Deck 6: Disorders of Growth

Question 1

Normal myocardium is shown in the left hand panel of the accompanying photomicrograph,whereas the right hand panel shows abnormal myocardium.Which one of the following is the most likely pathophysiologic explanation for the changes seen in the myocardium on the right?

A)Acute inflammation,due to myocardial infarction
B)Ageing
C)Cancer of the myocardium
D)Increased number of cells
E)Increased synthesis of proteins and intermediate filaments

Answer 1

Increased synthesis of proteins and intermediate filaments

Question 2

Normal testis tissue is shown in the left hand panel of the accompanying photomicrograph,whereas the right hand panel shows abnormal testis.Which one of the following is the most likely pathophysiologic explanation for the changes seen in the testis on the right?

A)Acute inflammation
B)Ageing
C)Cancer of the testis (seminoma)
D)Increased number of cells
E)Increased synthesis of proteins and intermediate filaments

Answer 2

Ageing

Question 3

A 54 year old man had been experiencing heartburn for a number of years.His physician eventually decided to recommend upper GI endoscopy.A mid-oesophagus biopsy sample is shown in the accompanying photomicrograph.Which one of the following is the best diagnosis?

A)Acute inflammation
B)Barrett's oesophagus
C)Colonic hyperplasia
D)Gastric hypertrophy
E)Giardia lamblia infection

Answer 3

Barrett's oesophagus