NEET-PG 2015 Practice Questions

Q: What is the range of values for the Physical Quality of Life Index (PQLI)?

0 to 100. ***0 to 100*** - The **Physical Quality of Life Index (PQLI)** is an index that measures the quality of life or well-being of a country, with values ranging from **0 (worst)** to **100 (best)**. - This standardized range allows for easy comparison of living standards and societal progress across different nations. *0 to 10* - This range is too small and does not accurately represent the comprehensive scoring system used for the **PQLI**, which aggregates multiple indicators. - While some individual metrics might use a 0-10 scale, the composite PQLI itself uses a broader range. *0 to 50* - This range is insufficient to capture the full spectrum of development indicators factored into the **PQLI**. - A maximum value of 50 would compress the data too much, making fine distinctions between countries less apparent. *100 to 200* - The **PQLI** is capped at 100, which signifies the highest possible quality of life; therefore, values above 100 are not possible. - This range suggests an overly optimistic or unstandardized index, which is not the case for PQLI.

Q: According to the 2014 guidelines for female sterilization, which of the following is NOT an eligibility criterion for female sterilization?

Should have at least 1 child. ***Should have at least 1 child*** - The 2014 guidelines **removed the previous requirement** for a specific number of children, focusing instead on **informed consent** and **voluntary decision-making**. - The emphasis is now on the client's **autonomous choice**, regardless of their parity. - Having at least one child is **NOT an eligibility criterion** under the revised guidelines. *Age of at least 22 years* - While there is a minimum age requirement (legally 21 years, though some guidelines mention 22 years), this IS a valid eligibility criterion. - The age criterion ensures that individuals are mature enough to make an **informed and irreversible decision** about permanent contraception. - Younger individuals may be at higher risk of **regret** following sterilization. *Being unmarried* - Marital status is **NOT a barrier** to female sterilization under the 2014 guidelines. - Unmarried individuals have the same right to choose this method of contraception based on **informed consent**. - The decision for sterilization rests solely with the individual, irrespective of their **relationship status**. *Partner is not sterilized* - Partner's sterilization status is **NOT a determining factor** for female sterilization eligibility. - The decision is based on the **individual's choice**, health status, and desire for permanent contraception. - The eligibility criteria focus on the client's **informed consent** and understanding of the procedure, not on the partner's reproductive history.

Q: Which state has the lowest Infant Mortality Rate (IMR) in India?

Kerala. ***Kerala*** - Kerala consistently has achieved the **lowest Infant Mortality Rate (IMR)** in India, demonstrating significant progress in public health and maternal-child care. - This is primarily attributed to its robust **healthcare infrastructure**, high literacy rates, and effective implementation of health programs. *Maharashtra* - While Maharashtra has made progress in reducing IMR, its rate remains **higher than Kerala's**, reflecting varying healthcare access and quality across the state. - There are regional disparities in health outcomes, despite significant economic development. *Tamil Nadu* - Tamil Nadu has a commendable healthcare system and has significantly reduced its IMR over the years, yet it **does not consistently achieve the lowest rate** when compared to Kerala. - Its focus on **universal healthcare access** and nutrition programs has been instrumental in its improvements. *Uttar Pradesh* - Uttar Pradesh typically reports one of the **highest Infant Mortality Rates (IMR)** in India, due to challenges such as limited access to healthcare, malnutrition, and poor sanitation. - Significant efforts are underway to improve maternal and child health indicators, but the state still lags behind the national average and other states like Kerala.

Q: In a town there are 2500 live births within six months. During the same period 5 women died due to peripartum infection, 5 died due to electrocution, 2 died due to obstructed labor and 3 died due to PPH. What is the MMR?

