Personal Protective Equipment — MCQs
Which of the following is NOT a core component of the WHO's global STI control strategy?
The web-based IT system for case-based surveillance under National Tuberculosis Elimination Programme (NTEP, formerly RNTCP) is
Which of the following does not include Specific protection under primary prevention?
Which is false regarding Spaulding's criteria?
N95 mask is used for:
Match the following drugs in Column A with their contraindications in Column B. | Column A | Column B | | :-- | :-- | | 1. Morphine | 1. QT prolongation | | 2. Amiodarone | 2. Thromboembolism | | 3. Vigabatrin | 3. Pregnancy | | 4. Estrogen preparations | 4. Head injury |
In which context are leading questions allowed?
A factory worker exposed to asbestos presents with respiratory symptoms. Which primary prevention measure is most appropriate to reduce the risk of asbestosis in these workers?
A factory is setting up measures to prevent occupational lung disease among its workers. What is the most important primary prevention strategy?
Which of the following is NOT a personal protective equipment (PPE)?
Personal Protective Equipment Indian Medical PG Practice Questions and MCQs
Question 1: Which of the following is NOT a core component of the WHO's global STI control strategy?
- A. Case management
- B. Universal mandatory screening (Correct Answer)
- C. Strategic information systems
- D. Prevention services
Explanation: ***Universal mandatory screening*** - While screening is part of STI control, **universal mandatory screening** for all STIs in the general population is not a core component of the WHO's strategy due to feasibility, cost, and ethical considerations. - The strategy emphasizes **targeted screening** for at-risk populations and opportunistic screening. *Case management* - **Case management**, including accurate diagnosis and effective treatment, is a critical component for managing current infections and preventing further transmission. - This involves syndromic or etiologic approaches to treatment and partner notification. *Strategic information systems* - **Strategic information systems** are essential for monitoring trends, evaluating interventions, and informing policy decisions related to STI control. - This includes surveillance data, program monitoring, and research. *Prevention services* - **Prevention services** are a cornerstone of the WHO's strategy, aiming to reduce the incidence of new infections. - These services encompass health education, condom promotion and distribution, vaccination, and pre-exposure prophylaxis (PrEP).
Question 2: The web-based IT system for case-based surveillance under National Tuberculosis Elimination Programme (NTEP, formerly RNTCP) is
- A. NIKSHAY (Correct Answer)
- B. E-TB Tracker
- C. SURAKSHA
- D. SAFETY-NET
Explanation: ***NIKSHAY*** - **NIKSHAY** is the official web-based IT system used by the National Tuberculosis Elimination Programme (NTEP, formerly RNTCP) in India for **case-based surveillance** and monitoring of TB cases. - Launched in 2012, it facilitates **real-time data entry**, tracking of patient outcomes, drug logistics management, and program monitoring, significantly improving the efficiency of TB control efforts. - It enables **notification of all TB cases**, both from public and private sectors, ensuring comprehensive surveillance. *E-TB Tracker* - **E-TB Tracker** is not the designated IT system for TB surveillance under NTEP in India. - This term may refer to other electronic tracking systems used in different contexts, but NIKSHAY remains the official platform for India's TB programme. *SURAKSHA* - **SURAKSHA** means safety or protection in Hindi and is not associated with any specific web-based IT system for TB surveillance under NTEP. - This is not a recognized TB surveillance platform in the Indian context. *SAFETY-NET* - **SAFETY-NET** is a generic term referring to social protection programs or health support systems. - There is no specific NTEP initiative for TB surveillance identified by this name.
Question 3: Which of the following does not include Specific protection under primary prevention?
- A. Health education (Correct Answer)
- B. Tab Rifampicin to those in contact with meningitis
- C. Wheat flour fortified with added iron
- D. Pentavalent vaccination
Explanation: ***Health education*** - **Health education** is a component of **health promotion**, which falls under the broader category of primary prevention. - While it aims to prevent disease, it focuses on general well-being and lifestyle changes rather than specific disease protection measures. *Tab Rifampicin to those in contact with meningitis* - This is an example of **chemoprophylaxis**, a form of **specific protection**. - It involves administering medication to prevent a specific infectious disease in individuals exposed to it. *Wheat flour fortified with added iron* - This represents **nutritional interventions** aimed at preventing specific deficiencies, thus falling under **specific protection**. - **Food fortification** provides micronutrients to prevent deficiencies like **iron-deficiency anemia**. *Pentavalent vaccination* - **Vaccination** is a classic example of **specific protection** as it targets specific infectious agents to prevent disease. - The **pentavalent vaccine** protects against five specific diseases: **diphtheria, tetanus, pertussis, Haemophilus influenzae type b, and hepatitis B**.
