Related Questions

Cell junctions make up an intercalated disc of cardiac muscle are
A Fascia adherens
B Desmosomes
C Gap junction
D Occluding junction
E Hemidesmosomes
Cardiac muscle fibres
A Have intercalated discs where there are desmosomes and gap (communicatinjunctions
B Are modified to form the nodes and conducting tissue of the heart
C Have a peripheral nucleus
D Have a T-system of tubules between the A and I bands
E Have motor end-plates
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+
Plateau in the cardiac muscle
A Is due to opening of slow calcium-sodium channel
B Results in prolonged refractory period
C Coincides with ventricular systole
D Is due to K+ efflux
E Is due to opening of transient calcium channel
Coronary vasodilators released during cardiac muscle ischemia are:
A Adenosine
B Potassium ion
C Hydrogen ion
D Sodium ion
E Bicarbonate ion
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
How many kinds of Sawm (fasting) are there?
A Four
B Five
C Six
D Seven
Normal range of fasting blood sugar in adult is-
A 2.0-3.0 mmol/L
B 10.0 12.0 mmol/L
C 7.6 11.9 mmol/L
D 4.5 6.1 mmol/L

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