CH. 7 ESS 345 EXAM QUESTIONS AND ANSWERS GRADED A++
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Course
ESS 345
Institution
ESS 345
CH. 7 ESS 345 EXAM QUESTIONS AND ANSWERS GRADED A++
what are the major functions of the cardiovascular system?
1. delivers O2 and nutrients
2. removes CO2 and other waste
3. transports hormones and other molecules
4. supports temperature balance/fluid regulation
5. maintains acid-base balan...
pulmonary vein -> L atria -> mistrial valve ->L ventricles -> arteries to body
what is the function of the right chambers of the heart?
send deoxygenated blood to the lungs
what is the function of the left chambers of the heart?
send oxygenated blood to the body
what is myocardium?
cardiac muscle
what chamber of the heart has the most myocardium?
left ventricle
what are cardiomyocytes?
cardiac muscle cells
- type 1
- high capillary density
- high number of mitochondria
- striations
what connects myocardium?
intercalated dicks
features of myocardial cells?
- small, short, branched
- one nucleus
- involuntary contractions
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