Part 4: Human Diseases – Fungal & Skin Infections (25 MCQs)
Part 4: Human Diseases – Fungal & Skin Infections – Ringworm, general prevention, immunity basics for infections (25 MCQs)
Q76. Ringworm in humans is caused by:
a) Bacteria
b) Virus
c) Fungi
d) Protozoa
Answer: c
- c) Correct: Ringworm = fungal infection.
- a, b, d cause other diseases, not ringworm.
Q77. The fungi causing ringworm are generally:
a) Candida albicans
b) Microsporum, Trichophyton, Epidermophyton
c) Aspergillus fumigatus
d) Saccharomyces cerevisiae
Answer: b
- b) Correct: Dermatophytes (Microsporum, Trichophyton, Epidermophyton) cause ringworm.
Q78. Mode of transmission of ringworm is:
a) Airborne droplets
b) Contaminated soil or clothes
c) Mosquito bite
d) Sexual contact
Answer: b
- b) Correct: Ringworm spreads via soil, towels, combs, clothing.
Q79. Common symptom of ringworm is:
a) Joint pain
b) Inflamed, circular, scaly skin lesions with itching
c) Chronic cough
d) Abdominal pain
Answer: b
- b) Correct: Ringworm → itching, reddish circular lesions on skin.
Q80. Fungal spores causing ringworm thrive best in:
a) Dry skin
b) Moist and sweaty skin
c) Hair follicles only
d) Bloodstream
Answer: b
- b) Correct: Warm, moist skin (sweaty areas like groin, feet, armpits) favor fungal growth.
Q81. Athlete’s foot is a type of:
a) Viral infection
b) Ringworm infection
c) Bacterial infection
d) Protozoan infection
Answer: b
- b) Correct: Athlete’s foot is fungal (ringworm of feet).
Q82. Prevention of ringworm includes:
a) Taking antibiotics
b) Wearing clean and dry clothes
c) Mosquito nets
d) Vaccination
Answer: b
- b) Correct: Ringworm prevented by hygiene and keeping skin dry.
Q83. Which of the following is NOT a fungal disease?
a) Ringworm
b) Athlete’s foot
c) Typhoid
d) Candidiasis
Answer: c
- c) Correct: Typhoid = bacterial, others = fungal.
Q84. The pathogen of candidiasis is:
a) Candida albicans
b) Salmonella typhi
c) Plasmodium falciparum
d) Wuchereria bancrofti
Answer: a
- a) Correct: Candida albicans → yeast infection (candidiasis).
Q85. Which disease is commonly known as “jock itch”?
a) Amoebiasis
b) Fungal ringworm of groin region
c) Typhoid
d) Pneumonia
Answer: b
- b) Correct: Jock itch = ringworm infection of groin.
Q86. Fungal infections of skin are more common in:
a) Hot and humid climate
b) Cold dry climate
c) Arctic regions
d) Desert regions
Answer: a
- a) Correct: Fungi thrive in hot, humid, tropical climates.
Q87. Which type of parasite is responsible for ringworm?
a) Endoparasite
b) Ectoparasite
c) Intracellular parasite
d) Facultative parasite
Answer: b
- b) Correct: Fungi causing ringworm = ectoparasites (on surface of skin).
Q88. Best treatment for ringworm infection:
a) Antibiotics
b) Antifungal ointments or oral antifungals
c) Antiviral drugs
d) Vaccination
Answer: b
- b) Correct: Ringworm treated with antifungals (clotrimazole, terbinafine, etc.).
Q89. Which fungal infection affects oral cavity (thrush)?
a) Aspergillosis
b) Ringworm
c) Candidiasis
d) Actinomycosis
Answer: c
- c) Correct: Candidiasis (Candida albicans) → oral thrush.
Q90. Which fungal infection affects lungs, especially in immunocompromised patients?
a) Aspergillosis
b) Amoebiasis
c) Typhoid
d) Pneumonia (bacterial)
Answer: a
- a) Correct: Aspergillus fumigatus causes aspergillosis of lungs.
Q91. Which of the following is a zoonotic fungal infection?
a) Ringworm transmitted from cats and dogs
b) Amoebiasis from humans
c) Typhoid from water
d) Malaria from mosquitoes
Answer: a
- a) Correct: Ringworm spreads from infected pets to humans.
Q92. Dermatophytes feed on:
a) Hemoglobin
b) Keratin of skin, hair, nails
c) Fat in sweat
d) RBC cytoplasm
Answer: b
- b) Correct: Dermatophytes use keratin in epidermis, nails, hair.
Q93. Which fungal infection is also called “tinea”?
a) Amoebiasis
b) Ringworm
c) Pneumonia
d) Typhoid
Answer: b
- b) Correct: Ringworm = tinea infection.
Q94. Which is NOT a symptom of ringworm?
a) Itching
b) Red scaly patches
c) Circular lesions
d) High fever with chills
Answer: d
- d) Correct: Fever not typical in ringworm.
Q95. Which skin layer is most affected in fungal infections like ringworm?
a) Epidermis
b) Dermis
c) Hypodermis
d) Muscle
Answer: a
- a) Correct: Fungi affect epidermis (outer layer of skin).
Q96. Athlete’s foot is commonly seen in:
a) Hands
b) Groin region
c) Between toes
d) Scalp
Answer: c
- c) Correct: Athlete’s foot → fungal infection between toes.
Q97. Ringworm of scalp is called:
a) Tinea capitis
b) Tinea pedis
c) Tinea cruris
d) Tinea corporis
Answer: a
- a) Correct: Tinea capitis → scalp ringworm.
Q98. Ringworm of the feet is called:
a) Tinea pedis
b) Tinea corporis
c) Tinea cruris
d) Tinea capitis
Answer: a
- a) Correct: Tinea pedis = athlete’s foot.
Q99. Ringworm of groin region is called:
a) Tinea cruris
b) Tinea pedis
c) Tinea capitis
d) Tinea unguium
Answer: a
- a) Correct: Tinea cruris = jock itch (groin infection).
Q100. Nail fungal infection is called:
a) Tinea corporis
b) Tinea unguium
c) Tinea pedis
d) Tinea cruris
Answer: b
- b) Correct: Tinea unguium = onychomycosis (nail fungal infection).
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