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1) Lesions of which of the following nuclei cause hypothalamic obesity a. ventromedial nucleus               b. dorsomedial nucleus c. suprachiasmatic nucleus           d. supraoptic nucleus Ans. a 2) The EPSP a. is an all or none response to a presynaptic potential   b. can be temporarily summated during repetitive presynaptic stimulation c. always initiates an action potential      d. lasts only for the duration of presynaptic action potential Ans. b 3) Following statements are true for dopamine except a. it is related to Parkinsonism    b. it is found in the cells uninhibited by Ach in basal ganglia c. it is one of the endogenous opiates from CNS                 d.   it cannot be replaced in CNS from dietary dopamine ...

A 74-year-old woman presents to her physician for a postoperative medical visit. Three days ago, she underwent a left total knee replacement for severe osteoarthritis. She has a past medical history significant for type 1 diabetes mellitus and glaucoma. Her hospital course was uneventful. She continues to take daily NPH insulin and has good control of her blood glucose. She also takes oxycodone, which was given to her in the hospital for pain. She is involved in a physical therapy rehabilitation program at the local hospital. On review of her medications, which of the following is most acutely indicated at this time? a) An ACE inhibitor b)A nonsteroidal anti-inflammatory agent c)Oral aspirin d)Oral Coumadin e) Subcutaneous unfractionated heparin Explanation: The correct answer is D. This patient is post a total knee replacement and is currently not on any anticoagulation therapy. The risk of deep venous thrombosis (DVT) and subsequent pulmonary embolism is v...

MCQ of the day: Your daily dose of practice mcqs A 70-year-old man presents to the emergency department with a 3-day history of right temporal headache, fever, and profound malaise. He appears acutely ill. His temperature is 39.5 C (103.1 F), blood pressure is 130/80 mm Hg, pulse is 98/min, and respirations are 24/min. Tenderness over the right temporal region is appreciated on palpation. The right temporal artery is tender and slightly nodular. Neurologic examination is normal, including funduscopic examination. However, visual acuity is reduced. Laboratory studies show: Hematocrit 39.0% Hemoglobin 10.9 g/dL Leukocytes 8800/µL (neutrophils 68%) Erythrocyte sedimentation rate 80 mm/hr Which of the following is the most appropriate next step in management? a)Measurement of intraocular pressure b)Visual field assessment c)Low-dose (10 mg/day) prednisone treatment d)High-dose (60 mg/day) prednisone treatment e) Temporal artery biopsy Explanation: The correct a...

1. Concerning renal ontogeny: A. the pronephros is a transitory kidney present during the embryonic life of all vertebrates B. the mesonephros is a functional yet transitory kidney during intrauterine life of mammals C. a main morphological difference between the metanephros (permanent kidney) and the mesonephros, is the development of the loop of Henle D. A and C are correct E. all are correct Correct Answer: E 2. The main barrier precluding the free passage of albumin across the glomerular capillary walls is formed by: A. the fenestrated glomerular endothelium B. anionic proteoglycan clusters within the glomerular basement membrane C. the filtration slits in between visceral epithelial cells (podocytes) D. none are correct E. all are correct Show answer Correct Answer: B 3. Concerning the measurement of renal plasma flow (RPF) and glomerular filtration rate(GFR): A. inulin is a good GFR marker because it is freely filtered in the glomeruli and it i...

 FCPS part 1 Medicine & Allied past MCQs...Recalls Part2 1. what is true about critical temperature:  a. applies on mixture of gas.  b. of co2 is 31c  c. of oxygen is 121c  d. of nitrogen is 21c  e. is temperature below which pressure can keep gas liquid  2. Humidity in OT should be  a.27  b.45  c.37  3. Ropivacaine is used for epidural anaesthesia instead of bupivacaine during labour,because  a. it is less toxic  b. no effect on fetus  c. recovery is quick  d. prolonged action  4. half life of pseudocholine esterase is  a. 2 hours  b. 1 week  c. 3 days  d. 12 hours  5. regarding phosphodiestease inhibitor (I can just recall there was some option regarding its inactivation of cAMP,,which I ticked..but don’t remember exactly now what the other options were )  6. volume of distribution depends on following except  a. age ...

FCPS part 1 Medicine & Allied past MCQs 1. Tumor spread by: a. Migration of tumor cells b. Breakdown of e-cadherin c. sepeation of tumor cells from one another d. Damaging extracellular matrix e. 2. What is most common cause of congenital hypothyroidism: a. Maternal iodide deficiency b. Inborn error of metabolism c. Defective embryogenesis d. Antibodies against thyroid hormone crossing placenta e. 3. Diabetic pat taking oral hypoglycemic drugs complain of abdominal fullness, which drug can b given to decrease gastropresis a. Omeprazol b. Cimetidi c. Antacids d. Metclopramide e. 4. On motor bike accident fracture of neck of humerus n can,t abduct his arm.due to a. Axillary nerve b. Long thoracic nerve c. Musculocutaneous nerve d. e. 5. Regarding trachea a. Gap in the C shape cartilages are lying anteriorly b. 15 cm in length c. Recurrent laryngeal nerve pases anteriorly d. Isthmus of thyroid lying in front of 4rt or 5th tracheal r...