Which of the following layer of heart wall consists of cardiac muscles ?
Endocardium
Myocardium
Epicardium
All of these
If heart beats 75 beats/min. then what is time for cardiac cycle ?
0.5 sec
0.8 sec
1 sec
1.5 sec
Blood pressure increases and heart rate decreases in response to :
exercise
haemorrhage
exposure to high altitude
increased intracranial pressure
'P' wave of ECG occurs before the:
onset of ventricular ejection
end of atrial contraction
begining of atrial contraction
none of the above
Liver in our body stores:
Vitamin- A
Vitamin- D
Vitamin- B12
All of these
D.
All of these
Liver is the largest gland in our body. It is characterized by the presence of Glisson's capsule. It stores vitamins - A, D, E, K and B12.
Which of the following is the character of the bile juice?
It has trypsin
It has no enzyme
It has enterogasterone
It has tripophnomide