quiz 5 Flashcards
Heart
(the pump)
-four chambered muscular organ that pumps blood for the lungs and body
pumps and relaxes
Blood pressure
heart pumps=systolic
Between pumps=Diastolic
Systole/Diastole
120/80
bradycardia
heart too slow
under 60bpm
normal range for heart to pump in a minute
60-100bpm
tachycardia
heart beats too fast
over 100 bpm (101>)
HTN
hypertension(high blood pressure)
-heart has to pump harder
-overweight means the heart has to travel further
-hardening of blood vessels, heart has to work harder
excess fluid in body
white blood cells
WBC 1% of blood
-help prevent infection
platelets
1% of blood
-platelets go from plate shape when activated to little fingers
These help us stop bleeding
plasma
liquid component of blood-mostly made of water-that carries nutrients, salt, etc
red blood cells
RBC’s contain hemoglobin, which has the ability to hold oxygen
CAD
Coronary Artery Disease
Causes plaque build-up
Symptoms of CAD
Reduced blood supply to heart-
heaviness or tightness in chest
pain in chest(discomfort)
Angina pectoris
(Angry chest)
heaviness or tightness in chest
-neck/jaw pain
-shortness of breath(SOB)
nausea
SCA
sudden cardiac arrest
(heart stops beating, blood flow lost, death)
Heart arrhythmia(irregular heartbeat)
PVD
Peripheral Vascular Disease
Plaque build up in arteries and veins
symptoms-pain/cramping in arms and legs