Taste sensations from the posterior one- third of the tongue are carried by _______ cranial nerve?
A. VII
B. V
C. X
D. IX
The action of styloglossus muscle is______________?
The action of styloglossus muscle is______________?
A. Protrusion of tongue
B. Posteriorly retracts the tongue
C. Depression of tongue
D. Elevation of tongue
The papillae present on margins of the tongue_____________?
The papillae present on margins of the tongue_____________?
A. Fungiform papillae
B. Filiform papillae
C. Vallate papillae
D. Foliate papillae
Circumvallate papillae are present_____________?
Circumvallate papillae are present_____________?
A. Behind sulcus terminalis
B. Front of sulcus terminalis
C. Anterior 2/3 of tongue
D. Lateral border of tongue
The lymphatic drainage from the tip of tongue first passes to ____________?
The lymphatic drainage from the tip of tongue first passes to ____________?
A. Submental nodes
B. Supra clavicular node
C. Sub mandibular nodes
D. Superior deep cervical nodes
Protrusion of tongue is brought out by ______________?
Protrusion of tongue is brought out by ______________?
A. Genioglossus
B. Intrinsic muscles of tongue
C. Styloglossus
D. Palatoglossus
The oxygen tension of the mixed venous blood is______________?
The oxygen tension of the mixed venous blood is______________?
A. 25 mm Hg
B. 40 mm Hg
C. 55 mm Hg
D. 70 mm Hg
In Haldane effect CO2 dissociation curve is shifted to_____________?
In Haldane effect CO2 dissociation curve is shifted to_____________?
A. Left
B. Right
C. Does not shift
D. None of the above
The most common form of hypoxia is______________?
The most common form of hypoxia is______________?
A. Hypoxic
B. Stagnant
C. Anemic
D. Histotoxic
Which of the following does not stimulate alveolar hyperventilation ?
Which of the following does not stimulate alveolar hyperventilation ?
A. Hypoxia
B. Hypercapnia
C. Acidosis
D. Stretching of airways