ENT
2 questionsWhat causes the cart-wheel appearance of the tympanic membrane in acute suppurative otitis media (ASOM)?
What is the most common cause of ASOM?
NEET-PG 2013 - ENT NEET-PG Practice Questions and MCQs
Question 591: What causes the cart-wheel appearance of the tympanic membrane in acute suppurative otitis media (ASOM)?
- A. Perforation of the tympanic membrane
- B. Edema of the tympanic membrane
- C. Congested blood vessels along the malleus (Correct Answer)
- D. Granulation tissue on the tympanic membrane
Explanation: ***Congested blood vessels along the malleus*** - The **cart-wheel appearance** in **acute suppurative otitis media (ASOM)** is a characteristic sign caused by the significant **engorgement of blood vessels** radiating out from the **malleus handle**. - This vascular congestion gives the tympanic membrane a distinct spoke-like pattern, resembling the spokes of a **cart wheel**. *Perforation of the tympanic membrane* - While **tympanic membrane perforation** can occur in ASOM, it typically signals a later stage of the disease, often leading to relief of pain and discharge, not the cart-wheel appearance. - Perforation appears as a **hole or defect** in the tympanic membrane, altering its integrity rather than its vascular pattern. *Edema of the tympanic membrane* - **Edema** (swelling) of the tympanic membrane does occur in ASOM due to inflammation, giving it a **dull, thickened, or bulging appearance**. - However, edema alone does not create the specific spoke-like pattern seen in the cart-wheel appearance; this pattern is primarily vascular. *Granulation tissue on the tympanic membrane* - **Granulation tissue** formation is more commonly associated with **chronic inflammatory processes** or healing after injury, and it would present as a **red, friable mass** on the tympanic membrane. - It is not a feature of early or established ASOM leading to the cart-wheel sign, which is an acute vascular phenomenon.
Question 592: What is the most common cause of ASOM?
- A. Meningococci
- B. Pneumococci (Correct Answer)
- C. H. influenzae
- D. Moraxella catarrhalis
Explanation: ***Pneumococci*** - **_Streptococcus pneumoniae_ (Pneumococci)** is the **most common bacterial cause** of Acute Suppurative Otitis Media (ASOM) in all age groups, particularly in young children. - It accounts for an estimated 25-50% of all ASOM cases, often leading to significant inflammation and **purulent discharge**. *Meningococci* - **_Neisseria meningitidis_ (Meningococci)** is rarely a cause of ASOM. - It is primarily known for causing **meningitis** and **sepsis**, not typically middle ear infections. *H. influenzae* - **_Haemophilus influenzae_ (non-typable)** is the **second most common cause** of ASOM, accounting for 20-40% of cases. - While significant, it is generally less prevalent than _Streptococcus pneumoniae_. *Moraxella catarrhalis* - **_Moraxella catarrhalis_** is another common causative agent of ASOM, responsible for 10-20% of cases. - It is frequently seen in conjunction with other pathogens but is not the most common on its own.
Forensic Medicine
7 questionsWhat does testamentary capacity refer to?
What is meant by blanket consent in a medical context?
The doctrine of res ipsa loquitur means:
What is the minimum quantum of punishment for dowry death according to Section 304B of the Indian Penal Code?
What is the penalty for violating the Dowry Prohibition Act?
According to which section of the Indian Penal Code (IPC) is the punishment for murder prescribed?
According to which of the following guidelines must a registered medical practitioner preserve medical records of patients for a minimum of 3 years from the last date of treatment?
NEET-PG 2013 - Forensic Medicine NEET-PG Practice Questions and MCQs
Question 591: What does testamentary capacity refer to?
- A. None of the options
- B. Ability to make a valid will (Correct Answer)
- C. Ability to create a will
- D. Ability to understand legal documents
Explanation: ***Ability to make a valid will*** - **Testamentary capacity** specifically refers to the legal and mental competence required to create a legally binding **last will and testament**. - It ensures that the testator understands the nature of the act, the extent of their property, and the natural objects of their bounty (i.e., those who would reasonably expect to inherit). *Ability to create a will* - While related, this option is too broad; it doesn't emphasize the **legal validity** or the specific cognitive requirements involved in the process. - Simply "creating" a will may involve just writing it down, but it doesn't guarantee the **mental capacity** needed for it to be enforceable. *Ability to understand legal documents* - This is a general cognitive ability that is necessary but insufficient to define **testamentary capacity**. - A person might understand legal documents generally but lack the specific awareness of their assets or beneficiaries required for a valid will at a given time. *None of the options* - This is incorrect because the first option accurately describes **testamentary capacity**.
Question 592: What is meant by blanket consent in a medical context?
