A. Actin
B. Myosin
C. Troponin
D. Tropomyosin
Related Mcqs:
- The class of low molecular weight calcium binding proteins seen predominantly in developing enamel are_____________?
A. Enamelin
B. Amelogenin
C. Tuftelin
D. Ameloplakin - Water of reaction needed to react completely with 100 g of calcium sulphate hemihydrates to convert it to calcium sulphate dihydrate______________?
A. 18.6ml
B. 22.2ml
C. 30.4ml
D. 45.3ml - Following antimicrobials are termed as type I calcimimetics that mimic the stimulatory effect of calcium, on the calcium sensing receptor to inhibit PTH secretion by the parathyroid gland EXCEPT______________?
A. Streptomycin
B. Hamycin
C. Neomycin
D. Gentamicin - 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 - Stimulating mechanoreceptors or nociceptors in mouth triggers the_______________?
A. Jaw opening reflex
B. Jaw clenching reflex
C. Jaw gnashing reflex
D. None of the above - Floor of mouth is made by which muscle ___________________?
A. Genioglossus
B. Geniohyoid
C. Mylohyoid
D. Masseter - 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 - Hemoglobin is the major buffer in blood, bicarbonate ions diffuse out of erythrocyte into plasma in exchange of_______________?
A. Potassium
B. Phosphate
C. Carbonic acid
D. Chloride ion - Ions participating in clotting mechanism are________________?
A. Iron
B. Copper
C. Calcium
D. Aluminum - What effect does hyperventilation have on the oxygen binding affinity of hemoglobin ?
A. P50 and oxygen affinity decrease
B. P 50 and oxygen affinity increase
C. P 50 decreases and the oxygen affinity increases
D. P50 increase and the oxygen affinity decreases
