During diastole the:
A.Blood enters the heart
B.Blood leaves the heart
C.Blood leaves the ventricle
D.Blood enters the lungs
Category: Circulatory System Physiology Mcqs
Non-stop rhythmic contractions and expansions occur in which of these organs:
A.Kidney
B.Liver
C.Heart
D.Brain
Physiology of blood circulation was first described by:
A.William Harvy
B.Carl Landsteiner
C.Carl Correns
D.None of these
The contraction of the heart during heartbeat is known as:
A.Systole
B.Diastole
C.Diastasis
D.None of these
The heart sounds can be heard by using a:
A.Stethescope
B.Electrocardiograph
C.Sphygnomanometer
D.None of these
One of the main causes of ischaemia of myocardium is:
A.Deposition of fats an arterial walls called arteriosclerosis
B.Disturbance in the balance of electrolytes
C.Both of these reasons together
D.None of these altogether
The depressor nerve in the heart is a branch of:
A.8th cranial nerve
B.9th cranial nerve
C.10th cranial nerve
D.None of these
Node of Tawara in rabbit’s heart is:
A.SA-Node
B.AV-Node
C.Ventricular node
D.None of these
Hypoxia in our body would bring which of these conditions:
A.Bradycardia
B.Tachycardia
C.Both (a) & (b)
D.None of these
Heart rate in neurogenic hearts in increased by release of:
A.Acetylcholine
B.Noradrenaline
C.Both (a) & (b)
D.None of these
