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Doctors Medicines MCQs Q&A

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Directions : In each of the following questions a statement is given, followed by two conclusions. Give answer :

Statements : In Japan, the incidence of stomach cancer is very high, while that of bowel cancer is very low. But Japanese immigrate to Hawaii, this is reversed - the rate of bowel cancer increases but the rate of stomach cancer is reduced in the next generation. All this is related to nutrition - the diets of Japanese in Hawaii are different than those in Japan.

Conclusions :
I. The same diet as in Hawaii should be propagated in Japan also.
II. Bowel cancer is less severe than stomach cancer.
Consider the following statements regarding modulation : 1. The communication systems, where a weak signal is transmitted by the use of a modulation is essential in carrier signal. 2. When the frequency of the high frequency signal is varied in accordance with the intensity of the low-frequency weak signal, the modulation is said to be frequency modulation. 3. The process of recovering original baseband signal from the modulated signal is called phase modulation. Which of the above statements are correct ? 
Our stomach churns the food to digest it. Which of the following statements incorrectly represents the process of digestion? A. Food digests slower in the stomach than outside.  B. Food does not digest properly when we are sad.  C. The juices in the stomach are acidic. D. Boiled egg digests faster than a raw egg.
Consider the following statements regarding antacids. 1. Excessive hydrogen carbonate can make the stomach alkaline and trigger the production of even more acid. 2. Cimetidine (Tagamet), was designed to prevent the interaction of histamine with the receptors present in the stomach wall. Which of the statements given above is/are correct?
The nutrient concentration range in which added nutrient will not increase yield but can increase nutrient concentration is referred as
Choose the correct answer
(1) A trustee may also be a beneficiary and can be the sole beneficiary
(2) A trustee may also be a beneficiary, but cannot be the sole beneficiary
(3) A donor may also constitute himself a trustee, and though remaining in possession, may transfer legal possession by declaring his possession as donee's.
(4) A donor may also constitute himself a trustee, and though remaining in possession, cannot transfer legal possession by declaring his possession as donee's.
Consider the following solution to the producer-consumer synchronization problem. The shared buffer size is ?. Three semaphores empty, full and mutex are defined with respective initial values of 0, ? and 1. Semaphore empty denotes the number of available slots in the buffer, for the consumer to read from. Semaphore denotes the number of available slots in the buffer, for the producer to write to. The placeholder variables, denoted by P, Q, R, and S, in the code below can be assigned either empty or full. The valid semaphore operations are: wait ( ) and signal ( ). Producer: Consumer: do {         wait (P) ;         wait (mutex) ;         //Add item to buffer         signal (mutex) ;         signal (Q) ; } while (1) ; do {          wait (R) ;          wait (mutex) ;          //Consume item from buffer          signal (mutex) ;          signal (S) ; } while (1) ;   Which one of the following assignments to P, Q, R and S will yield the correct solution?
A rectangular pulse train s(t) as shown in the figure is convolved with the signal cos2(4π × 103t). The convolved signal will be a
Signal Processing mcq question image
Which of the following statement (S) is/are correct related to the Ancient Indian Literature? I. Vedas, Puranas, Kautilya's Arthashastra, and other literature besides foreign accounts are only available literary sources that restructure the Ancient Indian History. II. The archaeological sources like epigraphic, numismatic and architectural remains besides archaeological explorations and excavations also help in restructuring Ancient Indian History.
May physician has told me that stomach ulcres are "not caused by stress ,alcohol,or rich foods" but a bacterium that dwells in the mucous lining of the stomach.(Match the best alternative that correspond to the quotations word)