- A. Oral consent
- B. Written consent
- C. Taken at the time of admission for routine medical procedures (Correct Answer)
- D. When the patient comes to doctor for treatment
Explanation: ***Taken at the time of admission for routine medical procedures*** - **Blanket consent** refers to a general consent obtained at the time of admission, covering a range of routine medical procedures and treatments that may be performed during a patient's hospital stay. - It allows healthcare providers to perform common, less risky interventions without seeking specific consent for each minor procedure. - This is a broad, comprehensive consent typically documented in the admission paperwork. *When the patient comes to doctor for treatment* - This describes the initiation of a doctor-patient relationship and **implied consent**, not blanket consent. - Implied consent occurs when a patient seeks treatment, but blanket consent is a more formal, written agreement for various routine procedures. *Oral consent* - **Oral consent** is explicit verbal approval for a specific procedure or treatment. - It is distinct from blanket consent, which is typically written and covers multiple routine procedures rather than a single specific intervention. *Written consent* - **Written consent** is a formal document signed by the patient, typically required for specific, high-risk procedures or research participation. - While blanket consent is often written, not all written consents are blanket consents—written consent for a specific surgery is informed consent for that particular procedure, not blanket consent.
Question 593: The doctrine of res ipsa loquitur means:
- A. Medical misoccurrence
- B. Fact speaks for itself (Correct Answer)
- C. Oral evidence
- D. Common knowledge
Explanation: ***Fact speaks for itself*** - **Res ipsa loquitur** is a legal doctrine meaning "the thing speaks for itself," implying that the **occurrence of an accident itself** is sufficient evidence of negligence. - This doctrine is applied when the incident could only have occurred due to **negligence** and the defendant had exclusive control over the instrumentality causing the injury. *Common knowledge* - While sometimes aligned with situations where res ipsa loquitur applies (i.e., negligence is obvious), "common knowledge" is not a direct translation or comprehensive definition of the Latin phrase. - The doctrine requires more than general understanding; it specifically refers to the **evidentiary inference** of negligence from the event itself. *Medical misoccurrence* - This term refers to an **unintended harmful event** during medical treatment, which might be a consequence of negligence, but it is not the meaning of res ipsa loquitur. - Res ipsa loquitur is a **legal principle** used to establish negligence in such cases, rather than a description of the event itself. *Oral evidence* - **Oral evidence** refers to testimony given verbally in court by witnesses, which is a type of evidence. - Res ipsa loquitur, in contrast, is a **rule of evidence** that allows for an inference of negligence without direct testimony pointing to specific negligent acts.
Question 594: What is the minimum quantum of punishment for dowry death according to Section 304B of the Indian Penal Code?
- A. 5 years
- B. Life imprisonment
- C. 10 years
- D. 7 years (Correct Answer)
Explanation: ***7 years*** - Section 304B of the Indian Penal Code (IPC) specifies that whoever commits **dowry death** shall be punished with imprisonment for a term which shall not be less than **seven years**. - This minimum sentence can extend to **imprisonment for life**, depending on the severity and circumstances of the case. *5 years* - This is **incorrect** as per Section 304B of the IPC, which clearly states the minimum punishment for **dowry death** is not less than seven years. - No provision within Section 304B allows for a minimum punishment of only five years. *Life imprisonment* - While life imprisonment is the **maximum** punishment that can be awarded for **dowry death** under Section 304B, it is not the **minimum quantum** of punishment. - The law mandates a lower limit of seven years, implying that life imprisonment is reserved for the most heinous cases. *10 years* - This is not the stipulated **minimum** punishment for **dowry death** under Section 304B of the IPC. - It falls between the minimum (seven years) and the maximum (life imprisonment) but is not the legally defined starting point for sentencing.
Question 595: What is the penalty for violating the Dowry Prohibition Act?
- A. 30000 Rs and 7 years
- B. Life imprisonment
- C. Imprisonment for 10 years
- D. 15000 Rs and 5 years (Correct Answer)
Explanation: ***15000 Rs and 5 years*** - The **Dowry Prohibition Act of 1961** (as amended) stipulates that any person giving or taking dowry, or abetting the giving or taking of dowry, shall be punishable with imprisonment for a term which shall **not be less than five years** and with a fine which shall **not be less than fifteen thousand rupees** or the amount of the value of such dowry, whichever is more. - This represents the **minimum prescribed penalty** for offenses under Section 3 of the Act. *30000 Rs and 7 years* - While dowry-related offenses can lead to significant penalties, a flat fine of **30,000 Rs** and an imprisonment of **7 years** is not the standard or minimum penalty outlined in the **Dowry Prohibition Act**. - The minimum fine is **15,000 Rs or the dowry amount, whichever is more**, and the minimum imprisonment is **five years**, not seven. *Life imprisonment* - **Life imprisonment** is typically reserved for very severe crimes, and while dowry-related deaths can lead to such severe penalties under **Section 304B IPC for dowry death**, violating the general provisions of the **Dowry Prohibition Act** itself (giving or taking dowry under Section 3) does not directly carry a penalty of life imprisonment. - This option misrepresents the direct penalty for dowry prohibition violations under the Act. *Imprisonment for 10 years* - Imprisonment for **10 years** is not the prescribed minimum or standard penalty for violating the **Dowry Prohibition Act** under Section 3 for giving or taking dowry. - The **minimum imprisonment is five years**, with potential for longer sentences depending on the specific circumstances and judicial discretion.