4 per 1000 live births. ***4 per 1000 live births*** - The **Maternal Mortality Ratio (MMR)** is calculated as the number of maternal deaths per 100,000 live births. In this scenario, only deaths directly related to pregnancy or within 42 days postpartum from obstetric causes are considered maternal deaths. - Total maternal deaths = 5 (peripartum infection) + 2 (obstructed labor) + 3 (PPH) = 10. MMR = (10 maternal deaths / 2500 live births) * 1000 = 4. *6 per 1000 live births* - This calculation would incorrectly include deaths from non-obstetric causes, such as the 5 deaths due to electrocution, which are not considered maternal deaths. - Including non-maternal deaths inflates the ratio, leading to an inaccurate representation of obstetric risk. *40 per 1000 live births* - This value is significantly higher, suggesting a miscalculation in either the number of maternal deaths or the live births, potentially by using a multiplier of 100,000 live births instead of 1,000 for this question, or an arithmetic error. - A common error might be to multiply the total number of maternal deaths by 1000 and divide by the number of live births, leading to an incorrect large number if the base is not handled correctly. *60 per 1000 live births* - This result is far too high and indicates a significant overestimation of maternal deaths or a severe miscalculation. - It likely arises from a compounding of errors, possibly including non-maternal deaths and incorrect scaling of the denominator.

Q: Which of the following is the MOST important vital statistic in a population?

Mortality rate. ***Mortality rate*** - The **mortality rate** directly reflects the health status and overall well-being of a population by indicating the number of deaths per unit population. - A high mortality rate signals underlying public health issues, inadequate healthcare, or poor living conditions, making it the **most critical vital statistic** for assessing population health and guiding interventions. - It serves as a **key indicator** for comparing health status across populations and time periods. *Fertility rate* - The **fertility rate** measures the average number of children born to women of reproductive age, influencing future population size and age structure. - While important for demographic planning and population projections, it doesn't directly provide insights into the immediate health challenges or mortality burden of a population. *Morbidity rate* - The **morbidity rate** quantifies the incidence or prevalence of disease in a population, reflecting the disease burden. - Although crucial for understanding health problems and planning healthcare services, it is considered secondary to mortality as a vital statistic since mortality represents the ultimate health outcome. *Birth rate* - The **birth rate** quantifies the number of live births per 1,000 people in a year, contributing to population growth and demographic trends. - Like the fertility rate, it is essential for understanding natality patterns but offers less insight into the overall health status and survival of a population compared to the mortality rate.

Q: What is the primary cause of Common Variable Immunodeficiency (CVID)?

Defective B cell differentiation. ***Defective B cell differentiation*** - CVID is characterized primarily by a failure of **B cells** to differentiate into **plasma cells**, which are responsible for producing antibodies [1]. - This defective differentiation leads to **hypogammaglobulinemia**, or low levels of immunoglobulins [1]. *Absent B cells* - Complete absence of B cells is characteristic of severe combined immunodeficiency (SCID) or X-linked agammaglobulinemia (XLA), not CVID [1]. - In CVID, B cells are typically present, but they are dysfunctional. *Reduced number of B cells* - While some patients with CVID may have reduced B cell numbers, this is not the primary or defining defect. - The key issue is the inability of existing B cells to mature and produce antibodies effectively. *Defective B cell function* - While B cell function is indeed defective in CVID, the root cause of this malfunction is specifically the **failure of differentiation** into mature plasma cells. - The B cells are unable to perform their primary function of antibody production due to this arrest in their development.

Q: In Rideal-Walker method, plates are incubated for?

2-3 days. ***2-3 days*** - The **Rideal-Walker coefficient test** involves incubating plates for **2 to 3 days**, typically at a temperature of **37°C**, to allow for microbial growth and observation of disinfectant efficacy. - This incubation period is crucial for determining the **minimum inhibitory concentration** or bactericidal effect of a disinfectant against a test organism. *Less than 2 days* - An incubation period of less than **2 days** may not be sufficient for adequate microbial growth, potentially leading to **false-negative results** regarding disinfectant activity. - Insufficient growth time could prevent the full expression of the disinfectant's effect, making it difficult to accurately assess its **germicidal properties**. *6 to 8 days* - Incubation for **6 to 8 days** is typically **too long** for the Rideal-Walker method, as it risks overgrowth of microorganisms and potential changes in the test conditions. - Prolonged incubation can lead to **metabolic changes** in the bacteria or degradation of the disinfectant, compromising the validity of the results. *More than 10 days* - Incubation periods exceeding **10 days** are far too long and would render the results of the Rideal-Walker method **invalid**. - Such extended periods are not standard for assessing disinfectant efficacy due to issues like **nutrient depletion**, pH changes, and disinfectant instability.

Q: CD3 is a marker for which type of cells?

