Mcq Subject: Physiology
More resistance in expiration is due to:
A. Increased compression of airway
B. Due to change from linear to turbulent flow
C. Saturation with moisture
D. Increased rate of flow during expiration
View DescriptionIn anemia the concentration of 2,3 DPG is
A. Decreased
B. Increased
C. A or B
D. Not changed
View DescriptionWhich of the following is produced in the lipoxygenase pathway?
A. Thromboxane
B. Leukotrienes
C. Prostaglandin
D. Prostacyclin
View DescriptionWhich of the following is not a second messenger
A. c-AMP
B. IP3
C. Guanylyl cyclase
D. Diacylglycerol (DAG
View DescriptionResting membrane potential of nerve is equal to equilibrium potential of
A. Na+
B. Cl-
C. K+
D. HCO3-
View DescriptionExcitatory Neurotransmitter in CNS-
A. Acetyl choline
B. Glycine
C. GABA
D. Glutamate
View DescriptionIn thyroid gland, iodine is transpoed into the lumen of the follicles by
A. Endocytosis
B. Pendrin protein
C. Antipo
D. Primary active transpo
View DescriptionTestosterone production is mainly contributed by
A. Leydig cells
B. Seolie cells
C. Seminiferous tubules
D. Epididymis
View DescriptionThe minimal current amplitude of indefinite durationrequired for the depolarization threshold of the cell membranes is:
A. Threshold
B. Rheobase
C. Chronaxie
D. Refractory period
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