Although much CO2 is carried in blood, yet blood does not become acidic, because
it is absorbed by the leucocytes
blood buffers play an important role in CO2 transport
it combines with water to form H2CO3 which is neutralized by Na2CO3
it is continuously diffused through tissues and is not allowed to accumulate
A drop of each of the following, is placed separately on four slides. Which of them will not coagulate?
Blood plasma
Blood serum
Sample from the thoracic duct of lymphatic system
Whole blood from pulmonary vein.
Removal of calcium from freshly collected blood would
cause delayed clotting
prevent clotting
cause immediate clotting
prevent destruction of haemoglobin
Sickle cell anaemia is due to
change of amino acide in both - chain of haemoglobin
change of amino acid in β- chains of haemoglobin
change of amino acid in both and β chains of haemoglobin
change of amino acid in either or β- chain of haemoglobin
Damage to thymus in a child may lead to
a reduction in haemoglobin content of blood
a reduction in stem cell production
loss of antibody mediated immunity
loss of cell mediated immunity
Haemophilia is
royal disease
faulty blood clotting
Both (a) and (b)
mosquito having haemocoel
Which of the following statements is true for lymph?
WBC and serum
All components of blood except RBCs and some proteins
RBCs, WBCs and plasma
RBCs, proteins and platelets
Blood group AB has
no antigen
no antibody
neither antigen nor antibody
Wall of blood capillary is formed of
Haemocytes
parietal cells
endothelial cells
oxyntic cells
The quantity 1500 mL in the respiratory volumes of normal human adult refers to
maximum air that can be breathed in and breathed out
residual volume
expiratory reserve volume
total lung capacity
