Understanding Hair and Scalp Disorders

What is the primary cause of dandruff?

• Fungal infection

• Overactive sebaceous glands

• Poor blood circulation

• Excessive hair washing

Which of the following is a common symptom of scalp psoriasis?

• Oily scalp

• Silvery-white scales

• Hair breakage

• Redness behind the ears

What is the function of a hair follicle?

• Produces sebum

• Anchors the hair into the scalp

• Absorbs nutrients from the scalp

• Prevents dandruff

Which type of alopecia is characterized by sudden hair loss in round patches?

• Androgenic alopecia

• Alopecia areata

• Traction alopecia

• Cicatricial alopecia

What is the recommended treatment for seborrheic dermatitis?

• Antibiotics

• Medicated shampoos

• Hair transplants

• Laser therapy

Which of the following is a basic scalp hygiene practice?

• Using hot water for washing

• Regular shampooing

• Avoiding all hair products

• Scratching the scalp frequently

Which organism is most commonly associated with the development of dandruff?

• Staphylococcus aureus

• Malassezia

• Candida albicans

• Escherichia coli

Which of the following is NOT a type of alopecia?

• Alopecia areata

• Androgenic alopecia

• Seborrheic alopecia

• Traction alopecia

What is a visible sign of seborrheic dermatitis on the scalp?

• Thick, yellowish scales

• Open sores

• Hair shaft splitting

• Blue discoloration

Which part of the hair follicle is responsible for hair growth?

• Sebaceous gland

• Hair bulb

• Arrector pili muscle

• Cuticle