What organ is affected by macular degeneration?
a. Bone b. Eyes
c. Liver d. Kidneys
Question 2
Jim went for his annual medical check-up and was diagnosed with heartburn. Which of the following actions is most likely causing Jim's condition?
a. Inhibition of peristalsis
b. Overactive cardiac sphincter activity
c. Overactive pyloric sphincter activity
d. Defective lower esophageal sphincter activity