Base of the tongue is attached to the_____________?
(A) Hyoid bone
(B) Mandible
(C) Hyoid bone and mandible
(D) None of the above
Structures related to the medial surface of the hyoglossus muscle in include the following EXCEPT_______________?
(A) Glossopharyngeal nerve
(B) Stylohyoid ligament
(C) Lingual artery
(D) Hypoglossal nerve
The mucosa of the posterior third of the tongue is supplied by______________?
(A) Facial nerve
(B) Trigeminal nerve
(C) Mandibular nerve
(D) Glossopharyngeal nerve
Hypoglossal nerve supplies to all the following muscles EXCEPT____________?
(A) Palatoglossus
(B) Genioglossus
(C) Hyoglossus
(D) Styloglossus
When a patient protrudes his tongue, it deviated to the right. Which of the following nerves is damaged ?
(A) Left hypoglossal
(B) Glossopharyngeal
(C) Right hypoglossal
(D) Facial nerve
Arterial PO2 is reduced in_____________?
(A) Anemia
(B) KCN poisoning
(C) Pulmonary hypoventilation
(D) CO poisoning
Which of the following does not stimulate alveolar hyperventilation ?
(A) Hypoxia
(B) Hypercapnia
(C) Acidosis
(D) Stretching of airways
The most common form of hypoxia is______________?
(A) Hypoxic
(B) Stagnant
(C) Anemic
(D) Histotoxic
In Haldane effect CO2 dissociation curve is shifted to_____________?
(A) Left
(B) Right
(C) Does not shift
(D) None of the above
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