Breathing and E...

The alveolar epithelium in the lung is

[C.B.S.E. 1990, B.H.U. 1996]

Carbon dioxide is transported from tissue to respiratory surface by only

[C.B.S.E. 1993]

Respiratory centre is situated in

[C.B.S.E. 1999]

Air is breathed through

[Pb. P.M.T 1999, C.B.S.E. 1994]

Carbonic anhydrase is mostly active in

[C.E.T. Chd. 2000, Manipal 2001]

Common feature of human and insect trachea is

[A.F.M.C. 1994]

Presence of large number of alveoli around alveolar ducts opening into bronchioles in mammalian lungs is

[C.B.S.E. 1995]

During transport of CO₂, blood does not become acidic due to

[C.B.S.E. 1995]

Carbon monoxide has greater affinity for haemoglobin as compared to oxygen

[C.B.S.E. 1995]

At high altitude, RBC of human blood will

[C.B.S.E. 1995, Pb. P.M.T. 1999]

CO₂ is transported as

[C.B.S.E. 1995]

About 1500 ml of air left in lungs is called

[C.B.S.E. 1996]

Which one protects the lungs

[B.H.U. 1996]

 Which one has the lowest value

[B.H.U. 1996]

Amount of oxygen present in one gram of haemoglobin is

[A.I.I.M.S.1997, Har, PMT 2000]

Compound soluble in water which does not impede oxygen transportation is

[A.I.I.M.S. 1997]

In lungs air is separated from venous blood by

[C.B.S.E. 1997]

 In carbon monoxide poisoning there is

[A.F.M.C. 1997]

Exchange of gases in lung alveoli occurs through

[C.B.S.E. 1998]

Haemoglobin is

[C.B.S.E. 1999]

Vocal cords occur in

[M.P. P.M.T. 1999]

Concentration of carbonic acid does not increase in blood due to presence of

[B.H.U. 1999]

Match the columns

[Karnataka 1999]

The layer of blood vessel having smooth circular muscles is

[B.H.U. 2000]

Oxygen carried by blood is liberated in

[C.E.T. Chd. 2000]

 Adam's Apple represents

[Pb. P.M.T. 2000]

Hiccough (hiccup) is due to activity of

[Manipal 2001]

Respiratory centre of brain is stimulated by

[A.I.I.M.S 2000]

Carbon dioxide entering erythrocytes reacts with water to form carbonic acid. The enzyme is

[H.P.P.M.T. 2001]

Determination of oxygen carried by haemoglobin is done by

[C.E.T. Chd. 2001]