91q: organism which shows tumbling motility ?
Answer : listeria at 20 – 25 degree Celsius .
92q: microorganism which show swarming ?
Answer : proteus mirabilis, proteus vulgaris, bacillus cereus and clostridium tetani . proteus also shows the characteristic dienes phenomenon .
93q: toll like receptors are expressed on all except ?
- macrophages
- dendritic cells
- B cells
- T cells
Answer : d . T cells .
94q: all of the following are oxidase positive organisms except ?
- E . coli
- Vibrio cholera
- Pseudomonas aeruginosa
- Aeromonas hydrophila
Answer : a . E . coli is oxidase negative .
95q: protective anti tetanus toxoid antibody levels in a person vaccinated against tetanus should be atleast ?
Answer : 0.1 IU/ml .
96q: a baby is suffering from severe ABO incompatibility . exchange transfusion is planned for the baby . the baby’s weight is 3 kg . how much blood will be needed for exchange transfusion ?
Answer : 540 ml . exchange blood transfusion for neonatal hyperbilirubinemia is done with double the blood volume of the baby – 180 ml/kg. baby’s weight is 3 kg and hence the amount of blood needed is 180 X 3 = 540 ml .
97q: in a lady of 32 weeks pregnancy injection dexamethasone is to be given to prevent ?
- RDS
- Neonatal convulsion
- Neonatal jaundice
- Cerebral palsy
Answer : a . RDS .
98q: anti hormonal substance used to induce ovulation is ?
- mifepristone
- clomiphene citrate
- tamoxifen
- raloxifen
answer : b .
99q: non contraceptive use of OC pills are all except ?
- carcinoma endometrium
- carcinoma breasts
- rheumatoid arthritis
- endometriosis
answer : b . carcinoma breasts .
100q: on TVS which of the following shape of cervix indicates preterm labour ?
Answer : U shape . ( TVS stands for transvaginal sonography )
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