<span>When the left middle cerebral artery is occluded, it leads to
the lack of ability to find words and difficulty in writing.
Therefore in the case of the 75-year-old female stated in the question, the condition
is most likely caused by occlusion of the middle cerebral artery.</span>
Respiratory and circulatory systems work hand in hand to expel wastes. respiratory system removes CO2 and the circulatory uses the blood as a medium to move excess salts and water from source to sink.