Skin Infections

Description: This quiz will test your knowledge on various skin infections, their causes, symptoms, and treatments.
Number of Questions: 15
Created by:
Tags: dermatology infectious diseases skin health
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Which of the following is a common bacterial skin infection caused by Staphylococcus aureus?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Athlete's foot


Correct Option: A
Explanation:

Impetigo is a contagious skin infection caused by bacteria, typically Staphylococcus aureus or Streptococcus pyogenes. It is characterized by the formation of blisters and sores on the skin.

What is the causative agent of ringworm?

  1. Bacteria

  2. Virus

  3. Fungus

  4. Parasite


Correct Option: C
Explanation:

Ringworm, also known as tinea, is a fungal infection of the skin. It is caused by a group of fungi called dermatophytes, which thrive on keratin, a protein found in the skin, hair, and nails.

Which skin infection is caused by the burrowing of the Sarcoptes scabiei mite into the skin?

  1. Scabies

  2. Ringworm

  3. Impetigo

  4. Athlete's foot


Correct Option: A
Explanation:

Scabies is a contagious skin infestation caused by the Sarcoptes scabiei mite. The mites burrow into the skin, causing intense itching, rash, and small, raised bumps.

Athlete's foot is a fungal infection that commonly affects the:

  1. Hands

  2. Scalp

  3. Feet

  4. Armpits


Correct Option: C
Explanation:

Athlete's foot, also known as tinea pedis, is a fungal infection that affects the skin of the feet. It is caused by dermatophytes, which thrive in warm, moist environments, such as the inside of shoes.

Which skin infection is characterized by the formation of small, fluid-filled blisters on the skin?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Herpes simplex


Correct Option: A
Explanation:

Impetigo is a bacterial skin infection that causes the formation of small, fluid-filled blisters on the skin. These blisters can rupture and form a crusty, yellow-brownish layer.

What is the primary causative agent of cellulitis?

  1. Bacteria

  2. Virus

  3. Fungus

  4. Parasite


Correct Option: A
Explanation:

Cellulitis is a bacterial infection of the deeper layers of the skin and underlying tissues. It is commonly caused by bacteria such as Streptococcus pyogenes and Staphylococcus aureus.

Which skin infection is caused by the herpes simplex virus?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Herpes simplex


Correct Option: D
Explanation:

Herpes simplex is a viral infection caused by the herpes simplex virus (HSV). It can cause blisters and sores on the skin, mouth, and genitals.

What is the recommended treatment for scabies?

  1. Antibiotics

  2. Antifungal cream

  3. Antiparasitic medication

  4. Antiviral medication


Correct Option: C
Explanation:

Scabies is treated with antiparasitic medications, such as permethrin cream or lotion, to kill the mites and their eggs.

Which skin infection is characterized by the formation of a ring-shaped rash with raised, scaly borders?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Athlete's foot


Correct Option: B
Explanation:

Ringworm, also known as tinea, is a fungal infection that causes a ring-shaped rash with raised, scaly borders. It can affect the skin, scalp, and nails.

What is the most common bacterial cause of skin abscesses?

  1. Staphylococcus aureus

  2. Streptococcus pyogenes

  3. Pseudomonas aeruginosa

  4. Escherichia coli


Correct Option: A
Explanation:

Skin abscesses are commonly caused by bacteria, with Staphylococcus aureus being the most prevalent causative agent.

Which skin infection is caused by the fungus Candida albicans?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Candidiasis


Correct Option: D
Explanation:

Candidiasis is a fungal infection caused by the yeast Candida albicans. It can affect the skin, mouth, vagina, and other parts of the body.

What is the recommended treatment for impetigo?

  1. Antibiotics

  2. Antifungal cream

  3. Antiparasitic medication

  4. Antiviral medication


Correct Option: A
Explanation:

Impetigo is typically treated with antibiotics, such as mupirocin ointment or oral antibiotics, to kill the bacteria causing the infection.

Which skin infection is characterized by the formation of small, itchy, raised bumps on the skin?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Hives


Correct Option: C
Explanation:

Scabies is characterized by the formation of small, itchy, raised bumps on the skin, particularly in areas such as the hands, wrists, elbows, and buttocks.

What is the primary causative agent of erysipelas?

  1. Bacteria

  2. Virus

  3. Fungus

  4. Parasite


Correct Option: A
Explanation:

Erysipelas is a bacterial infection of the superficial layers of the skin and underlying tissues. It is commonly caused by bacteria such as Streptococcus pyogenes and Staphylococcus aureus.

Which skin infection is caused by the human papillomavirus (HPV)?

  1. Impetigo

  2. Ringworm

  3. Scabies

  4. Warts


Correct Option: D
Explanation:

Warts are caused by the human papillomavirus (HPV). They are small, raised growths that can appear on the skin or mucous membranes.

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