Q- A patient presents with painless scrotal mass and increased thyroid panel. Which of the following markers would be elevated in this patient?
A- Alpha-fetoprotein
B- Follicle stimulating hormone
C- Human chorionic gonadotropin
D- Lactate dehydrogenase
Q- Niemann-Pick disease is characterized by deficiency of which one of the following enzymes?
A- Alpha-glucosidase
B- Arylsulfatase
C- Beta-glucosidase
D- Sphingomyelinase
Q- Which of the following factors most likely affects the result of a study due to awareness of study subjects that they are being studied?
A- Berkson’s bias
B- Hawthorne effect
C- Pygmalion effect
D- Recall bias