Question 596: According to which section of the Indian Penal Code (IPC) is the punishment for murder prescribed?
- A. Sec 301 IPC
- B. Sec 300 IPC
- C. Sec 302 IPC (Correct Answer)
- D. Sec 304 IPC
Explanation: ***Sec 302 IPC*** - This section of the Indian Penal Code explicitly prescribes the **punishment for murder**, which can include death or life imprisonment. - While other sections define murder or deal with related offenses, Section 302 specifically addresses the **consequences** for committing murder. *Sec 301 IPC* - This section deals with **culpable homicide by causing death of person other than person whose death was intended**. - It specifies that if a person commits culpable homicide intending to cause the death of one person, but instead causes the death of another, they should be punished as if they had caused the death of the person they intended to kill. *Sec 300 IPC* - This section defines what constitutes **murder** under the Indian Penal Code. - It outlines the specific circumstances and intentions that elevate culpable homicide to the offense of murder. *Sec 304 IPC* - This section prescribes the **punishment for culpable homicide not amounting to murder**. - It specifies different levels of punishment based on the intention or knowledge of the offender, distinguishing it from murder.
Question 597: According to which of the following guidelines must a registered medical practitioner preserve medical records of patients for a minimum of 3 years from the last date of treatment?
- A. Medical Council of India Act: Professional misconduct and medical ethics (Correct Answer)
- B. Indian Medical Council (Professional Conduct) Regulations: Medical certificate guidelines
- C. Consumer Protection Act: Medical services as consumer services
- D. Section 304A IPC: Death caused by negligence (medical negligence)
Explanation: ***Medical Council of India Act: Professional misconduct and medical ethics*** - The **Professional Conduct, Etiquette, and Ethics Regulations, 2002**, issued under the **Medical Council of India Act**, mandate the preservation of medical records for a minimum of **3 years** from the last date of treatment. - This regulation falls under the purview of **professional misconduct and medical ethics**, outlining the duties and responsibilities of registered medical practitioners. *Indian Medical Council (Professional Conduct) Regulations: Medical certificate guidelines* - While these regulations do describe **medical certificate guidelines**, they do not specifically address the minimum period for preserving general medical records. - This section focuses on the proper issuance and content of **medical certificates**, not storage duration of patient files. *Consumer Protection Act: Medical services as consumer services* - This Act primarily defines **medical services as consumer services** and allows patients to seek redressal for deficiencies in service. - It does not specify the **duration for medical record preservation** by practitioners but rather grants rights to consumers. *Section 304A IPC: Death caused by negligence (medical negligence)* - This section deals with **criminal liability for death caused by negligence**, including medical negligence. - It is a **penal provision** and does not provide guidelines on the administrative aspect of medical practice, such as record keeping duration.
Pharmacology
1 questionsWhich of the following is a topical sulfonamide ?
NEET-PG 2013 - Pharmacology NEET-PG Practice Questions and MCQs
Question 591: Which of the following is a topical sulfonamide ?
- A. Sulfadoxine
- B. Sulfamethopyrazine
- C. Sulfisoxazole
- D. Mafenide (Correct Answer)
Explanation: ***Mafenide*** - **Mafenide** is a **sulfonamide antibiotic** primarily used **topically** as a cream for preventing and treating **wound infections**, particularly in **burn patients**. - It works by inhibiting bacterial growth and has good penetrative capabilities in **necrotic tissue** and **eschar**. - It is **water-soluble** and can penetrate burn eschar effectively. *Sulfadoxine* - **Sulfadoxine** is a **long-acting oral sulfonamide** frequently used in combination with **pyrimethamine** for conditions like **malaria** and **toxoplasmosis**. - It is administered **systemically**, not topically. *Sulfamethopyrazine* - **Sulfamethopyrazine** (also known as sulfalene) is another **long-acting sulfonamide** primarily used **orally** for conditions such as **malaria** and **urinary tract infections**. - Its clinical application is **systemic**, not topical. *Sulfisoxazole* - **Sulfisoxazole** is a **short-acting oral sulfonamide** used systemically for **urinary tract infections** and other bacterial infections. - It is **rapidly absorbed** and excreted, making it suitable for systemic use, not topical application.