Assessment of Nutritional Status — MCQs
What is the growth status of a child who has a normal weight but is below average height for their age?
According to the ICDS, what is the recommended caloric and protein intake for a pregnant woman?
Which of the following is a primary determinant of undernutrition?
Compared to a pregnant female, a lactating female would require a higher level of nutrient supplementation for which of the following?
A study was done to assess malnutrition among young children. 100 children were selected each from rural and urban areas. Out of these, 30 among rural and 20 among urban were found to be malnourished. Which of the following statistical tests is used to compare the data sets?
A 16-month-old child weighing 8 kg is assessed using a growth chart. The child's weight falls between the median (standard) and minus 2 standard deviations ( -2 SD ). What should be the next step in the management of this child?
Which of the following anthropometric indicators best reflects acute malnutrition (wasting) in children?
Among the following single parameters, malnutrition in surgical patients is best assessed by:
Which of the following is the best sign to indicate adequate growth in an infant with a birth weight of 2.8 kg?
Which of the following, if normal, would be most significant in making PEM unlikely?
Assessment of Nutritional Status Indian Medical PG Practice Questions and MCQs
Question 1: What is the growth status of a child who has a normal weight but is below average height for their age?
- A. Wasted and stunted
- B. Wasted
- C. Stunted growth (Correct Answer)
- D. None of the options
Explanation: ***Stunted growth*** - **Stunting** is defined as having a **low height-for-age**, indicating **chronic undernutrition** or recurrent illness. - A child with normal weight but below-average height fits this diagnostic criterion for impaired linear growth. *Wasted* - **Wasting** describes having a **low weight-for-height**, indicating **acute malnutrition** or rapid weight loss. - This child has a normal weight, so they are not considered wasted. *Wasted and stunted* - This option refers to a child with both **low weight-for-height** (wasted) and **low height-for-age** (stunted). - Since the child has a normal weight, they are not wasted, even if they are stunted. *None of the options* - This option is incorrect because the child's presentation clearly matches the definition of **stunted growth**. - The specific term "stunted" accurately describes a child who is too short for their age.
Question 2: According to the ICDS, what is the recommended caloric and protein intake for a pregnant woman?
- A. 600 Kcal and 12 grams of protein
- B. 600 Kcal and 15 grams of protein
- C. 600 Kcal and 10 grams of protein
- D. 600 Kcal and 18-20 grams of protein (Correct Answer)
Explanation: ***600 Kcal and 18-20 grams of protein*** - The **Integrated Child Development Services (ICDS)** guidelines recommend a daily supplementary intake of **600 Kcal** and between **18-20 grams of protein** for pregnant women. - This additional nutritional support is crucial to meet the increased metabolic demands and fetal growth during pregnancy, especially for women from vulnerable populations. *600 Kcal and 10 grams of protein* - While **600 Kcal** is the correct caloric supplement as per ICDS, **10 grams of protein** is insufficient to meet the increased protein requirements during pregnancy. - Inadequate protein intake can negatively impact fetal development and maternal health. *600 Kcal and 12 grams of protein* - The recommended caloric intake of **600 Kcal** is correct, but **12 grams of protein** falls short of the ICDS guidelines for pregnant women. - The additional protein is vital for tissue synthesis, blood volume expansion, and the development of the fetus. *600 Kcal and 15 grams of protein* - Although **600 Kcal** aligns with the ICDS recommendation for energy, **15 grams of protein** is still below the specified range. - The guidelines emphasize a higher protein intake to support optimal pregnancy outcomes.
Question 3: Which of the following is a primary determinant of undernutrition?
- A. Infections
- B. Low birth weight
- C. Less water intake
- D. Low food intake (Correct Answer)
Explanation: ***Low food intake*** - **Low food intake**, meaning insufficient consumption of food, directly leads to a lack of essential nutrients and energy, which is the most fundamental cause of **undernutrition**. - This can be due to various factors like poverty, food insecurity, poor dietary choices, or conditions causing appetite loss, all converging on inadequate nutrient supply. *Low birth weight* - **Low birth weight** is often a *consequence* or a *marker* of undernutrition in the mother or during fetal development, rather than a primary determinant of subsequent undernutrition itself. - While it increases the risk of health problems, including future undernutrition, it's not the initial cause of nutrient deficiency. *Infections* - **Infections** can *exacerbate* undernutrition by increasing nutrient requirements, impairing nutrient absorption, and causing appetite loss. - However, infections are often risk factors or consequences of an already weakened nutritional state, rather than the initial, direct cause of a nutrient deficit. *Less water intake* - **Less water intake** primarily leads to **dehydration**, which affects overall health and nutrient transport but is not a direct cause of **undernutrition** (i.e., a lack of essential calories, proteins, vitamins, and minerals). - While hydration is crucial for health, it is distinct from the intake of macronutrients and micronutrients that define nutritional status.
Question 4: Compared to a pregnant female, a lactating female would require a higher level of nutrient supplementation for which of the following?
