I see all the above questions have been clarified
I made mistakes in the following. Any suggestions regarding the correct choice?
Any explanations would be much appreciated
1. An autopsy is done on a 50-year-old man who died of pneumonia despite 5 days of antibiotic therapy in the intensive care unit. He had a 15-year history of
alcoholism. A photograph of a sagittal section of the brain is shown. Based on this pathology, which of the following findings was most likely present on
neurologic examination of the patient prior to his death?
A) Dysdiadochokinesia WRONG
B) Dysmetria on finger nose testing
C) Essential tremor
D) Gait ataxia
E) Present Romberg sign
I had no idea what was wrong in the cerebellum. Looked fine to me
2. A 76-year-old woman is brought to the emergency department because of a 3-hour history of severe headache, slurred speech, and confusion. She has a 2-year history of atnal fibrillation. She has difficulty
understanding and answering questions, but she is cooperative. Ophthalmologic examination shows hemianopia and a tendency to gaze to the right. The pupils are normal sized and reactive to light. Neurologic
examination shows left-sided numbness and paralysis that are more severe In the face and upper extremity than In the lower extremity. Which of the following arteries is most likely Involved in this patient's condition?
A) Anterior cerebral
B) Anterior spinal
C) Middle cerebral artery. right?
D) Posterior cerebral WRONG
E) Vertebral
Visual problems -> post cerebral artery right?
3. A 54-year-old man has a squamous cell carcinoma of the right lung. Analysis of his germline DNA shows two alleles. m and n, at the microsatellite locus Z tightly linked to the p53 gene. Similar analysis of the
neoplastic cells shows the presence of the m allele only. These findings are most likely due to which of the following processes?
A) Germline mosaicism
B) Loss of heterozygosity. right?
C) p53 Gene amplification
D) Pericentric inversion involving p53 and locus Z
E) Point mutation of allele n WRONG
WTF was this? What is germline DNA?
4. An 18-year-old woman with mild mental ******ation is brought to the physician because of a 3-day history of decreased ability to see in reduced light. She has a lifelong history of chronic diarrhea. Two years ago,
she developed a lack of muscle control of her arms and legs, and generalized weakness. Her 16-year-old brother has had similar symptoms. Ophthalmologic examination shows bilateral retinitis pigmentosa. There
is ataxia and loss of deep tendon reflexes. Laboratory studies show erythrocytes with spiny projections and a serum total cholesterol concentration of 40 mg/dL. Which of the following apolipoproteins is most likely
deficient in this patient?
A) ApoA-l
B) Apo A-Il
C) ApoB
D) ApoC
E) ApoE WRONG
5. A 43-year-old man comes to the physician for a routine health maintenance examination. He is 170 cm (5 ft 7 in) tall and weighs 86 kg (188 lb); BMI is 30 kg/rn2. Physical examination and laboratory studies show no
other abnormalities. He tells the physician. "My older brother just got diagnosed with diabetes. I don't want that to happen to me. What should I do?" Which of the following diets is most likely to be effective in
decreasing this patient's risk for type 2 diabetes mellitus?
A) Low-calorie. right?
B) Low-carbohydrate WRONG
C) Low-cholesterol
D) Low-protein
E) Low-sodium
6. A 7-year-old girl is brought to the physician by her parents because of a 3-year history of temper tantrums when her parents leave her. She refuses to sleep alone and recently would not attend her friend's birthday
slumber party. She calls to her mother If she is In another room of the house. Each morning, the patient's teacher has to carry her Into school crying. Her mother recently returned to work full-time and says that she
is quite angry that her daughter is behaving in such a defiant way. Her father recalls that he behaved the same way when he was her age. Which of the following is the most likely explanation for this patient's
behavior?
A) Conduct disorder
B) Oppositional defiant disorder
C) Post-traumatic stress disorder
D) Separation anxiety disorder Right?
E) Normal behavior WRONG
I thought the kid was too old to have separation anxiety disorder
7. A female newborn is delivered at 34 weeks' gestation in an advanced-care setting where special delivery systems are available. The diagnosis of persistent pulmonary hypertension is made. Considering that the
newborn can be carefully monitored for methemoglobinemia, which of the following is the most appropriate therapy?
A) Desflurane
B) Hyperbaric oxygen
C) Nitric oxide
D) Nitrous oxide WRONG.
E) Oxygen diluted with helium
WTF was this about?