DSSSB -28 August 2019 (Shift-2)
Community Health Nursing
Easy
An outbreak of disease in a bird population is known as?
Appeared in: DSSSB -28 August 2019 (Shift-2)
Explanation
- Epornithic is the precise term for a disease outbreak occurring within a bird (avian) population.
- The term is derived from Greek roots: 'epi-' (upon) and 'ornis' (bird), making it the avian-specific equivalent of an epidemic.
- While any outbreak in birds is technically a type of epizootic (general animal outbreak), epornithic is the more specific and therefore correct term in this context.
Why Other Options Were Wrong
- Option B: This term describes the origin of a disease as being foreign or imported, not the pattern of its occurrence within a population.
- Option C: This is a general term for an outbreak in any animal population. The question specifies a 'bird population', for which a more specific term exists.
- Option D: This term describes a disease that is constantly present in an animal population (equivalent to endemic), not a sudden increase or outbreak.
Related Visual
Clinical Relevance
- Nursing practice connection: Knowing Veterinary epidemiological terminology helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
- Understanding these terms is crucial for public health nurses to interpret alerts about zoonotic diseases like Avian Influenza (Bird Flu), which can transmit from animals to humans.
- An 'epornithic' event can be a critical early warning sign for a potential pandemic, prompting surveillance and preventive measures in exposed human populations.
- What if? If the question described a disease that is always present at a low level in a specific bat colony, the correct term would then be 'Enzootic'.
How to Approach the Question
- Identify the key concepts in the question: 'outbreak' (implying a sudden increase, like an epidemic) and 'bird population' (the specific group affected).
- Analyze the word roots of the options. 'Epi-' means 'upon' or 'outbreak'. 'En-' means 'in' or 'within' (implying constant presence). '-zootic' refers to animals. '-ornithic' refers to birds.
- Combine the roots: 'Epi-ornithic' literally means 'an outbreak upon birds'. This directly matches the question.
- Differentiate this from the other options. 'Epizootic' is too general (any animal). 'Enzootic' describes the wrong pattern (constant presence, not an outbreak).
Concept Tested & Keywords
- Concept Tested: Veterinary epidemiological terminology
- Stem keywords: outbreak, disease, bird population
- Lead-in keywords: known as
- Negative lead-in flag: false
Question ID
QKvPeGgnnpAx2BkmHwUhv2
Reference Book
E6 Parks TextBook of Preventive & Social Medicine part 1 — Subpart A (pp 26-201 of 604) p. 86-88
Practise the full DSSSB -28 August 2019 (Shift-2)
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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