Transverse histological section of the cervical spinal cord at C6 shows degeneration of both corticospinal tract and atrophy of the ventral roots - ACCURATE ANSWERS ALS
Neurotransmitter released in excess following ischemia and can initiate a receptor-mediated ca2+ influx that leads to neuronal ...
Transverse histological section of the cervical spinal cord at C6 shows
degeneration of both corticospinal tract and atrophy of the ventral roots -
ACCURATE ANSWERS✔✔ ALS
Neurotransmitter released in excess following ischemia and can initiate a
receptor-mediated ca2+ influx that leads to neuronal death -
ACCURATE ANSWERS✔✔ Glutamate
Change in muscle 3 months after starting a weight lifting program -
ACCURATE ANSWERS✔✔ Increased number of mitochondria
Increased actin per myocyte
No change in the total number of myocytes
Numbness over the thenar eminence , will also have what? -
ACCURATE ANSWERS✔✔ Decreased strength of opposition of the
thumb
Mechanism of hemolytic action when a patient with type O blood
receives type A packed red blood cells - ACCURATE ANSWERS✔✔
C5-C complex of complement
,Enlargement of the lateral ventricles - ACCURATE ANSWERS✔✔
Stenosis of aqueduct of sylvius
If you increase the sample size of a study, how will confidence interval
change? - ACCURATE ANSWERS✔✔ It will decrease
Kappa light chain proteinuria - ACCURATE ANSWERS✔✔ Multiple
myeloma
Binds clotting factor XII (Hageman factor) and kininogen, allows
autocatalytic amplification of the inflammatory system - ACCURATE
ANSWERS✔✔ Kallikrein
Pt with COPD and decreased arterial oxygen saturation is able to
maintain adequate tissue oxygenation due to increased production of
what? - ACCURATE ANSWERS✔✔ 23 BPG
Earliest stage of osteoarthritis - ACCURATE ANSWERS✔✔ Cracking
of cartilaginous surfaces
GVHD has benefit in what condition? - ACCURATE ANSWERS✔✔
Bone marrow transplant for AML
finding suggestive of hereditary renal cell carcinoma - ACCURATE
ANSWERS✔✔ Presence of tumors in both kidneys
,Exam of urinary sediment in Wegener's - ACCURATE ANSWERS✔✔
red cell cast and erythocytes
Mitral insuffiicency - ACCURATE ANSWERS✔✔ Holosystolic
murmur, heard over apical impulse and radiates to the axilla
Takayasu arteritis - ACCURATE ANSWERS✔✔ Previously healthy 35
yo woman - visual disturbances, increasing cold extremities, numb
hands for 3 weeks
Weakened radial and right carotid pulses, right retinal hemorrhage
Angiography shows focal narrowing of brachiocephalic, right carotid,
and subclavian veins
50% decrease in lumen of LAD - ACCURATE ANSWERS✔✔ flow
decreases by a factor of 16
Most conclusive sign that ovulation has occurred - ACCURATE
ANSWERS✔✔ Increase in serum progesterone
Absent parietal cells in pernicious anemia will lead to elevated what in
the blood? - ACCURATE ANSWERS✔✔ Gastrin
Produces retroperitoneal gas - ACCURATE ANSWERS✔✔ Perforation
of the ascending colon
, Increases the rate of lymph flow without affecting the protein content of
the lymph - ACCURATE ANSWERS✔✔ Increasing capillary
hydrostatic pressure
Tetraology of Fallot - ACCURATE ANSWERS✔✔ Newborn cyanotic
since birth
Systolic murmur
X-ray of chest shows decreased pulmonary vascular markings and a
decrease in pulmonary blood flow
Statin that should be prescribed with caution to alcoholic patient -
ACCURATE ANSWERS✔✔ Pravastatin
Meckel diverticulum - ACCURATE ANSWERS✔✔ 10 yo boy- chronic
iron def anemia
occult blood test positive
barium enema, upper EGD normal
Condition improves with H2 antagonist
Treatment for pneumothorax - ACCURATE ANSWERS✔✔ Needle
aspiration
Emergence of HIV variants that are resistant to antiviral drugs due to
what? - ACCURATE ANSWERS✔✔ HIV reverse transcriptase is error
prone
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