A hockey player has a penalty shot on a goaltender. The goalie moves out to challenge the best player of the opposing team. a shot is directed to the upper right corner of the net. The goalie immediately flips out his blocker and deflects the puck up and over the boards. As the goalie watches the approaching player, his eyes act as receptors for a complex nerve action that results in the deflection of the puck.
a. describe the nervous system pathway that enables the goalie to see and deflect the puck. (4marks).
some athletes choose to take performance enhancing drugs to improve their endurance and performance. The normal neurotransmitter at neuromuscular junctions is acetylcholine (ACh).
b. if the player is taking the penalty shot chooses to take a drug that would mimic ACh, predict what effect this will have on the synapse. (2marks)
the high speed at which hockey is played will result inevitably in some collisions. if a junior hockey player has a concussion, it presents a dilemma for him (and his parents) whether to continue playing.
c. choose one region of the brain and explain how a concussion to that region may affect the individual. (2marks)
d. give one point for and one point as a counter argument for why this player should
not play hockey again. (2marks)
e. describe a technology that could be used to assess the brain area affected and the extent of damage sustained. (2marks)
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