Slide 1
1. Supply O2 to tissues
2. Transport substances (nutrients) from gastrointestinal (GI) tract to tissues
3. Transport CO2 to lungs
4. Transport metabolic (and other) waste to kidney and GI for excretion
5. Regulation of body temperature
6. Distribution of hormones and other agents regulating cell function throughout body
Slide 3
Heart
Pumps blood through blood vessels to all organ tissues & cells
Blood & Blood Vessels
Carry gases, metabolic products, hormones
from all tissues to heart & back
Brain & Peripheral Nervous Centers
Medulla, hypothalamus, local vasoconstrictors/vasodilator substances
Regulation of cardiovascular functions
Slide4
Increasing Red Arrow, Carries O2 and nutrients
Large arteries (aorta)
arteries
arterioles
Capillaries
Decreasing Blue Arrow, Carries CO2 and Metabolic waste
Venules
Veins
Large Veins
(inferior & superior vena cava)