CLASSROOM MATERIALS. Adapted from the Propaganda Critic Web site. For more detailed definitions and additional examples. see www.propagandacritic.com. PROPAGANDA â the use of a variety of communication techniques that create an emotional appeal. to accept a particular belief or opinion, to adopt a certain behavior or to perform a particular action.
URL of this page: //medlineplus.gov/ency/article/000799.htm. A concussion may occur when the head hits an object, or a moving object strikes the head. A concussion is a minor or less severe type of brain injury, which may also be called a traumatic brain injury. A concussion can affect how the brain works for a awhile. It may lead to headaches, changes in alertness, or loss of consciousness. A concussion can result from a fall, sports activities, or car accidents. A big movement of the brain (called jarring) in any direction can cause a person to lose alertness (become unconscious).
A migraine is a type of headache. It may occur with symptoms such as nausea, vomiting, or sensitivity to light and sound. In many people, a throbbing pain is felt only on one side of the head. A migraine headache is caused by abnormal brain activity. This activity can be triggered by many things. But the exact chain of events remains unclear. Most medical experts believe the attack begins in the brain and involves nerve pathways and chemicals.