All of the following decrease skeletal muscle tone by CNS effects except____________?

Related Mcqs:

1. All of the following are true about skeletal muscle except _________________?

   A. They are cylindrical in shape
   B. Have multiple nuclei
   C. Have transverse striations
   D. The nuclei are central

2. The contractile element in a skeletal muscle is present in______________?

   A. Sarcolemma
   B. Sarcoplasm
   C. Myofibril
   D. Endomysium

3. The skeletal muscle action potential______________?

   A. Is not essential for contraction to occur
   B. Has a prolonged plateau phase?
   C. Spreads in ward to all parts of the muscle via the t- tubule system
   D. Begins with an, in ward movement of K+ ins

4. All are features of skeletal muscle except______________?

   A. Cylindrical
   B. Transverse striation
   C. Centrally placed nuclei
   D. Multiple nuclei

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. All of the following are adverse effects of long- term corticosteroids EXCEPT____________?

   A. Hypoglycemia
   B. Psychosis
   C. Peptic ulcers
   D. Osteoporosis

7. Among the muscles of TMJ the following muscle opposing stabilizing and antagonistic muscle force as far as the disc is concerned_____________?

   A. Medial pterygoid
   B. Temporalis
   C. Lateral pterygoid
   D. External pterygoid

8. In Niemann-Pick’s disease the following substrance accumulate in CNS in excess______________?

   A. Glycerophosphatides
   B. Phosphoinositides
   C. Phosphosphingosides
   D. Glycerosphingosides

9. This drug reduces blood pressure by acting on vasomotor centers in the CNS:

   A. Labetalol
   B. Clonidine
   C. Enalapril
   D. Nifedipine

   Submitted by: Dr.Tassawer-e-Meran

10. In CNS, the myelination is carried out by _____________?

    A. Schwann cells
    B. Astrocytes
    C. Oligodendrocytes
    D. Microglia