At one time it was thought impossible to operate within the body cavities. But then the Canadian doctor William Beaumont operate
d on a gunshot wound to the stomach. Several decades ago we saw breakthroughs in heart operations and transplants. And the 1990s were called the decade of the brain because of the extensive research being done on how the brain functions. The order in which these discoveries were made, by cavity, are_______________. Group of answer choices
At one time it was thought impossible to operate within the body cavities. But then the Canadian doctor William Beaumont operated on a gunshot wound to the stomach. Several decades ago we saw breakthroughs in heart operations and transplants. And the 1990s were called the decade of the brain because of the extensive research being done on how the brain functions. The order in which these discoveries were made, by cavity, are
hello your question lacks the required options here are the answer options missing
abdominal-thoracic-dorsal.
abdominal-dorsal-thoracic.
dorsal-thoracic-abdominal.
thoracic-abdominal-dorsal.
thoracic-dorsal-abdominal.
Answer : Abdominal-thoracic-dorsal
Explanation:
It was impossible to operate within the body cavities of humans before Doctor William Beaumont performed a successful operation on a gunshot wound sustained in the stomach ( abdominal cavity ), after this surgery there was an increased research and experiments carried out to develop means of operating on chest cavity ( thoracic cavity) i.e carrying out heart operations after which breakthroughs where made in carrying out successful operations in the dorsal cavity ( brain and spinal cords )
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Because the Americans had vast sums of gold and sugar people were needed to harvest and mine them and when the Native Americans weren't enough they traded guns and other materials for slaves.
