A. 25 mm Hg
B. 40 mm Hg
C. 55 mm Hg
D. 70 mm Hg
The oxygen tension of the mixed venous blood is______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Left
B. Right
C. Does not shift
D. None of the above
In Haldane effect CO2 dissociation curve is shifted to_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Hypoxic
B. Stagnant
C. Anemic
D. Histotoxic
The most common form of hypoxia is______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Hypoxia
B. Hypercapnia
C. Acidosis
D. Stretching of airways
Which of the following does not stimulate alveolar hyperventilation ? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Anemia
B. KCN poisoning
C. Pulmonary hypoventilation
D. CO poisoning
Arterial PO2 is reduced in_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Emphysema
B. Asthma
C. Pulmonary artery thrombosis
D. Skeletal abnormalities of the chest
A. Diaphragm
B. Internal intercostals
C. External intercostals
D. Rcti Abdominis
Muscle of expiration____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. Fall in pH
B. Rise in temperature
C. Increase of 2, 3 3 DPG
D. HbF
Oxygen dissociation cure is shifted to the right in all except_____________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System A. 2.5 lit/Min
B. 4.0 lit /Min
C. 6.75 Lit/Min
D. 9 Lit/Min
A. -4 mm Hg
B. +4 mm Hg
C. -18 mm Hg
D. + mm Hg
The intrapleural pressure at the end of deep inspiration is ______________? Read More »
Medical Mcqs, Physiology Mcqs, Respiratory System