When a Blood Vessel in the Brain Ruptures and Affects

question 65

Multiple Choice

When a blood vessel in the brain ruptures and affects local brain tissue,this is known as:

• A)Haemorrhage
• B)A stroke
• C)A Cerebral abscess
• D)An infarction

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Definitions:

Sleep Spindles

Brief bursts of brain activity that occur during stage 2 of the sleep cycle, thought to be important for learning and memory.

Delta Waves

Slow brain waves that are characteristic of deep sleep and are associated with healing, regeneration, and non-REM sleep.

Electroencephalograph (EEG)

A device used to record electrical activity of the brain, used in the diagnosis of various neurological disorders, in sleep research, and for monitoring brain activity in other research contexts.

Melatonin

A hormone secreted by the pineal gland that plays a major role in regulating sleep-wake cycles and circadian rhythms.