General Medicine

Question 1

What is the most common chromosomal abnormality in men?

Answer 1

Klinefelter’s Syndrome (XXY)

Question 2

Compare and contrast CT and MRI.

Answer 2

CT: better for bone, lung chest; fast; cheaper; radiation
MRI: better for soft tissue, ligaments; slower; expensive; no radiation

Question 3

What are the three most common types of peripheral vertigo?

Answer 3

Benign Paroxysmal Positional Vertigo (BPPV)
Acute Peripheral Vestibulopathy
Meniere Disease

Question 4

On which cells are MHC Class I and MHC Class II present?

Answer 4

MHC Class I = all cells

MHC Class II = antigen presenting cells (macrophages, dendritic cells, B-cells)

Question 5

Are HLA-DR antigens associated with MHC Class I or II?

Answer 5

Class II (on antigen presenting cells)

Question 6

Are HLA-A, B and C antigens associated with MHC Class I or Class II?

Answer 6

Class I (on all cells)