definition
Ankylosing spondylitis
Term
What pathology fits the following phrase:
antihistone antibodies
Definition
Drug induced lupus
Term
What pathology fits the following phrase:
Webbed neck, short stature
Definition
Turner's syndrome
Term
What pathology fits the following phrase:
Painful raised lesions on palms and fever
Definition
Osler's nodes (infective endocarditis)
Term
What pathology fits the following phrase:
Dry eyes, dry mouth, arthritis
Definition
Sjogren's syndrome
Term
Assuming normal Gaussian distribution, and average is 35 with SD of 4, what percentage of people will be in the interval between 31 and 43?
Definition
(-1SD and +2SD)= 81.5%
(34% + 34% + 13.5%)
Term
What conditions are associated with elevated ESR?
Definition
Nonspecific infection (osteomyelitis)
Inflammation (polymalgia rhematica)
Neoplasm
Term
What are toxic side effects of tricyclic antidepressants (TCAs)?
Definition
Convulsions, Cardiotoxicity, Coma
Term
What antiseizure drugs are used to treat bipolar disorder?
Definition
Lamotrigine
Carbamazepine
Valproic acid
Term
What are the sxx of organophosphate poisoning?
Definition
Diarrhea
Urination
Miosis
Bradycardia
Bronchospasm
Excitation of skeletal mm
Lacrimation
Salivation
Sweating
and abdominal cramping
Term
What are the sxx of atropine overdose?
Definition
Dry as a bone
Red as a beet
Mad as a hatter
Bloated as a toad
Blind as a bat
Term
What brain structure is responsible for extraocular movement during REM?
Definition
PPRF
Term
What is the pulse pressure in a patient with a systolic pressure of 150 and a MAP of 90?
Definition
MAP=1/3 sys + 2/3 diastolic
Diastolic =60
PP = 150-60 = 90
Term
What is the basic equation for Cardiac Output?
Definition
CO = SV x HR
Term
What factors affect stroke volume?
Definition
Afterload, Preload, Contractility
Term
What heart sound is associated with dilated congestive heart failure?
Definition
S3
Term
What heart sound is associated with chronic HTN?
Definition
S4
Term
What gives rise to jugular venous a, c, and v waves?
Definition
a: atrial contraction
c: ventricular contraction
v: completed filling against closed tricuspid valve
Term
What is the heart ejection fraction?
Definition
index of ventricular contractility
EF = SV/EDV
Term
What physiology accounts for the automaticity of the AV and SA nodes?
Definition
Phase 4 gradual Na conductance
Term
With what type of congenital heart defect would increasing the afterload be beneficial?
Definition
any type of R to L shunt
Term
Where does the QRS complex fall in relation to valvular dynamics?
Definition
at mitral valve closure
Term
When does isovolumetric contraction take place?
Definition
during hte QRS after mitral valve closure, but before aortic valve opens
Term
What pathology matches the following statement:
Focal myocardial inflammation with multinucleate giant cells?
Definition
Aschoff bodies (rheumatic fever)
Term
What pathology matches the following statement:
Eosinophilic, cytoplasmic globules in liver near nucleus
Definition
Mallory bodies (alcoholic liver disease)
Term
What pathology matches the following statement:
Desquamated epithelial casts in sputum
Definition
Curschmann's spirals (bronchial asthma; can result in whorled mucus plugs)
Term
What are the two different kinds of 2nd degree AV block?
Definition
Mobitz type 1: PR interval is progressively prolonged until there is a dropped beat

Mobitz type 2: No prolongation of PR interval before dropped beat
Term
What are normal BPs in the right and left ventricles
Definition
Right: <25/5
Left: <130/10
Term
What substances act on smooth muscle myosin light-chain kinase? How does this affect BP?
Definition
CCBs inhibit calmodulin-Ca, thereby inhibiting myosin light-chain kinase-->No sm. m contraction, decrease BP

Epinephrine B2 and PGE2 inhibit cAMP thereby inhibiting myosin light-chain kinase-->No sm. m contraction, decrease BP
Term
How would heart failure affect the Starling forces of fluid movement throughout capillaries?
Definition
Back up of hydrostatic pressure increasing flow into the interstitium
Term
How would liver failure affect the Starling forces of fluid movement throughout capillaries?
