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Cosmetology (COSM) Practice Tests & Test Prep by Exam Edge

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Cosmetology COSM Practice Test Features

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Cosmetology Sample Test

1 of 5

If one of your clients has lice, you understand that this organism is which of the following?

Correct Answer:

parasite
if one of your clients has lice, understanding the nature of lice is crucial for treatment and prevention strategies. the correct classification for lice in this context is a parasite.

a parasite is an organism that lives on or in a host organism and gets its food from or at the expense of its host. in the case of lice, these small insects live on their hosts, which are typically humans, and feed on human blood. this relationship is harmful to the host because lice can cause itching and discomfort, and their bites may lead to skin irritation or secondary infections.

the other options provided—cocci, fungus, and spirilla—are incorrect for the following reasons: 1. cocci are a type of bacteria characterized by their spherical shape. they are not parasites but can be pathogens causing diseases. unlike lice, cocci do not live and feed on the human body in the same way parasites like lice do. 2. fungi are a kingdom of organisms that includes yeasts, molds, and mushrooms. some fungi can be parasitic, but they typically do not include organisms like lice. fungal infections in humans usually affect the skin, nails, or respiratory system but do not involve organisms feeding directly on blood. 3. spirilla are a type of bacteria known for their spiral shape. like cocci, they are not considered parasites in the manner that lice are. spirilla can be pathogenic but do not live on or in the human body as parasites feeding on blood.

thus, identifying lice as parasites helps in understanding their behavior and the necessity for direct contact prevention measures to stop their spread. lice infestation, or pediculosis, requires specific treatments that target these parasites, distinguishing the approach from treatments for bacterial or fungal infections. understanding the parasitic nature of lice underscores the importance of treatment and preventive measures such as medicated shampoos or lotions specifically designed to kill lice and their eggs, as well as regular cleaning of clothing, bedding, and brushes to control their spread.