A. -2
B. -5
C. 0
D. -7
Normal intrapleural pressure during the start of inspiration is _________ mm of Hg? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Increased pH of blood
B. Decreased pH of blood
C. Remains same
D. Increased oxygen concentration in blood
In cases of hypercapnia there is_______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Hypoxic hypoxia
B. Oxygen dissociation curve shifts to left
C. Cyanosis
D. Diffusion capacity of lungs decreases
Carbon monoxide poisoning causes_______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Anion balance
B. Sodium balance
C. Potassium balance
D. Ca+2 balance
An important non- respiratory function of lungs is_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Total chest wall diameter is increased
B. Interpleural pressure becomes more negative
C. The concentration of surfactant is reduced in alveoli
D. Increased lung compliance
What is true about pneumothorax ? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Anoxic anoxia
B. Anoxia
C. Histotoxic hypoxia
D. Ischemic hypoxia
Inability of exchange of oxygen through lung tissue if known as____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. 0.5 L
B. 2.0 L
C. 1.1 L
D. 1.8 L
A. Differential pressure of oxygen in arterial blood
B. Differential pressure of oxygen in venous blood
C. Differential pressure of oxygen in in tissue fluids
D. Differential pressure of oxygen in in hemoglobin synthesis
Carotid body function in an organ work as_______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Bind avidly with Hb
B. Partial pressure of CO is less
C. CO is less absorbed in water
D. Alveolar membrane is less permeable
The transport of CO is diffusion limited because_______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Anaphylaxis
B. Asthma
C. Hyperventilation
D. COPD
Oxygen as an emergency drug is contraindicated in______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System