Stimulation of barorceptor leads to ________________?

Related Mcqs:

1. Parasympathetic stimulation of heart causes______________?

   A. SA node decreases firing
   B. Increased AV node excitability
   C. Decreased ventricular contraction
   D. Tachycardia

2. Stimulation of baroreceptors results in_______________?

   A. Increase in heart rate
   B. Decreased vagal discharge
   C. Increased sympathetic discharge
   D. Decrease in blood pressure

3. Sympathetic stimulation causes ______________?

   A. Arteriolar constriction
   B. Ciliary muscle contraction
   C. Sweat secretion
   D. All of the above

4. Vagal stimulation following intake of food does not affect secretion of_______________?

   A. Stomach
   B. Pancrease
   C. Parotid
   D. Gall bladder

5. Which of the following anesthetic drugs produces powerful stimulation of the cerebral cortex_____________?

   A. Cocaine
   B. Procaine
   C. Lidocaine
   D. Tetracaine

6. Neusea and vomiting that are associated with administration of opioid analgesic is the result of stimulation of the_____________?

   A. Limbic system
   B. Emetic system
   C. Chemoreceptor trigger zone (CTZ)
   D. Opioid receptors in G.I.T

7. Posterior pituitary insufficiency leads to______________?

   A. Diabetes mellitus
   B. Diabetes insipidus
   C. Dwarfism
   D. Cretinism

8. The interaction of antigens with antibodies on the surface of a mast cel leads to degranulation and anaphylaxis. The mast cell granules produce anaphylaxis because they contain________________?

   A. Lysosomes
   B. Proteolytic enzymes
   C. Lymphotoxins
   D. Vasoactive mediators

9. Hypoxic death leads to__________________?

   A. Liquefactive necrosis
   B. Coagulative nacrosis
   C. Caseous necrosis
   D. Fat necrosis

10. Prolonged use of aspirin leads to______________?

    A. peptic ulcer
    B. Bleeding defects
    C. Carcinoma
    D. A & B