Question 1. What term is used to describe a hernial protrusion of a saclike cyst that contains meninges, spinal fluid, and a portion of the spinal cord through a defect in a posterior arch of a vertebra?
Question 2. What provides the best estimate of the functioning of renal tissue?
Question 3. Where are Langerhans cells found?
Question 4. Where in the lung does gas exchange occur?