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81. The neuromuscular transmitter released at neuromuscular junction is_______________?

A. Dopamine
B. Epinephrine
C. Nor epinephrine
D. Acetylcholine

82. In myasthenia gravis_______________?

A. there is lack of acetyl choline
B. Lack of acetyl choline receptors
C. There is isometric contraction
D. Muscles are rigid and tough

83. Tendon (or) ligament is attached to a bone through ____________?

A. Tomes fibers
B. Interstitial fibers
C. Sharpey’s fibers
D. Haversian fibers

84. In an isotonic contraction of the muscle________________?

A. The muscle moves a load through a distance
B. The muscle is not able to move the load
C. The latent period of contraction is shorter than isometric contraction
D. The length of muscle is increased

85. The study of the electrical activity of the muscle is_______________?

A. EEG
B. EMG
C. Venn diagram
D. ECG

86. The following electrodes are used to detect the muscle activity without pain_________________?

A. Surface electrode
B. Round electrode
C. Hook electrode
D. Needle electrode

87. Contractile element in myofibril is_______________?

A. H band
B. Sarcoplasm
C. Sarcomere
D. A line

88. Calcium ions triggers muscle contraction by binding to ___________________?

A. Actin
B. Myosin
C. Troponin
D. Tropomyosin

89. Which of the following is not a marker of bone formation_________________?

A. Alkaline phosphatase
B. Osteocalcin
C. Procollagen marker
D. Hydroxy proline

90. Regulated bone growth through puberty occurs through__________________?

A. Endophyseal plates
B. Ectophyeseal plates
C. Epiphyseal plates
D. Chondrophyseal plates