The intrapleural pressure at the end of deep inspiration is ______________?

Related Mcqs:

1. During inspiration when the diaphragm contracts, the intrapleural pressure becomes_____________?

   A. More negative
   B. Less negative
   C. Positive
   D. Equal to the intra alveolar pressure

2. Normal intrapleural pressure during the start of inspiration is _________ mm of Hg?

   A. -2
   B. -5
   C. 0
   D. -7

3. An asymptomatic tooth has deep has deep caries on occlusal surface. Radiograph shows radiopaque mass at apex of the tooth: this mass is most likely to be:____________?

   A. Cementoma
   B. Condensing Osteitis
   C. Chronic apical periodontitis
   D. Acute apical periodontitis

4. During the initial part of inspiration, which of the following does not occur ?

   A. Intrapulmonary pressure falls
   B. Intra thoracic pressure rises
   C. Intra-abdominal pressure rises
   D. The partial pressure of O2 in dead space rises

5. Limitation of inspiration by vagal lung inflation signals is called the______________?

   A. Autonomic reflex
   B. Bainbridge reflex
   C. Herring – Breur reflex
   D. Dynamic stretch reflex

6. All are structures lying deep to the hyoglossus muscle except_____________?

   A. Hypoglossal nerve
   B. Lingual artery
   C. Stylohyoid muscle
   D. Geniohyoid muscle

7. Deep surface of Hyoglossus is related to_____________?

   A. Lingual nerve
   B. Hypoglossal nerve
   C. Submandibular Ganglion
   D. Glossopharyngeal nerve

8. Deep part of submandibular salivary gland is in relation to _____________?

   A. Facial Nerve
   B. Lingual Nerve
   C. Accessory Nerve
   D. Mandibular Nerve

9. Al are structures lying deep to the hyoglossus muscle except_______________?

   A. Hypoglossal nerve
   B. Lingual artery
   C. Stylohyoid muscle
   D. Geniohyoid muscle

10. Which of the following organisms is found in deep carious lesions rather than in incipient lesions ?

    A. Streptococci
    B. Lactobacilli
    C. Veillonella
    D. Bateroides