Final answer:
Fainting is not usually caused by temporary bleeding within the brain; rather, it is more often related to conditions like orthostatic hypotension, while bleeding in the brain is associated with severe events such as strokes.
Step-by-step explanation:
The statement that fainting is usually caused by temporary bleeding within the brain is False. Fainting, or syncope, can be attributed to a variety of causes, one of which is orthostatic hypotension, a condition where the body's natural reflexes fail to maintain blood pressure upon standing, resulting in a temporary reduction of blood flow to the brain. However, a hemorrhagic stroke, which involves bleeding into the brain due to a damaged blood vessel, is a far more severe condition that can cause permanent damage and is not typically associated with the common causes of fainting.