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99 Cards in this Set
- Front
- Back
What are the two zones of the respiratory system? |
Conduction and respiratory |
|
Conduction zone |
All structures of the rs through which air passes before reaching the respiratory zone |
|
Respiratory zone |
Structures of the rs where there is exchange of gases between the rs and the circulatory system |
|
3 parts of the respiratory membrane |
Alveolar epithelium Fused based laminas Capillary endothelium |
|
Type 2 cells produce ___ and what is the function of the substance produced. |
-surfactant -reduces surface tension within the alveolus |
|
What is the function of the macrophages |
Engulf microorganisms and foreign particles |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Each rbc will carry how many molecules of Hb? |
280 million |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Each rbc will carry how many molecules of Hb? |
280 million |
|
How many molecules of oxygen will each rbc carry? |
1 billion |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Each rbc will carry how many molecules of Hb? |
280 million |
|
How many molecules of oxygen will each rbc carry? |
1 billion |
|
Iron state of oxyhemoglobin, de oxyhemoglobin, methemoglobin, carboxyhemoglobin |
Oxy\deoxy- ferrous Met-ferric Carboxyhemoglobin- n/a |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Describe the Hb concentration and oxygen carrying capacity for anemia and polycythemia |
-Anemia- below normal- reduced capacity -polycythemia-above normal- increased capacity |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Each rbc will carry how many molecules of Hb? |
280 million |
|
How many molecules of oxygen will each rbc carry? |
1 billion |
|
Iron state of oxyhemoglobin, de oxyhemoglobin, methemoglobin, carboxyhemoglobin |
Oxy\deoxy- ferrous Met-ferric Carboxyhemoglobin- n/a |
|
Gas exchange occurs through the respiratory membrane by simple diffusion. T/F |
True |
|
Describe the Hb concentration and oxygen carrying capacity for anemia and polycythemia |
-Anemia- below normal- reduced capacity -polycythemia-above normal- increased capacity |
|
Erythropoietin is a hormone produced by the ___ and controls ___ |
-kidneys -Hb production and rbc formation |
|
Dyspnea or shortness of breath is common in all 3 of the pulmonary disorders listed |
Asthma, emphysema, pulmonary fibrosis |
|
___ is the obstruction of air flow through the ___ |
Asthma ; bronchioles |
|
The most common form of emphysema is caused by___ |
Cigarette smoke |
|
In pulmonary fibrosis the normal structures of the lungs are replaced with what type of tissue |
Fibrous CT |
|
Hemoglobin is composed of a protein portion called ___. How many polypeptide chains are found in one molecule of Hb? |
-globin -4 chains |
|
Each polypeptide is bound to how many heme groups? What type of atom is at the center of each gene group? Each iron atom will bind to how many molecules of oxygen? |
-one group/polypeptide -iron atom -one molecule |
|
Each rbc will carry how many molecules of Hb? |
280 million |
|
How many molecules of oxygen will each rbc carry? |
1 billion |
|
Iron state of oxyhemoglobin, de oxyhemoglobin, methemoglobin, carboxyhemoglobin |
Oxy\deoxy- ferrous Met-ferric Carboxyhemoglobin- n/a |
|
2 ways oxygen is transported in the blood and percentages of each |
-bound to Hb with rbc- 98.5% -dissolved in the plasma- 1.5% |
|
2 ways oxygen is transported in the blood and percentages of each |
-bound to Hb with rbc- 98.5% -dissolved in the plasma- 1.5% |
|
The ability of Hb to reversibly bind or release oxygen is regulated by what two factors |
-association -dissociation |
|
2 ways oxygen is transported in the blood and percentages of each |
-bound to Hb with rbc- 98.5% -dissolved in the plasma- 1.5% |
|
The ability of Hb to reversibly bind or release oxygen is regulated by what two factors |
-association -dissociation |
|
Oxygen binding |
Association; po2 above 50 |
|
2 ways oxygen is transported in the blood and percentages of each |
-bound to Hb with rbc- 98.5% -dissolved in the plasma- 1.5% |
|
The ability of Hb to reversibly bind or release oxygen is regulated by what two factors |
-association -dissociation |
|
Oxygen binding |
Association; po2 above 50 |
|
Oxygen release |
Disassociation; po2 below 50 |
|
2 ways oxygen is transported in the blood and percentages of each |
-bound to Hb with rbc- 98.5% -dissolved in the plasma- 1.5% |
|
The ability of Hb to reversibly bind or release oxygen is regulated by what two factors |
-association -dissociation |
|
Oxygen binding |
Association; po2 above 50 |
|
Oxygen release |
Disassociation; po2 below 50 |
|
Affinity |
A change in the bond strength btw oxygen and Hb will lead to a change In the Amt of oxygen binding to Hb at any given partial pressure of oxygen |