A. Low arterial PO2
B. Intense chemoreceptor response
C. Favorable response to 100% oxygen
D. All of the above
Hypoxia is characterized by ___________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Increased by hyperventilation
B. Decreased by hyperventilation
C. Similar to venous O2 tension
D. Not affected by respiratory depression
Alveolar O2 tension is______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Pnemocyte I
B. Pnemocyte II
C. Goblet cells
D. Pulmonary vessels
Surfactant is secreted by_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Bronchial asthma
B. Scoliosis
C. Chronic bronchitis
D. Acute bronchitis
A. Anemic Hypoxia
B. Hypoxic Hypoxia
C. Stagnant Hypoxia
D. Histotoxic Hypoxia
The type of hypoxia present in high attitude is_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Expiratory reserve volume
B. Functional residual capacity
C. Residual volume
D. Inspiratory reserve volume
The volume of gas in the lungs at the end of normal expiration is____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. 125 ml
B. 500 ml
C. 1500 ml
D. 2200 ml
tidal volume in adult is_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Decrease in hemoglobin concentration of arterial blood
B. Paralysis of inspiratory muscles
C. Sluggish blood flow
D. High altitudes
A decrease in the arterial PO2 is seen in______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Decrease in pH of blood
B. Increase in pH of blood
C. Obstructive pulmonary disease
D. Carbon monoxide poisoning
Kussmamul’s respiration occurs in response to_______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. 25% – 50% of total energy spent
B. 50% -75% of total energy spent
C. 15% – 20% of total energy spent
D. 2% – 3% of total energy spent
Energy expenditure during normal breathing____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System