CBSE
Rate of heart beat is determined by
Purkinje Fibres
Papillary muscles
SA-node
AV-node
Heparin is synthesized in
liver
kidney
saliva
pancreas
nervous tissue supplied to ventricles
nervous tissue supplied to heart
muscular tissue supplied to ventricle
muscular tissue supplied to heart
Rh factor is present in
all vertebrates
all mammals
all reptiles
man and rhesus monkey only
The vitamin which is essential for blood clotting is
Vitamin- A
Vitamin- B
Vitamin- C
Vitamin- K
In blood, CO2 is transported majorly as
sodium carbonate
carboxyhaemoglobin
bicarbonate
CO2 as such
Hamburger shift is also known as
bicarbonate shift
chloride shift
potassium shift
All of the above
The leucocytes contain which of the following in large quantity?
Basophils
Neutrophils
Eosinophils
Monocytes
The blood group with antibody-a and antibody-b is
B
A
O
AB
A man of 'A' blood group marries a woman of 'AB' blood group. Which type of progeny would indicate that man is heterozygous?
O
B
A
AB