Ambient temperature is the term used to identify the surrounding or environmental temperature. It is the nature and tendency of all things to approach ambient temperature. If you are in a room, then the ambient temperature is the room temperature.
An arteriole is a small-diameter blood vessel in the microcirculation that extends and branches out from an artery and leads to capillaries. Arterioles have muscular walls and are the primary site of vascular resistance. The greatest change in blood pressure and velocity of blood flow occurs at the transition of arterioles to capillaries.
1. Arteries carry blood away from the heart to the tissues. 2. Arterioles are small arteries that connect to capillaries. 3. Capillaries are the site of substance exchange between the blood and cells of body tissues. 4. Venules connect capillaries to larger veins. 5.