Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
13 Cards in this Set
- Front
- Back
|
Define (Transport of Respiratory Gases)
|
Respiratory gases must be moved between the lungs and the tissues
|
|
|
Nearly 99% of oxygen is transported through the blood via________________
|
erythrocytes
|
|
|
A molecule of hemoglobin binds to how many O2 in lungs?
|
4 molecules
|
|
|
What is the challenge for hemoglobin?
|
to release O2 to the tissues
|
|
|
What cause hemoglobin to release O2?
|
increased CO2 and H+ levels
|
|
|
Who discovered that increased CO2 and H+ levels cause hemoglobin to release O2?
|
Bohr ==>know as Bohr effect
|
|
|
What kind of products are CO2 and H+?
|
Waste products of metabolism by tissues
|
|
|
What is the small organic molecule that causes hemoglobin to release O2?
|
BPG
|
|
|
What is BPG?
|
2,3 bisphosphoglycerate
|
|
|
What makes BPG?
|
made by erthrocytes
|
|
|
What are the mechanisms that are used to transport carbon dioxide through the blood?
|
-blood plasma 7%-10%
-hemoglobin 20% -as bicarbonate(polar solute)70% |
|
|
How is CO2 transported in blood plasma?
|
dissolved gas
|
|
|
What is formed when CO2 binds to hemoglobin?
|
Carbaninohemoglobin
|
