The clear, circular disk located just posterior to the iris that helps the eye focus is the ________, which is shown at letter F in the figure. 

White matter is made of:

a. Nerve fibers (axons) b. Nerve cell bodies

Which of the following is not a common folk medicine practice in certain cultures?

A. Believing that pain must be endured silently B. Restricting menstruating women from eating deer meat and lemons C. Using acupuncture with herbs over the puncture sites D. Using heat and cold remedies to restore balance E. All of these are common folk medicine practices in certain cultures