(b) the delivery of O2 to tissues from red blood cells and on what basis do you make your conclusion. Explain briefly whether the binding of the anesthetic gas to hemoglobin facilitates or hinders

Human Anatomy & Physiology (11th Edition)
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Chapter1: The Human Body: An Orientation
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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(b)
the delivery of O2 to tissues from red blood cells and on what basis do you make your conclusion.
Explain briefly whether the binding of the anesthetic gas to hemoglobin facilitates or hinders
Transcribed Image Text:(b) the delivery of O2 to tissues from red blood cells and on what basis do you make your conclusion. Explain briefly whether the binding of the anesthetic gas to hemoglobin facilitates or hinders
5. Anesthetic gases used in surgery are known to bind to the hemoglobin molecule in red blood cells.
The diagram below illustrates O2 binding curves of normal human HbA in the presence of the anesthetic
gas dichloromethane (DCM).
O UNTREATED
100
a DCM 23 Tor
• DCM 50 Torr
x DCM 100 Torr
Symbols:
o, 0 Torr DCM;
O, 23 Torr DCM
A, 50 Torr DCM
x, 100 Torr DCM.
80
40
(1 Torr = 1 mm Hg.)
The solutions
buffered to pH 7.4.
20
were
0.5
1.0
1.5
2.0
log po2
% OXYGENATION
Transcribed Image Text:5. Anesthetic gases used in surgery are known to bind to the hemoglobin molecule in red blood cells. The diagram below illustrates O2 binding curves of normal human HbA in the presence of the anesthetic gas dichloromethane (DCM). O UNTREATED 100 a DCM 23 Tor • DCM 50 Torr x DCM 100 Torr Symbols: o, 0 Torr DCM; O, 23 Torr DCM A, 50 Torr DCM x, 100 Torr DCM. 80 40 (1 Torr = 1 mm Hg.) The solutions buffered to pH 7.4. 20 were 0.5 1.0 1.5 2.0 log po2 % OXYGENATION
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