ESS2001 Physiology Study guides, Class notes & Summaries

Accumulation of metabolic by-products in muscle (H+, CO2, heat) leads to a. vasoconstriction b. vasodilation c. sympathetic activation d. reduced muscle blood flow - ANSWER b. vasodilation VO2max is likely to be limited by a. substrate availability b. H+ ion accumulation c. cardiac output d. all of these - ANSWER c. cardiac output During moderate exercise in the heat, which vascular beds receive the most blood flow? a. muscle, splanchinic (gut) b. muscle, renal (kidneys) c. muscle, ...

The respiratory zone in the lungs includes ____. - ANSWER respiratory bronchioles The internal intercostals are engaged during ____. - ANSWER forced respiration When we inhale, which of the following occurs as a result of the respiratory pump? - ANSWER thoracic vena cavae fill The anchoring membrane that attaches to the lungs themselves is the ____. - ANSWER visceral pleura If you sit and breathe quietly into a spirometer, which lung volume is being recorded? - ANSWER tidal volume The...

Accumulation of metabolic by-products in muscle (H+, CO2, heat) leads to a. vasoconstriction b. vasodilation c. sympathetic activation d. reduced muscle blood flow - ANSWER b. vasodilation VO2max is likely to be limited by a. substrate availability b. H+ ion accumulation c. cardiac output d. all of these - ANSWER c. cardiac output During moderate exercise in the heat, which vascular beds receive the most blood flow? a. muscle, splanchinic (gut) b. muscle, renal (kidneys) c. muscle, ...