Welcome to the Human Anatomy Quiz 23

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

What are the histological findings of psoriasis?

Acanthosis, Parakeratosis and Munro microabscesses

Peripheral palisading of basal cells

Keratin pseudocysts

Melanocytes

Correct! Wrong!

What disorder is characterised by an initial ‘herald patch’ which is then followed by scaly erythematous plaques usually in a ‘Christmas tree’ distribution?

Varicella

Fifth disease

Pityriasis rosea

Rubella

Correct! Wrong!

What is the pathogenesis of vitiligo?

Benign proliferation of melanocytes

Autoimmune destruction of melanocytes

Increase in the number of melanosomes

Contraction of cardiac muscles

Correct! Wrong!

An elderly lady presents to her doctor with a raised, round discoloured plaque, ‘stuck on appearance’ on her face. What skin condition is this?

Eczema

Melanoma

Squamous cell carcinoma

Seborrheic keratosis

Correct! Wrong!

How does lichen planus present clinically?

Golden coloured crusts

Pruritic, purple, polygonal, planar papules and plaques

Pruritic, red, oozing rash with edema

none

Correct! Wrong!

What skin condition is caused by poxvirus?

Molluscum contagiosum

Impetigo

Cellulitis

Asymmetry

Correct! Wrong!

How does impetigo present?

Eleidin

Golden honey coloured crust over an erythematous base

Comedones, pustules and nodules

Salmon coloured plaque with silvery scale

Correct! Wrong!

What is the infective agent implicated in acne?

Propionibacterium acnes

Compound nevus

Junctional nevus

Flushing

Correct! Wrong!

Human Anatomy Quiz 23

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Welcome to the Human Anatomy Quiz 23

What are the histological findings of psoriasis?

What disorder is characterised by an initial ‘herald patch’ which is then followed by scaly erythematous plaques usually in a ‘Christmas tree’ distribution?

What is the pathogenesis of vitiligo?

An elderly lady presents to her doctor with a raised, round discoloured plaque, ‘stuck on appearance’ on her face. What skin condition is this?

How does lichen planus present clinically?

What skin condition is caused by poxvirus?

How does impetigo present?

What is the infective agent implicated in acne?

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