Cardiac output can increase by all the following EXCEPT O a. Increasing venous return O b Increasing peripheral resistance c. Increasing heart rate O d. Decreasing peripheral resistance e. Increasing stroke volume

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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Cardiac output can increase by all
the following EXCEPT
a. Increasing venous return
O b. Increasing peripheral
resistance
O c. Increasing heart rate
o d. Decreasing peripheral
resistance
O e. Increasing stroke volume
Regarding gas exchange across
pulmonary capillaries, which of the
following statements is FALSE?
O a. 02 crosses from alveoli to
capillaries and CO2 from
capillaries to alveoli
O b. The length of capillary
required for gas equilibrium is
longer during exercise.
O c In pulmonary edema, gas
exchange might be affected.
o d. At rest, equilibrium is usually
reached for 02 but not for
CO2.
O e. 02 and CO2 equilibrate
before crossing the first one
third of the length of the
capillary.
Transcribed Image Text:Cardiac output can increase by all the following EXCEPT a. Increasing venous return O b. Increasing peripheral resistance O c. Increasing heart rate o d. Decreasing peripheral resistance O e. Increasing stroke volume Regarding gas exchange across pulmonary capillaries, which of the following statements is FALSE? O a. 02 crosses from alveoli to capillaries and CO2 from capillaries to alveoli O b. The length of capillary required for gas equilibrium is longer during exercise. O c In pulmonary edema, gas exchange might be affected. o d. At rest, equilibrium is usually reached for 02 but not for CO2. O e. 02 and CO2 equilibrate before crossing the first one third of the length of the capillary.
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