Definition
Decreased oncotic pressure due to decreased production of liver proteins which prevents retention of fluid in the capillaries, and promotes fluid leaving and going into the interstitium
Term
How would infection and toxins affect the Starling forces of fluid movement throughout capillaries?
Definition
increased capillary permeability
Term
How would lymphatic blockage affect the Starling forces of fluid movement throughout capillaries?
Definition
increased interstitial fluid colloid osmotic pressure
Term
Outline the mechanism by which the kidney regulates BP
Definition
1. JG apparatus senses low BP
2. Stimulates the production of renin
3. Renin converts angiotensinogen to angiotensin I
4. AngI travels to the lungs where it is converted to angII by ACE
5. AngII causes direct vasoconstriction at angII receptors
6. Ang II goes to the adrenal cortex where it stimulates aldosterone production
7. Aldosterone goes back to the kidneys and increases the retention of Na and H2O to increase BP
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Paroxysms of increased sympathetic tone: anxiety, palpitations, diaphoresis
Definition
Pheochromocytoma
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Age of onset b/n 20 and 50
Definition
primary/essential HTN
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Elevated serum creatinine and abnormal urinalysis
Definition
renal disease
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Abdominal bruit
Definition
Renal artery stenosis
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
BP arms > legs
Definition
Coarctation of the aorta
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Fam Hx of HTN
Definition
primary/essential HTN
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Tachycardia, heat intolerance, diarrhea
Definition
Hyperthyroidism
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Hyperkalemia
Definition
Renal failure
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Episodic sweating and tachycardia
Definition
Pheochromocytoma
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
abrupt onset in pt younger than 20 or older than 50 with depressed serum K levels
Definition
Hyperaldosteronemia
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Central obesity, moonshaped face, hirsutism
Definition
Cushing's syndrome
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Normal urinalysis, normal serum K
Definition
primary/essential HTN
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Young individual with acute onset tachycardia
Definition
Stimulant abuse (cocaine...)
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Hypokalemia
Definition
Renal artery stenosis, Hyperaldosteronism
Term
What would you most suspect the cause of HTN to be in a pt with the following clinical clues:
Proteinuria
Definition
Renal diseae
Term
What antihypertensive class or drug fits the following side effect:
Orthostatic HoTN with first dose
Definition
a1-blockers (zosins)
Term
What antihypertensive class or drug fits the following side effect:
Ototoxic (especially with aminoglycosides)
Definition
Loop diuretics
Term
What antihypertensive class or drug fits the following side effect:
Hypertrichosis
Definition
Minoxidil
Term
What antihypertensive class or drug fits the following side effect:
Cyanide toxicity
Definition
Nitroprusside
Term
What antihypertensive class or drug fits the following side effect:
Dry mouth, sedation, severe rebound HTN
Definition
Clonidine
Term
What antihypertensive class or drug fits the following side effect:
Bradycardia, impotence, asthma exacerbation
Definition
B-blockers
Term
What antihypertensive class or drug fits the following side effect:
Reflex tachycardia
Definition
Nitroglycerin, isosorbide dinitrate, DHP CCBs, Hydralazine
Term
What antihypertensive class or drug fits the following side effect:
Cough
Definition
ACE inhibitor
Term
What antihypertensive class or drug fits the following side effect:
Avoid in patients with sulfa allergy
Definition
Loop and thiazide diuretics
Term
What antihypertensive class or drug fits the following side effect:
Possible angioedema
Definition
ACE inhibitor (excess bradykinin)
Term
What antihypertensive class or drug fits the following side effect:
Possible development of drug induced lupus
Definition
Hydralazine
Term
What antihypertensive class or drug fits the following side effect:
Hypercalcemia, hypokalemia
Definition
Thiazide diuretics
Term
Which antihypertensives are safe to use during pregnancy
Definition
Hydralazine is 1st line for pregnancy
Methyldopa, Labetalol, Nifedipine
Term
While on an ACE inhibitor, a patient develops a cough. What is a good replacement, and why doesn't it have the same side effect
Definition
ARB, does not inhibit breakdown of bradykinin
Term
Which lipid lowering agent:
SE= facial flushing
Definition
Niacin
Term
Which lipid lowering agent:
SE= elevated LFTs and myositis
Definition
Fibrates and Statins
Term
Which lipid lowering agent:
GI discomfort, bad taste
Definition
Bile acid resins
Term
Which lipid lowering agent:
Best effect on HDL
Definition
Niacin
Term
Which lipid lowering agent:
Best affect on triglycerides
Definition
Fibrates
Term
Which lipid lowering agent:
Best effect on LDL/cholesterol
Definition
HMG-CoA reductase inhibitors (-statins)
Term
Which lipid lowering agent:
Binds C.diff toxin
Definition
Cholestyramine (Bile acid resin)
Term
A 50 year old man starts a lipid-lowering agent. After his first does, he develops a rash, pruritis, and diarrhea. What is he likely taking?
