HLSC 3473U Lecture Notes - Lecture 14: Temporal Lobe, Human Brain, Tau Protein
19 Mar 2019
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Tbi: disruption in normal function of the brain that can be caused by a bump, blow, or jolt to the head, or penetrating brain injury. Everyone is at risk, especially children (crazy) and older adults (more falls) Not notable on imaging because structure is intact. Combo of both coup and contrecoup is common in sports: coup stationary head, moving object, contrecoup moving head, stationary object. Woodpeckers neck and head shake after each peck. They peck around 12000 times per day, 20 times per second, 1200 grams of force. Does not damage brain due to evolution. Average football player is hit with 100-150 grams of force. Human brain can withstand 80 g of force before it will be considered a condition. Women are more susceptible to whiplash because they have longer and less strong necks. Inability of eyes to converge properly when focusing on an object. Some people experience halo effect instead of double vision.
