Which of the following best describes a stroke?

A) Sudden damage to an area of the brain due to the blockage of blood flow or hemorrhaging
B) Damage to the brain caused by cessation of oxygen flow for over 30 seconds
C) Rapid deterioration of brain cells due to a sudden shock
D) Loss of brain cells caused by the limited use of certain areas or functions of the brain

Stroke

Sudden damage to the brain due to blockage of blood flow or hemorrhaging.

Brain Damage

Physical or functional injury to brain tissue that can result from various factors like trauma, disease, or substance abuse, affecting cognitive and physiological functions.

Blood Flow

The continuous circulation of blood through the heart and blood vessels, which delivers nutrients and oxygen to and removes waste products from all parts of the body.