Question

ischemia ,cardiac arrest ,heart attack,heart block ​

Answer 1

Explanation:

explaination is in pics

Answer 2

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✴Ischemia ::

➡Cardiac ischemia is defined as restricted blood flow means it is decreased blood flow and oxygen to heart muscle..

✴cardiac arrest ::

➡Cardiac arrest is defined as the situation at which heart stops beating.

✴Heart attack ::

➡Heart attack is a state in which the heart Muscle suddenly damaged by a inadequate blood supply.

✴Heart block ::

➡Heart block is defined as interruption to the blood supply due to the accumalation or deposition of calcium,, fat,, cholesterol by forming blocks.

➡This makes the lumen of arteries narrower .

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