Definition
Niacin
Term
How can the flushing reaction that occurs with Niacin be prevented?
Definition
Take with aspirin. Decreases with long term use
Term
What is the MOA of cardiac glycosides (digoxin, digitoxin)
Definition
Direct inhibition of Na/K ATPase leads to indirect inhibition of Na/Ca exchanger/antiport. Increased intracellular Ca leads causes postitive inotropy. Stimulates vagus nerve.
Term
An abdominal aortic aneurysm is most likely a consequence of what process?
Definition
Atherosclerosis
Term
What are the 5 deadly causes of acute chest pain?
Definition
Aortic dissection
Unstable angina
Myocardial infarction
Tension pneumothorax
Pulmonary embolus
Term
A pt with poorly manages HTN has acute, sharp, substernal pain that radiates to the back and progresses over a few hours. Death occurs in a few hours. Dx?
Definition
Aortic dissection
Term
What is the most likely cause of chest pain in the following scenario:
ST segment elevation only during brief episodes of chest pain
Definition
Prinzemetal's angina
Term
What is the most likely cause of chest pain in the following scenario:
Patient is able to point to localize the chest pain using one finger
Definition
MSK pain
Term
What is the most likely cause of chest pain in the following scenario:
Chest wall tenderness on palpation
Definition
MSK pain
Term
What is the most likely cause of chest pain in the following scenario:
Rapid onset chest pain that radiates to the scapula
Definition
Aortic dissection
Term
What is the most likely cause of chest pain in the following scenario:
Rapid onsel chest pain in a 20 year old an associated with dyspnea
Definition
Spontaneous pneumothorax
Term
What is the most likely cause of chest pain in the following scenario:
Occurs after heavy means and is relieved by antacids
Definition
GERD or esophageal spasm
Term
What is the most likely cause of chest pain in the following scenario:
Sharp pain lasting hours-days and somewhat relieved by leaning forward
Definition
pericarditis
Term
What is the most likely cause of chest pain in the following scenario:
Pain made worse by deep breathing/motion
Definition
MSK pain
Term
What is the most likely cause of chest pain in the following scenario:
Chest pain in a dermatomal distribution
Definition
Shingles (Herpes Zoster Virus)
Term
What is the most likely cause of chest pain in the following scenario:
Most common cause of non-cardiac chest pain
Definition
GERD, MSK pain
Term
What is the most likely cause of chest pain in the following scenario:
Acute onset dyspnea, tachycardia, and confusion in a hospitalized patient
Definition
Pulmonary Embolus
Term
What is the most likely cause of chest pain in the following scenario:
Pain began the day following an intensive new exercise program
Definition
MSK pain
Term
Which spinal tract conveys touch, vibration, and pressure sensation?
Definition
dorsal columns
Term
Which spinal tract conveys voluntary motor command from motor cortex to body?
Definition
corticospinal tracts
Term
Which spinal tract conveys motor command from motor cortex to head/neck?
Definition
corticobulbar tract
Term
Which spinal tract conveys alternate routes for the mediation of voluntary movement?
Definition
reticulospinal tract and rubrospinal tract
Term
Which spinal tract conveys pain and temperature sensation?
Definition
lateral spinothalamic tract
Term
Which spinal tract is important for postural adjustments and head movement?
Definition
vestibulospinal tract
Term
Which spinal tract conveys proprioceptive information for the cerebellum?
Definition
dorsal and ventral spinocerebellar tracts
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