Question 4: Which is false regarding Spaulding's criteria?
- A. Non critical items require only decontamination
- B. Cardiac catheters are examples of critical items
- C. Semi critical items need low level disinfection (Correct Answer)
- D. Semi critical items are those which come in contact with mucous membrane or non intact skin
Explanation: ***Semi critical items need low level disinfection*** - This statement is **FALSE** and is the **correct answer** to this question. - **Semi-critical items** require **high-level disinfection**, NOT low-level disinfection. - Semi-critical items come into contact with mucous membranes or non-intact skin and require removal of all vegetative bacteria, fungi, mycobacteria, and most viruses. - Examples include endoscopes, laryngoscope blades, and respiratory therapy equipment. *Non critical items require only decontamination* - This statement is **TRUE** (or at least acceptable in context). - Non-critical items contact intact skin and require **cleaning** and **low-level disinfection** (which falls under the umbrella term "decontamination"). - Examples include blood pressure cuffs, stethoscopes, and bedpans. *Cardiac catheters are examples of critical items* - This statement is **TRUE**. - **Cardiac catheters** enter the **vascular system** (sterile tissue), making them **critical items**. - Critical items require **sterilization** to prevent severe systemic infection. *Semi critical items are those which come in contact with mucous membrane or non intact skin* - This statement is **TRUE** and correctly defines **semi-critical items** according to Spaulding's classification. - This is the standard definition used in medical device processing protocols.
Question 5: N95 mask is used for:
- A. respiratory droplets
- B. Dust
- C. aerosol (Correct Answer)
- D. in general
Explanation: ***aerosol*** - **N95 masks** are specifically designed to filter out at least 95% of **airborne particles** (aerosols) 0.3 microns or larger. - This level of filtration is crucial for protecting against diseases transmitted via **aerosolized droplets**, such as tuberculosis or COVID-19. *respiratory droplets* - While an N95 mask can filter respiratory droplets, it is primarily designed for smaller **aerosol particles** that can remain suspended in the air. - **Surgical masks** are generally adequate for blocking larger respiratory droplets, preventing splash and splatter. *Dust* - While an N95 mask can filter dust, it is an **overkill** for most common dust exposures. - A simple **dust mask** or even a surgical mask can provide adequate protection against larger dust particles. *in general* - This option is too broad; N95 masks are specifically used when there's a risk of exposure to **aerosolized infectious agents** or **fine particulate matter**. - Their use is typically reserved for settings where **aerosol-generating procedures** are performed or when caring for patients with **airborne diseases**.
Question 6: Match the following drugs in Column A with their contraindications in Column B. | Column A | Column B | | :-- | :-- | | 1. Morphine | 1. QT prolongation | | 2. Amiodarone | 2. Thromboembolism | | 3. Vigabatrin | 3. Pregnancy | | 4. Estrogen preparations | 4. Head injury |
- A. A-1, B-3, C-2, D-4
- B. A-4, B-1, C-3, D-2 (Correct Answer)
- C. A-3, B-2, C-4, D-1
- D. A-2, B-4, C-1, D-3
Explanation: ***A-4, B-1, C-3, D-2*** - **Morphine** is contraindicated in **head injury** as it can increase intracranial pressure and mask neurological symptoms. - **Amiodarone** is contraindicated in patients with **QT prolongation** due to its risk of inducing more severe arrhythmias like Torsades de Pointes. - **Vigabatrin** is contraindicated during **pregnancy** due to its potential for teratogenicity and adverse effects on fetal development. - **Estrogen preparations** are contraindicated in patients with a history of **thromboembolism** due to their increased risk of blood clot formation. *A-1, B-3, C-2, D-4* - This option incorrectly matches **Morphine** with QT prolongation and **Estrogen preparations** with head injury, which are not their primary contraindications. - It also incorrectly links **Vigabatrin** with thromboembolism and **Amiodarone** with pregnancy. *A-3, B-2, C-4, D-1* - This choice incorrectly associates **Morphine** with pregnancy and **Vigabatrin** with head injury, which are not the most critical or direct contraindications. - It also misaligns **Amiodarone** with thromboembolism and **Estrogen preparations** with QT prolongation. *A-2, B-4, C-1, D-3* - This option incorrectly matches **Morphine** with thromboembolism and **Amiodarone** with head injury, which are not their most significant contraindications. - It also incorrectly links **Vigabatrin** with QT prolongation and **Estrogen preparations** with pregnancy.
Question 7: In which context are leading questions allowed?