- A. Calcium (Correct Answer)
- B. Folic acid
- C. Iron
- D. Vitamin A
Explanation: ***Calcium*** - **Lactating women** require higher calcium intake compared to pregnant women due to significant calcium transfer into **breast milk** for infant bone development. - This increased demand helps maintain maternal bone density and ensures adequate calcium supply for the baby. *Folic acid* - **Folic acid** is critically important during **pregnancy** to prevent neural tube defects, with supplementation typically decreasing postpartum. - While still necessary, the daily recommended intake for lactating women is generally lower than during pregnancy. *Iron* - **Iron requirements** are highest during **pregnancy** to support increased maternal blood volume and fetal development. - In lactating women, iron needs often decrease postpartum, especially if there was minimal blood loss during delivery and menstruation has not yet resumed. *Vitamin A* - While **Vitamin A** is important for both pregnant and lactating women, the recommended intake for pregnant women tends to be slightly higher, especially for **fetal organ development**. - Excessive vitamin A can be teratogenic during pregnancy, so supplementation needs careful monitoring in both states.
Question 5: A study was done to assess malnutrition among young children. 100 children were selected each from rural and urban areas. Out of these, 30 among rural and 20 among urban were found to be malnourished. Which of the following statistical tests is used to compare the data sets?
- A. Paired t-test
- B. Chi-square (Correct Answer)
- C. The standard error of mean
- D. ANOVA
Explanation: ***Chi-square*** - The Chi-square test is appropriate for comparing **categorical data** or proportions between two or more independent groups, as seen with malnutrition rates in rural vs. urban children. - It assesses whether there is a statistically significant association between the two categorical variables (region and nutritional status). *Paired t-test* - A **paired t-test** is used to compare the means of two related groups or repeated measurements on the same subjects, which is not the case here as the rural and urban groups are independent. - This test is typically applied when analyzing before-and-after intervention data or matched pairs. *The standard error of mean* - The **Standard Error of the Mean (SEM)** is a measure of the precision of the sample mean as an estimate of the population mean, not a statistical test for comparing data sets. - It quantifies the variability of sample means if multiple samples were taken from the same population. *ANOVA* - **ANOVA (Analysis of Variance)** is used to compare the means of three or more independent groups, or to analyze the effects of multiple factors on a continuous outcome. - While it can compare groups, it is primarily for continuous outcomes and not for comparing proportions or categorical data like malnutrition prevalence.
Question 6: A 16-month-old child weighing 8 kg is assessed using a growth chart. The child's weight falls between the median (standard) and minus 2 standard deviations ( -2 SD ). What should be the next step in the management of this child?
- A. Identify mild malnutrition and initiate homebased nutritional support.
- B. Recognize moderate malnutrition and provide feeding education to the mother.
- C. Reassure the mother that the child is within normal nutritional status. (Correct Answer)
- D. Diagnose severe malnutrition and refer to a Nutritional Rehabilitation center
- E. Initiate therapeutic feeding with ready-to-use therapeutic food (RUTF).
Explanation: ***Reassure the mother that the child is within normal nutritional status.*** - According to WHO growth standards, a child's weight between the **median and -2 SD** falls within the **normal range**. - Weight-for-age between +2 SD and -2 SD is considered **normal nutritional status**. - The appropriate management is to **reassure the parents**, provide anticipatory guidance on nutrition, and continue **routine growth monitoring**. - No specific nutritional intervention is required unless there are other clinical concerns. *Identify mild malnutrition and initiate home-based nutritional support.* - **Mild malnutrition (underweight)** is defined as weight-for-age between **-2 SD and -3 SD**, not between median and -2 SD. - This child's weight is **above -2 SD**, placing them in the normal range, so this intervention is not indicated. *Recognize moderate malnutrition and provide feeding education to the mother.* - **Moderate malnutrition** is indicated when a child's weight falls between **-2 SD and -3 SD**. - This child's weight is **above -2 SD** and therefore does not meet criteria for moderate malnutrition. *Diagnose severe malnutrition and refer to a Nutritional Rehabilitation center.* - **Severe acute malnutrition (SAM)** is diagnosed when weight-for-height is **below -3 SD**, or when there is visible severe wasting or bilateral pitting edema. - This child's weight is well above the threshold for severe malnutrition. *Initiate therapeutic feeding with ready-to-use therapeutic food (RUTF).* - **RUTF** is reserved for children with **severe acute malnutrition** requiring therapeutic nutritional rehabilitation. - This child has normal nutritional status and does not require therapeutic feeding products.
Question 7: Which of the following anthropometric indicators best reflects acute malnutrition (wasting) in children?
- A. Height for age
- B. BMI for age
- C. Weight for age
- D. Weight for height (Correct Answer)
Explanation: ***Weight for height*** - **Weight-for-height** is the most sensitive indicator of **acute malnutrition (wasting)** because it measures body mass relative to an individual's height, directly reflecting recent and rapid weight loss. - It helps identify children who are too thin for their height, indicating a current nutritional deficit and is crucial for immediate intervention. *Height for age* - **Height-for-age** is an indicator of **chronic malnutrition (stunting)**, reflecting long-term nutritional deficiencies and skeletal growth faltering. - It does not provide information about recent weight changes or acute nutritional status. *BMI for age* - **BMI-for-age** is a helpful indicator for overall nutritional status, including **overweight and obesity**, and can also reflect stunting or wasting. - However, for specifically identifying **acute wasting**, **weight-for-height** is more direct and sensitive as BMI for age can be influenced by both short-term (weight) and long-term (height) growth. *Weight for age* - **Weight-for-age** is an indicator of **underweight**, which can be a result of either acute (wasting) or chronic (stunting) malnutrition, or both. - It does not distinguish between these two forms of malnutrition, making it less specific for identifying **acute wasting** compared to weight-for-height.
