In case of muscle action at a joint

A The 'prime mover' initiates the action
B The 'prime mover' contains its effect all throughout the movement
C The 'synergist' may act or the same joint
D An 'antagonist' relaxes by the action of interneuron
E A 'fixator' fixes the distal joint

Correct Answer: The 'prime mover' initiates the action, The 'prime mover' contains its effect all throughout the movement, The 'synergist' may act or the same joint, An 'antagonist' relaxes by the action of interneuron, A 'fixator' fixes the distal joint

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Related Questions

In case of muscle action on a joint
A An 'antagonist' relaxes by the action of interneurons
B A 'synergist' may act on the same joint or other joints.
C A 'fixator' fixes a distal joint.
D A 'prime mover' initiates the action but do not continue all through the movement.
E No movement may be present even when a prime mover contracts.
Detrusor muscle is a muscle of
A Urogenital diaphragm
B Urinary bladder
C Scrotum
D Spermatic cord
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
As per the Indian boiler regulation (IBR), the type of joint preferred for the circumferential joint is the __________ joint.
A Butt
B Lap
C Welded
D None of these
Plateau phase in the action potential of cardiac muscle
A Is due to slow Ca+ -Na channel
B Coincides with ventricular systole
C Results in prolonged refractory period
D Is due to efflux of K+
E Is due to fast sodium channel
Plateau (phase2) of the action potential in cardiac muscle
A Coincides with ventricular systole
B Results in prolonged refractory period
C Is due increased calcium ion influx
D Coincides with PR interval of ECG
E Is due to efflux of K+
Diamond riveted joint can be adopted in the case of following type of joint
A Butt joint
B Lap joint
C Double riveted lap joints
D All types of joints
According to I.B.R., the distance between the rows of rivets, for equal number of rivets in more than one row for lap joint or butt joint (chain riveting) shall not be less than
A d
B 1.5 d
C 2 d
D 2.5 d
For longitudinal joint in boilers, the type of joint used is
A Butt joint with single cover plate
B Butt joint with double cover plate
C Lap joint with one ring overlapping the other
D Any one of the above
For circumferential joint in boilers, the type of joint used is
A Butt joint with single cover plate
B Butt joint with double cover plate
C Lap joint with one ring overlapping the other
D Any one of the above

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