Related Questions

Skeletal muscle contraction
A Needs the Z-bands coming closer
B Is more sustained in antigravity muscle than in running muscle
C May be voluntary or involuntary
D Requires calcium ions to bind to tropomyosin
E Cannot end in rigor mortis due to lack of energy
Weight lifting can result in a dramatic increase in skeletal muscle mass. This increase in muscle mass is attributable to
A Fusion of a sarcomeres between two adjacent myofibrils
B Hypertrophy of individual muscle fiber
C Increase in skeletal muscle blood supply
D Increase in the number of glycolytic enzymes
E Increase in the number of neuromuscular junctions
Skeletal muscle
A Fibers attached to their neighbours by the endomysium
B Is present in the upper part of the oesophagus
C Is supplied from lateral horn efferent fibers
D Fibers are bound together by the sarcolemma
E Contains alternating A and Z band
Nerve fibres that supply skeletal muscle are axons of neurons located in
A Ventral gray column of the spinal cord
B Somatic efferent nuclei of cranial nerves
C Dorsal nerve root ganglia
D Branchial efferent nuclei of cranial nerve
E Intermediolateral gray column of the spinal cord
Skeletal muscle relaxant drugs are
A Succinylcholine
B Atracuronium
C Vecuronium
D Fentanyl
E Thiopental sodium
In muscle contraction, the cerebellum functions in
A Determining proper timing
B Maintaining proper direction
C Maintaining muscle tone
D Determining muscle size
E Determining proper strength
Detrusor muscle is a muscle of
A Urogenital diaphragm
B Urinary bladder
C Scrotum
D Spermatic cord
Which one of the following is an isotonic solution?
A 0.9% NaCl + 5% dextrose
B 1.8% NaCl
C 0.9% NaCl
D 10% dextrose
Drinking of 2 litres of isotonic saline results in
A Decrease in ADH secretion
B Dilatation of afferent arteriole
C Release of ANP
D Increase in aldosterone secretion
E Decrease in heart rate
Isotonic fluids are
A Normal saline
B 5% dextrose in aqua
C Cholera saline
D 5% DNS
E Baby saline

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