/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Problem 21 Pediculosis is an infestation of... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 19: Problem 21

Pediculosis is an infestation of body lice that causes intense itching. True or false?

Short Answer

Expert verified
True, pediculosis causes intense itching due to lice infestation.

Step by step solution

01

Understanding Pediculosis

Pediculosis refers to an infestation of lice. This condition can occur on the scalp, body, or pubic area, but the term in a general sense usually refers to head lice unless specified otherwise.
02

Symptoms of Pediculosis

The main symptom of pediculosis is intense itching. This itching occurs due to an allergic reaction to the bites of the lice. Lice lay eggs on hair strands or clothing鈥攏otably close to the scalp or skin鈥攃ausing irritation.
03

Formulating the Answer

Given that pediculosis specifically causes itching due to lice infestation, and considering that this symptom is well-documented and a defining characteristic of the condition, the statement regarding pediculosis causing itching is factual.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

Key Concepts

These are the key concepts you need to understand to accurately answer the question.

Lice Infestation
Pediculosis involves an infestation of lice. It's a condition that can affect different parts of the body, including the scalp, body, and pubic area.
However, when people refer to pediculosis without specifying a type, they usually mean head lice.
Lice are small insects that live on human blood. They can cause significant discomfort.
Lice infestation occurs through:
  • Direct contact with an infested person
  • Sharing personal items like hats, combs, or towels
Preventing lice infestation involves good personal hygiene and avoiding the sharing of personal items. Proper hair and scalp maintenance can also help reduce the risk.
Symptoms of Pediculosis
The most notable symptom of pediculosis is intense itching, which results from an allergic reaction to lice bites.
This reaction occurs because lice feed on blood and their saliva irritates the skin.
Other symptoms include:
  • A tickling feeling of something moving in the hair
  • Red bumps on the scalp, neck, and shoulders
  • Visible lice eggs (nits) attached to hair shafts
  • Difficulty sleeping due to itching
These symptoms can make daily life uncomfortable and stressful, especially for children.
Early detection and treatment with medicated shampoos or lotions designed to kill lice is essential.
Allergic Reaction to Lice Bites
An allergic reaction to lice bites is the primary cause of itching associated with pediculosis.
When lice bite, they inject small amounts of saliva under the skin, leading to an allergic response.
The degree of reaction can vary based on individual sensitivity:
  • Some people may experience mild itching.
  • Others could suffer from significant discomfort and even a rash.
Persistent scratching due to the itching can cause sores, infections, and even hair loss.
Managing an allergic reaction involves treating both the infestation and the symptoms, usually with topical treatments or antihistamines to reduce itching and irritation.

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

The majority of microorganisms comprising the normal microflora inhabiting the skin surface are: (a) Gram-positive fungi of the single-celled yeasts (b) Gram-positive bacteria of the Staphylococcus, Micrococcus, Corynebacterium, and Proprionibacterium genera (c) Gram-negative bacteria of the Enterobacteriaceae family (d) Gram-negative bacteria of the Neisseria, Pseudomonas, and Salmonella genera (e) All of the above

The virus used to immunize individuals against smallpox causes the disease: (a) Chickenpox (b) Measles (c) Cowpox (d) Molluscum contagiosum (e) Warts

Which of the following is NOT a characteristic of impetigo? (a) Common in children (b) Can be caused by Staphylococcus aureus (c) Can be caused by Streptococcus pyogenes (d) Is highly contagious (e) Can be caused by pseudomonads

Which of the following is NOT true about acne? (a) It is most commonly the result of male sex hormones that stimulate increased sebaceous gland growth and secretion of sebum. (b) Propionibacterium acnes in particular can turn a mild case of acne into a severe case by causing increased and widespread inflammation, tissue destruction, and scarring. (c) Common treatments are frequent cleansing of the skin and topical ointments that reduce the risk of infection. (d) Low doses of oral antibiotics are often prescribed to prevent bacterial infections of lesions and are without side effects. (e) In most cases, acne disappears or decreases in severity on its own as the body adjusts to the hormonal changes of puberty and sebaceous gland function stabilizes.

Gas gangrene is most likely associated with infection with: (a) Staphylococcus aureus (b) Clostridium perfringens (c) Streptococcus pneumoniae (d) Neisseria gonorrhoeae (e) Pseudomonas aeruginosa
See all solutions

Recommended explanations on Biology Textbooks

Chemistry of Life

Read Explanation

Substance Exchange

Read Explanation

Energy Transfers

Read Explanation

Cells

Read Explanation

Cell Communication

Read Explanation

Biology Experiments

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.