Which cell releases vasoactive amine so as to increase vascular permeability ?

Related Mcqs:

1. The vasoactive amine that causes vasodilatation released during inflammation is found in which of the cell______________?

   A. Plasma cells
   B. Lymphocytes
   C. Monocytes
   D. Mast cells

2. Adipose tissue releases free fatty acids in the________________?

   A. Fasting state
   B. Resting state
   C. Active state
   D. All of the above

3. Which of the following releases single wavelength of energy ?

   A. QTH
   B. PAC
   C. LED
   D. Argon lasers

4. All of the following vascular changes are observed in acute inflammation except_____________?

   A. Vasodilation
   B. Stasis of blood
   C. Increased vascular permeability
   D. Decreased hydrostatic pressure

5. Which hormone , together with the catecholamines enhances the tone of vascular smooth muscle and assists in elevating blood pressure ?

   A. Parathyroid hormone
   B. Glucagon
   C. Thyroxine
   D. Cortisol

6. The vascular supply of the periodontal ligament is______________?

   A. Greatest in the middle-third of a single rotted tooth
   B. Greatest in the middle-third of a multirooted tooth
   C. A net like plexus that runs closer to the cementum than to the bone
   D. A net like plexus that runs closer to the bone than to the cementum

7. Vascular involvement and thrombosis is seen in_____________?

   A. Coccidiomycosis
   B. Aspergillosis
   C. Mucormycosis
   D. Histoplasmosis

8. Which of the following Orofacial pain is not associated with vascular origin ?

   A. Cluster headache
   B. Giant cell arteritis
   C. Anaesthesia dolorosa
   D. Chronic paroxysmal hemicrania

9. All cells do not divide at the same rate. Events in which phase of the cell cycle determine when a cell is going to replicate ?

   A. M phase
   B. G1 phase
   C. S phase
   D. G2 phase

10. In acute inflammation, immediate transient permeability in cells is increased by__________?

    A. Direct injury & necrosis
    B. Endothelial Gaps by histamine
    C. Leucocyte mediated endothelial injury
    D. Increased tissue oncotic pressure