QUESTION 1 A stroke is a brain infarct that causes hypoxia/ ischemia. Brain area

Question

QUESTION 1 A stroke is a brain infarct that causes hypoxia/ ischemia. Brain areas lacking bloodf low would experience disturbances in ATP production due to low levels of Water (H20) Proteins O2 and Glucose Ht and CO2 Fatty Acids QUESTION 2 High pressure in the brain can be caused by brain swelling, hydrocephalus (too much CSF), or tumors. What is a pathological outcome from high intracranial pressure? Blood vessel collapse Click Save and Submit to save and submit. Click Save All Answers to save all answers Save All Answens 0 5 8 9

Explanation / Answer

Brain needs 60% of total glucose for its survival. Brain cells are sensitive which gets damage when they lack energy source. If condition which cause stoppage of blood flow to brain due to any block or emboli in blood vessels in brain. It it remains 10seconds it result in loss of consciousness. If it persists more than 4mins it causes permanent irreversible damage to brain cells lead to stroke. When there is lack of oxygen and glucose (substrate ) brain cells do not carry out aerobic metabolism and they can’t also perform anaerobic metabolism due to lack of ATP stores. Oxygen and glucose are very essential to proper brain function. Answer is oxygen and glucose.

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