Question 1

Reducing emotional and physical stress may help with the development of urticaria.

Accepted Answer

Emotional and physical stress have been known to trigger urticaria, so reducing stress may help with its development.

Question 2

Oral herpes can be cured by applying antiviral cream to the lips and affected area.

Accepted Answer

Oral herpes (cold sores) is caused by the herpes simplex virus and currently there is no cure. However, antiviral medications can help to shorten and manage outbreaks. Topical creams may also provide temporary relief from symptoms but do not cure the virus. It is important to consult a healthcare professional for proper treatment and management of oral herpes.

Question 3

Acne is associated with hormonal changes that occur during adolescence, pregnancy, and menstruation.

Accepted Answer

Acne is indeed associated with hormonal changes that occur during adolescence, pregnancy, and menstruation. During these periods, there are fluctuations in hormone levels that can lead to increased oil production and clogged skin pores, leading to the development of acne.

Question 4

The most common skin cancer is squamous cell carcinoma.

Accepted Answer

The most common skin cancer is actually basal cell carcinoma, followed by squamous cell carcinoma.

Question 5

Scabies occurs among the homeless and in overcrowded conditions.

Accepted Answer

Scabies is caused by an infestation of the skin by the human itch mite and it can spread rapidly in crowded living conditions, such as homeless shelters, dormitories, and correctional facilities.

Question 6

Fungal infections are caused by microscopic yeast and mold that live on the skin, hair, or nails.

Accepted Answer

Fungal infections are indeed caused by microscopic yeast and mold that can live on the skin, hair, or nails.

Question 7

The prevalence of dermatitis is unknown because many cases are mild or go unreported to doctors.

Accepted Answer

Many cases of dermatitis are mild and can be treated at home with over-the-counter medications. In addition, some people may not seek medical attention for their condition, so the actual prevalence of dermatitis is difficult to determine. However, it is estimated that up to 20% of people worldwide may experience some form of dermatitis at some point in their lives.

Question 8

Atypical moles are less likely than other moles to develop into melanoma.

Accepted Answer

Atypical moles, also called dysplastic nevi, are actually more likely than ordinary moles to develop into melanoma. They have irregular shapes, borders, and colors that can make them harder to diagnose and monitor. Regular skin exams and biopsies are important for people with atypical moles to detect any potential signs of melanoma early on.

Question 9

People with ocular albinism usually have normal or only slightly lighter than normal skin.

Accepted Answer

Ocular albinism primarily affects the eyes and does not typically have a significant effect on skin pigmentation. Therefore, people with ocular albinism usually have normal or only slightly lighter than normal skin.

Question 10

Atopic dermatitis is the most common type of eczema.

Accepted Answer

Atopic dermatitis is indeed the most common type of eczema, accounting for approximately 90% of all cases of eczema.

Question 11

The rhinophyma found in rosacea occurs mainly in women.

Accepted Answer

Rhinophyma, a form of rosacea characterized by a bulbous, enlarged nose, can occur in both men and women. However, it is more commonly seen in men.

Question 12

Punctures that penetrate the skin create an anaerobic environment preferred by the tetanus bacteria.

Accepted Answer

Tetanus bacteria thrive in anaerobic (oxygen-free) environments, which are created when a wound penetrates the skin. Therefore, punctures that break the skin can provide an optimal environment for tetanus bacteria to grow and produce toxins.

Question 13

Candidiasis is an infection caused by a fungus.

Accepted Answer

The answer of Candidiasis is an infection caused by a...

Question 14

With urticaria, wheals usually appear first on the covered area of the skin.

Accepted Answer

Wheals are raised, itchy bumps on the skin that are caused by a reaction to an allergen. They typically appear first on the covered areas of the skin, such as the trunk, arms, and legs.

Question 15

Periungual warts grow in the groin or peri-anal area.

Accepted Answer

Periungual warts grow around the nails of the fingers and toes, not in the groin or peri-anal area. Warts that grow in those areas are called genital warts.

Question 16

Scabies are able to fly and jump, making transmission predominantly through close contact with an infected source.

Accepted Answer

Scabies are not able to fly or jump. Transmission occurs through close contact with an infected source such as prolonged direct skin-to-skin contact or through infested objects like clothing, bedding, or furniture.

Question 17

Skin cancer is the most common of all cancers.

Accepted Answer

Skin cancer is the most commonly diagnosed cancer in the United States and worldwide.

Question 18

The vitamin isotretinoin, used to treat acne, is associated with severe birth defects if pregnancy occurs during the course of treatment.

Accepted Answer

Isotretinoin is a medication derived from vitamin A, and it is known to cause severe birth defects if taken during pregnancy. It is important for women of childbearing age to use effective contraception while taking isotretinoin, and to have frequent pregnancy tests during treatment.

Question 19

The primary signs of rosacea include flushing, persistent erythema, papules, pustules, and telangiectasias.

Accepted Answer

These are the primary signs of rosacea, as outlined by the National Rosacea Society.

Question 20

Pruritis is the most common symptom of pediculosis, is caused by the saliva of lice.

Accepted Answer

Pruritis, or itching, is a common symptom of pediculosis (infestation with lice) and is caused by an allergic reaction to the saliva of the lice.

Quiz 17: Diseases and Disorders of the Integumentary System