Why Are Visual Disturbances Caused by a Pituitary Adenoma

question 17

Multiple Choice

Why are visual disturbances caused by a pituitary adenoma?

• A) Because of liberation of anterior pituitary hormones into the optic chiasm,which is adjacent to the pituitary gland
• B) Because of pituitary hormones clouding the lens of the eyes so that light cannot pass through to the retina
• C) Because of the pressure of the tumor on the optic chiasm,which is adjacent to the pituitary gland
• D) Because of the pressure of the tumor on the optic (CN I)and oculomotor (CN III)cranial nerves that alters their functions

---

Definitions:

Osama Bin Laden

The founder of al-Qaeda, the terrorist organization responsible for the September 11 attacks on the United States and numerous other acts of terrorism.

American Forces

The military forces of the United States, including the Army, Navy, Marine Corps, Air Force, and Coast Guard.

National Security Policy

A set of principles and actions taken by a country to protect its national interests, sovereignty, and the well-being of its citizens from threats.

Defense Policy

A governmental policy focused on national defense and the means by which a country protects itself from external threats.