Q1 diagram of pathway of AA synthesis. enxymes are letters and intermediates are numbers. compound 5 regulates which enzyme?
1 ---> 2 --->3 --->4 --->5
a b c d
then theres a 'e' and 'f' also. anybody remember this ques kindly answer ans explain plz
Q2 68 yr old man with 6 wk history of fatigue, diff concentrating, increased appetite and increased need for sleep. 2.3 kg weight gain present. reports several days of missing work and not attending church during the past 3 weeks because he is tired.10 yr history of type 2 DM on oral meds.drinks 1-2 beers on weekends but no drug use. HbA1c 10.6% glucose- 220 mg/dl. reason for lack of glycemic control?
adjustment reaction with depressed mood
major depressive disorder
multi infarct dementia
Q3 23 yr old man with diff maintaing an erection. had an RTA that damaged thoracic spinal cord affecting motor and sensory function of lower trunk. right now can get erection only through physical contact from wife and not for a long time. best explanation for this is presence of reflex arc between his spinal reflex arc and which of following?
Q4 75 yr old man with low back pain. rectal examn shows enlarged prostate. serum studies shows elevated PSA levels. xray shows blastic lesions in the vertebrae s/o metastasis. patient undergoes vertebroplasty and lesion is sent for biopsy. histo exam of specimen will show what?
aggregates of proliferating plasma cells and plasmablasts
nests of epithelial cells joined by intercellular bridges and keratin pearls
pleomorphic epithelial cells forming duct like structures
sheets of small oval to spindle basophillic cells
sheets of uniform cells divided into lobules by fine fibrous septa containing lymphocytes
Q5 a mouse melanoma B16 is highly metastatic. a clone of B16 cells are injected into tail vein of mice and 3 weeks later are found in the liver,lungs and ovaries. when an antibody to a liver cell surface antigen is injected prior to injection of melanoma cells, formation of tumour nodules are only found in lungs and ovaries. there is no cytotoxic effect of the antibody to the liver cells. which of the following processes is most likely to be affected by this antibody?
Q6 which of the following cancer type and tumor antigen is most likely to produce highest antibody titer?
Cancer type Tumor antigen
B cell lymphoma CD19
breast ca HER2neu
cervical ca HPV 16 E6
prostate ca prostatic acid phosphatase
Q7 female is delivered at 34 weeks. diagnosis of primary pulm hypertension is made. considering that methemoglobinemia can be monitored which of the following is the appropriate therapy?
O2 diluted with helium
3.)pudendal nerve coz stimulation of the anogenital region.
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