Question 8: Among the following single parameters, malnutrition in surgical patients is best assessed by:
- A. Mid arm circumference (Correct Answer)
- B. Triceps skin fold thickness
- C. Hb level
- D. Serum albumin
Explanation: ***Mid arm circumference*** - **Mid-arm circumference (MAC)** is considered a reliable and easily measurable single parameter for assessing malnutrition, as it reflects both **muscle mass** and **subcutaneous fat**. - It is particularly useful in surgical patients where rapid and practical assessment of nutritional status is needed. *Serum albumin* - While **serum albumin** reflects visceral protein status, its levels can be significantly affected by **hydration status**, inflammation, and liver disease, making it less specific for malnutrition in acute surgical settings. - Due to its **long half-life**, serum albumin may not accurately reflect recent changes in nutritional status. *Hb level* - **Hemoglobin (Hb) levels** primarily assess anemia, which can be caused by various factors beyond malnutrition, such as blood loss or chronic disease. - Anemia does not directly measure or reflect overall protein-energy malnutrition. *Triceps skin fold thickness* - **Triceps skin fold thickness (TSFT)** measures subcutaneous fat stores but does not provide information about lean muscle mass or overall protein status. - Its measurement can be less accurate due to inter-observer variability and may not reflect comprehensive malnutrition as well as MAC.
Question 9: Which of the following is the best sign to indicate adequate growth in an infant with a birth weight of 2.8 kg?
- A. Increase in length of 25 centimetres in the first year (Correct Answer)
- B. Weight gain of 300 grams per month till 1 year
- C. Anterior fontanelle closure by 6 months of age
- D. Weight under the 75th percentile and height under the 25th percentile
Explanation: ***Increase in length of 25 centimetres in the first year*** - A **25 cm increase in length during the first year** is a normal and expected growth rate for infants, indicating adequate overall growth and development since overall length growth is a sensitive indicator of good health. - This corresponds to roughly a **50% increase in birth length** (which is typically around 50 cm), demonstrating appropriate linear growth. *Weight gain of 300 grams per month till 1 year* - While weight gain is crucial, an infant typically **gains more than 300 grams per month** in the early months (e.g., 500-1000g/month for the first 3-4 months) and then the rate slows. - This value represents an **average over the entire year** and may not reflect adequate growth during periods of rapid weight gain. *Anterior fontanelle closure by 6 months of age* - The **anterior fontanelle typically closes between 10 to 18 months of age**, with closure as early as 6 months being within the normal range but not the *best* indicator of overall growth. - While fontanelle closure is an important developmental milestone, it is **not a direct measure of growth in length or weight**, which are more indicative of nutritional status. *Weight under the 75th percentile and height under the 25th percentile* - Having weight under the 75th percentile and height under the 25th percentile means the **child is growing disproportionately**, which could suggest a growth problem or underlying health issue. - **Optimal growth** is typically indicated when weight and height measurements fall within a similar percentile range, generally between the 25th and 75th percentiles.
Question 10: Which of the following, if normal, would be most significant in making PEM unlikely?
- A. Lean body mass (Correct Answer)
- B. Serum Potassium
- C. Skin fold thickness
- D. Extracellular fluid (ECF)
Explanation: ***Lean body mass*** - A normal **lean body mass** indicates adequate muscle and organ tissue, which is the primary component affected by **Protein-Energy Malnutrition (PEM)**. - Maintaining normal lean body mass despite potential weight loss makes significant PEM, especially the **marasmic type**, less likely. *Extracellular fluid (ECF)* - **Extracellular fluid (ECF)** can be normal or even increased in cases of **edematous PEM** (kwashiorkor) due to decreased oncotic pressure, making it an unreliable indicator for excluding PEM. - Normal ECF does not rule out the depletion of protein, fat, and muscle mass that characterizes PEM. *Serum Potassium* - **Serum potassium** levels can be normal or abnormal (low or high) in PEM depending on hydration status, renal function, and refeeding syndrome, making it a non-specific indicator for excluding the condition. - It does not directly reflect the overall **nutritional status** or body composition changes seen in PEM. *Skin fold thickness* - **Skin fold thickness** measures subcutaneous fat stores, which can be normal or even preserved in some forms of PEM, particularly **kwashiorkor**, even when severe protein deficiency exists. - While reduced skin fold thickness suggests **marasmus**, a normal value does not conclusively rule out **protein deficiency** or other forms of PEM.
Want unlimited practice?
Get full access to all questions, explanations, and performance tracking.
Start For Free