Chapter 7 Flashcards
(24 cards)
Ischemic stroke
Obstruction blocks blood flow to part of the brain and that Area of the brain is deprived of blood.
Hemorrhage
CVD
When an aneurysm becomes lethal
Aneurysm
Wall of vessel becomes very weak and can burst
Embolism
Wandering blood clot
Individuals should seek immediate medical care if they experience what cardiovascular disease symptoms?
Chest pain or discomfort; pain/discomfort that radiates to the shoulder, arm, neck, back or jaw; sweating or cold, clammy skin; nausea and vomiting; shortness of breath; lightheadedness.
Collateral circulation
Allows the damaged heart muscle to heal itself by rerouting the blood, if the blockage is minor.
Myocardial infraction
> 90-95% blockage
Angina pectoris
~75% blockage
causes sharp pain
Ischemia
And in adequate blood supply to an organ or part of the body, especially the heart
Thrombus
Blood clot that forms in a vessel and remains there
Coronary heart disease
The major CVD
Begins with a lesion, then deposits get stuck in the lesion. Walls become stiffer, narrower and filled with plaques causing atherosclerosis.
Symptoms of cardiovascular disease
There are no symptoms
Hypertensive blood pressure
140/90 mmHg or higher
Normal blood pressure
120/80 mmHg
Arteriosclerosis
Narrowing and hardening of arteries
Atherosclerosis
Plaques in arteries
Main types of cardiovascular disease
Atherosclerosis and arteriosclerosis, coronary heart disease, cerebrovascular disease, hypertension
Main characteristics of chronic disease and
Long duration and slow progression
Another name for chronic disease
Noncommunicable disease
Main forms of chronic disease
Cancer, cardiovascular disease, diabetes, chronic respiratory disease
Highest risk factor for chronic disease
Tobacco use
What percent of the worlds population dies due to the main four chronic diseases
60%
What percent of premature deaths occur in low and middle income countries?
82%
Hemorrhagic stroke
weakened vessel ruptures, causing bleeding in the brain