- A. Cross-examination (Correct Answer)
- B. Direct examination
- C. Re-examination
- D. Dying declaration
Explanation: ***Cross-examination*** - Leading questions are permissible during **cross-examination** to challenge the witness's testimony and test credibility. - The purpose is to **elicit specific details**, confirm facts, or highlight inconsistencies in prior statements. *Direct examination* - Leading questions are **generally not allowed** during direct examination because it is the phase where a party questions its own witness. - The goal is for the witness to provide testimony in their **own words**, without suggestions from the attorney. *Re-examination* - Leading questions are **not allowed** during re-examination, which occurs after cross-examination to clarify points raised. - The scope of re-examination is **limited to the matters** brought up during cross-examination, and leading questions would be inappropriate. *Dying declaration* - A dying declaration is a statement made by a person who believes they are about to die, concerning the cause of their death. - The admissibility of a dying declaration as evidence is an **exception to the hearsay rule** and does not involve questioning by attorneys in a formal court setting at the time the declaration is made.
Question 8: A factory worker exposed to asbestos presents with respiratory symptoms. Which primary prevention measure is most appropriate to reduce the risk of asbestosis in these workers?
- A. Periodic health check-ups
- B. Use of personal protective equipment (Correct Answer)
- C. Regular spirometry
- D. Antioxidant supplementation
Explanation: ***Use of personal protective equipment*** - **Using PPE**, such as respirators, prevents the inhalation of asbestos fibers, directly addressing the exposure that causes asbestosis. - This is a **primary prevention** measure because it aims to prevent the onset of the disease by eliminating or reducing exposure to the hazardous agent. *Periodic health check-ups* - **Periodic health check-ups** are a **secondary prevention** strategy, aiming for early detection of the disease rather than preventing its occurrence. - While beneficial for monitoring worker health, they do not prevent initial exposure to asbestos. *Regular spirometry* - **Regular spirometry** is a **secondary prevention** measure designed to detect changes in lung function early, signaling disease progression. - It does not prevent exposure to asbestos or the development of the disease itself. *Antioxidant supplementation* - **Antioxidant supplementation** is a **tertiary prevention** measure that might help mitigate cellular damage once exposure has occurred, but it does not prevent the initial exposure or the direct pathological effects of asbestos. - Its role in preventing asbestosis is not well-established as a primary preventative strategy.
Question 9: A factory is setting up measures to prevent occupational lung disease among its workers. What is the most important primary prevention strategy?
- A. Regular health check-ups
- B. Use of personal protective equipment (Correct Answer)
- C. Medical treatment
- D. Lifestyle modification
Explanation: ***Use of personal protective equipment*** - **Primary prevention** aims to prevent a disease or injury before it ever occurs, and in the context of occupational lung disease, this means preventing exposure to harmful agents. - **Personal protective equipment (PPE)**, such as respirators and masks, directly reduces the inhalation of airborne particles and chemicals, thus preventing lung damage. *Regular health check-ups* - **Regular health check-ups** are a form of **secondary prevention**, as they aim for early detection of a disease after it has begun, but before symptoms appear. - While important for monitoring health, check-ups do not prevent the initial exposure that causes occupational lung disease. *Medical treatment* - **Medical treatment** is a form of **tertiary prevention**, focusing on managing an existing disease to slow its progression and improve quality of life. - It addresses symptoms or established disease, rather than preventing its onset. *Lifestyle modification* - **Lifestyle modifications** are generally related to personal choices (e.g., smoking cessation, diet) that impact overall health but do not directly prevent exposure to occupational hazards. - While good for general health, they are not the primary means of preventing an occupational lung disease caused by workplace exposure.
Question 10: Which of the following is NOT a personal protective equipment (PPE)?
- A. Lab coat
- B. Badges for detecting radiation (Correct Answer)
- C. Gloves
- D. Goggles
Explanation: ***Badges for detecting radiation*** - While important for safety in environments with radiation exposure, **radiation badges (dosimeters)** are used to **monitor exposure levels**, not to protect the individual from the radiation itself. - They are a measurement tool rather than a physical barrier or protective clothing item. *Lab coat* - A **lab coat** is a primary piece of PPE, designed to protect personal clothing and skin from **splashes, spills, and hazardous substances**. - It forms a **physical barrier** between the wearer and potential contaminants. *Gloves* - **Gloves** are essential PPE used to protect hands from **chemical exposure, biological agents**, and to prevent the transmission of contaminants. - They create a direct barrier for tasks involving contact with hazardous materials. *Goggles* - **Goggles** are crucial PPE for protecting the eyes from **splashes, flying debris, and irritating mists or gases**. - They form a **seal around the eyes**, offering comprehensive protection from various hazards.
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