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In head injury, a coup injury occurs under the site of impact with an object, and a contrecoup injury occurs on the side opposite the area that was hit. [1] Coup and contrecoup injuries are associated with cerebral contusions, [2] a type of traumatic brain injury in which the brain is bruised. Coup and contrecoup injuries can occur individually ...
A contention-based channel access (multiple access) protocol is a protocol where data packet collisions may occur. Examples of such protocols are: The Aloha protocol; Carrier Sense Multiple Access (CSMA) Multiple Access with Collision Avoidance
Primary, alternate, contingency and emergency (PACE) is a methodology used to build a communication plan. [1] The method requires the author to determine the different stakeholders or parties that need to communicate and then determine, if possible, the best four, different, redundant forms of communication between each of those parties.
Traffic collision reconstruction is the process of investigating, analyzing, and drawing conclusions about the causes and events during a vehicle collision. . Reconstructionists conduct collision analysis and reconstruction to identify the cause of a collision and contributing factors including the role of the driver(s), vehicle(s), roadway and gen
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The AX.25 packet radio protocol is based on the CSMA approach with collision recovery, [17] based on the experience gained from ALOHAnet. A variation of CSMA, CSMA/CD is used in early versions of Ethernet. ALOHA and the other random-access protocols have an inherent variability in their throughput and delay performance characteristics.
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