T - cells. ***T - cells*** - **CD3** is a complex of proteins that is universally expressed on the surface of all **T lymphocytes** (T cells). - It plays a crucial role in **T cell activation** by transducing signals from the T cell receptor (TCR) to the cell's interior. *B - cells* - **B cells** are characterized by the expression of unique surface markers like **CD19**, **CD20**, and surface **immunoglobulins**, not CD3. - Their primary function is to produce **antibodies** and present antigens. *NK - cells* - **Natural Killer (NK) cells** are a type of lymphocyte that lacks both CD3 and a T cell receptor (TCR), differentiating them from T cells. - They express markers such as **CD16** and **CD56** and are involved in innate immunity, particularly against viral infections and tumor cells. *Monocytes* - **Monocytes** are myeloid cells, not lymphocytes, and are characterized by markers such as **CD14** and **CD68**. - They differentiate into macrophages and dendritic cells, playing a significant role in phagocytosis and antigen presentation.

Q: ABO non- secretors are more prone to ?

Increased risk of infections. Increased risk of infections - Non-secretors of ABO antigens exhibit an increased susceptibility to a variety of infections, particularly bacterial and viral pathogens. - This is thought to be due to the absence of ABO antigens in secretions, which typically act as decoy receptors to prevent pathogen adhesion to host cells. Autoimmune diseases - While some associations between ABO blood groups and autoimmune diseases exist, non-secretor status is not consistently linked to a higher overall risk of autoimmune conditions. Cardiovascular diseases - ABO blood groups have been associated with cardiovascular risk, with non-O blood types generally having a slightly higher risk of certain cardiovascular events. - However, secretor status (the ability to secrete ABO antigens into bodily fluids) itself is not a prominent independent risk factor for cardiovascular diseases. Cancer - There are some documented associations between specific ABO blood types and certain types of cancer (e.g., non-O blood types with pancreatic cancer), but this is distinct from secretor status. - Being an ABO non-secretor is not a primary, broadly recognized risk factor for developing cancer.

Question 1

What is the range of values for the Physical Quality of Life Index (PQLI)?

Accepted Answer

0 to 100

Answer

0 to 10

Answer

0 to 50

Answer

100 to 200

Question 2

According to the 2014 guidelines for female sterilization, which of the following is NOT an eligibility criterion for female sterilization?

Accepted Answer

Should have at least 1 child

Answer

Partner is not sterilized

Answer

Being unmarried

Answer

Age of at least 22 years

Question 3

Which state has the lowest Infant Mortality Rate (IMR) in India?

Accepted Answer

Kerala

Answer

Maharashtra

Answer

Tamil Nadu

Answer

Uttar Pradesh

Question 4

What does the Gross Reproduction Rate (GRR) measure?

Accepted Answer

Number of female children a woman would have during her reproductive years, assuming no mortality

Answer

Number of total children a woman would have during her reproductive years (both male and female), assuming no mortality

Answer

Number of live births per 1000 women in a given year

Answer

Number of male children a woman would have during her reproductive years, assuming no mortality

Question 5

In a town there are 2500 live births within six months. During the same period 5 women died due to peripartum infection, 5 died due to electrocution, 2 died due to obstructed labor and 3 died due to PPH. What is the MMR?

Accepted Answer

4 per 1000 live births

Answer

6 per 1000 live births

Answer

40 per 1000 live births

Answer

60 per 1000 live births

Question 6

Which of the following is the MOST important vital statistic in a population?

Accepted Answer

Mortality rate

Answer

Fertility rate

Answer

Morbidity rate

Answer

Birth rate

Question 7

What is the primary cause of Common Variable Immunodeficiency (CVID)?

Accepted Answer

Defective B cell differentiation

Answer

Defective B cell function

Answer

Absent B cells

Answer

Reduced number of B cells

Question 8

In Rideal-Walker method, plates are incubated for?

Accepted Answer

2-3 days

Answer

Less than 2 days

Answer

6 to 8 days

Answer

More than 10 days

Question 9

CD3 is a marker for which type of cells?

Accepted Answer

T - cells

Answer

B - cells

Answer

NK - cells

Answer

Monocytes

Question 10

ABO non- secretors are more prone to ?

Accepted Answer

Increased risk of infections

Answer

Autoimmune diseases

Answer

Cardiovascular diseases

Answer

Cancer

NEET-PG 2015

Community Medicine

Internal Medicine

Microbiology

Pathology