Hemoglobin carrying carbon dioxide is called as:

1. Deoxyhemoglobin 2. Carbaminohemoglobin
3. Carboxyhemoglobin 4. Oxyhemoglobin

Subtopic:  Respiratory System: Transport of Gases Part 2 |
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What is the state that describes the hemoglobinic acid?

1. oxidized 2. hydrated
3. reduced 4. hyper
Subtopic:  Respiratory System: Transport of Gases |

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A disease of the lungs, due to chronic inhalation of dust particles, would be characterized by:

 
1. pneumonia 2. tuberculosis
3. pulmonary fibrosis 4. lung cancer

Subtopic:  Respiratory Disorders: Part 2 |
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An abnormal collection of air in the pleural space between the lung and the chest wall is called as:
1. intrapleural pressure
2. respiratory distress syndrome
3. pneumothorax
4. decompression sickness

Subtopic:  Respiratory Disorders: Part 1 |
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A pulmonary disorder reduces the forced expiratory volume in first second but does not significantly affect the vital capacity. This disorder will be most accurately described as:
1. restrictive lung disorder
2. pulmonary fibrosis
3. pneumoconiosis
4. obstructive lung disorder

Subtopic:  Respiratory Disorders: Part 1 |

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What will be the partial pressure of oxygen in a mixture of gases where the total pressure is 500 mmHg and oxygen comprises 20% of the gas mixture?

1. 0.1 mm Hg 2. 10 mm Hg
3. 100 mm Hg 4. 200 mm Hg
Subtopic:  Respiratory System: Exchange of Gases |
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All the following changes occur in the circulatory system when a fetus is delivered and begins to breathe on its own for the first time except:
1. the rate of blood flow through pulmonary circulation decreases
2. the foramen ovale closes
3. the ductus arteriosus closes
4. the resistance to blood flow through the lung decreases

Subtopic:  Respiratory System: Pulmonary Ventilation |

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“Bends” is a painful condition that is seen in cases of:
1. nitrogen narcosis
2. decompression sickness
3. hyperbaric oxygen therapy
4. carbon dioxide accumulation

Subtopic:  Respiratory Disorders: Part 1 |

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Overinflation of lungs can be damaging and is prevented in humans by:
1. apneustic center
2. Hering-Breuer reflex
3. hypercapnia
4. inspiratory neurons

Subtopic:  Respiratory Disorders: Part 2 |
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Oxidized hemoglobin is known as:
1. carboxyhemoglobin
2. methemoglobin
3. oxy hemoglobin
4. carbaminohemoglobin

Subtopic:  Respiratory System: Exchange of Gases |

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