NURSING ANM AND GNM

NURSING EXAM QUESTIONS

PATHOLOGY AND GENETICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The four types of information one needs to know when using maggot evidence are ____
A
Genus of insect, oldest stage of blowfly, temperature data, and development data
B
Species of insect, oldest stage of blowfly, temperature data and development data
C
Genus of insect, youngest stage of blowfly, temperature data and development data
D
Species of insect, youngest stage of blowfly, temperature data and development data
Explanation: 

Detailed explanation-1: -(Department of Entomology, University of Nebraska-Lincoln) Page 2 Life cycle Blow flies have a complete life cycle consisting of an egg, larval, pupal, and adult stages. Blow fly eggs are elongated, yellowish-white ovals about 1 mm (0.04 inch) long. Adult females may lay 100–200 eggs in a cluster on a food source.

Detailed explanation-2: -By collecting and studying the types of insects found on a body and their metamorphic stage, a forensic entomologist can estimate the time of death. Flies can arrive within minutes. They lay eggs that hatch to maggots. Maggots feed on soft, mushy body parts.

Detailed explanation-3: -Entomological evidence collection is the process of collecting evidence based on insect clues used in criminal investigations.

Detailed explanation-4: -A maggot’s age (i.e., stage in the life cycle) tells us how much time has passed since the adult fly deposited the eggs/larvae on the fresh carcass. A good estimate of a maggot’s age is its length. The size of maggots can be used to determine the time of the murder.

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