NBME#3 block 2 Q1----------------------Q50 - maryam2009

[ArchivalUser]

24.B
NF-1.Neurofibromatosis
Cafe au lait coffee colored macules
dont mistake with Shagreen Patch in tuberous sclerosis....it is irregular WHITE SKIN '''LEUKODERMA'''

[ArchivalUser]

25.C
stage 3-4..Deepest ,non-Rem sleep ...>Delta is the lowest frequency and highest amplitude.
Sleepwalking, Night terror and betwetting occur in this stage.
Treatment:Imipramine is useful for Enuresis.....bcz it dec.stage 4 sleep.
and Benzodiazepines is useful for night terror and sleep walking.

[ArchivalUser]

26.D
An extreme symptom of overdose of Dopamine (amphetamine) is psychosis, characterized by vivid visual, auditory, and sometimes tactile hallucinations

[ArchivalUser]

27.B
Coxsackievirus is a virus that belongs to a family of non enveloped linear single-stranded positive-sense ssRNA viruses, Picornaviridae and the genus Enterovirus, which also includes poliovirus, echovirus and hepatitis A virus.
transmitted by the fecal-oral route.
Coxsackieviruses are divided into group A and group B viruses
group A coxsackieviruses tend to infect the skin and mucous membranes, causing herpangina, acute hemorrhagic conjunctivitis (AHC), and hand, foot and mouth (HFM) disease.
Group B coxsackieviruses tend to infect the heart, pleura, pancreas, and liver, causing pleurodynia, myocarditis, pericarditis, and hepatitis (inflammation of the liver not related to the hepatotropic viruses). Coxsackie B infection of the heart can lead to pericardial effusion. Muffled heart sounds and pulsus paradoxus are signs of this.

Coxsackieviruses are also the leading causes of aseptic meningitis.

Wikipedia

[ArchivalUser]

27 .....HANDS AND FEET RASH --CARS
1. COX -A
2. RICKETSIA
3. SYPHILIS

[ArchivalUser]

28.C
cell junctions are absent in skeletal muscel
but in cardiac there are junctional complexes between fibers (intercalated disc),including GAP JUNCTIONS.

http://www.netterimages.com/image/12966.htm

http://www.google.com/imgres?imgurl=http...=123&ty=66

[ArchivalUser]

28.C OR E?
MY KEY ANSWER WAS C BUT I THINK IT IS E.PLEASE SOMEONE CLARIFY IT,YHANK YOU

[ArchivalUser]

28- correct answer is Cc ..those are intercalated disc or gap junctions seen in cardiac muscle - check out same figure in HY histology book

[ArchivalUser]

29--
osteoblastic lesions are seen in ca prostate

http://www.learningradiology.com/archive...orrect.htm


osteolytic lesion seen in MM - -In MM due to osteolytic lesions we get hypercalcemia

Tumor ----------------------Appearance

Prostate----------------------Blastic

Breast----------------------------Mixed

Lung-------------------Predominantly lytic

Renal Cell Ca----------Predominantly Lytic



osteolytic lesions


http://www.squidoo.com/lyticbone

[ArchivalUser]

30-bronchiectais in CF

http://emedicine.medscape.com/article/296961-overview