returns highly oxygenated blood to the left heart for distribution throughout the body
returns highly oxygenated blood to right heart for distribution throughout the body.
delivers blood to lungs low in oxygen
delivers highly oxygenated blood in lungs
C. delivers blood to lungs low in oxygen
residual volume
tidal volume
vital capacity
lung volume
larynx
epiglottis
glottis
bronchi
3 per cent
25 per cent
16 per cent
20 per cent
increased alveolar ventilation and increased cardiac output
shift in the haemoglobin dissociation curve to the right
increased erythrocytes and haemoglobin content of blood
all of these
expiration
inspiration
respiration
oxidation
the larynx is closed
the trachea gets narrowed
the gas exchange area of lungs is increased
the gas exchange area of lungs is decreased
the oxygen content of the blood
the nitrogen content of the blood
receptors in the larynx
the carbon dioxide content of the bkxxl
exchange of gases between lungs and blood
cellular respiration
exchange of gases between lungs and atmosphere
respiration in open air
dull red
bluish red
bright red
dull brown
Glottis
Vocal cords
Vocal sacs
Epiglottis
asthma
pericarditis
bronchitis
pneumonia
external nares
pharynx
larynx
bronchi
absence of oxygen
diminished amount of oxygen delivered to the tissues
both (a) and (b)
none of these
flattened and ciliated cells to increase the surface area of lungs
columnar and ciliated cells to increase the surface area of lungs
only ciliated cells to increase the surface area of lungs
only squamous cells to decrease the surface area of lungs
less than that in alveolar air
more than that in alveolar air
equal to that in alveolar air
similar to oxygen pressure in the capillaries
Copper
Magnesium
Iron
Manganese
egg-laying mammals only
marsupial mammals only
eutherian mammals only
all the mammals
Oxidases
Metabolites
ATP
ADP
anaemia
deoxygenation
detoxification
hypoxia
25-30 times
10-15 times
14-18 times
20-25 times
500 ml
1000 ml
2000 ml
3000 ml
hypercapnia
pulmonary edema
hypoxia
emphysema
Pharynx, larynx, trachea, bronchi and bronchioles
Trachea, bronchi, bronchioles, alveolar ducts and alveoli
Respiratory bronchioles, alveola ducts, alveolar sacs and alveoli
Bronchi, bronchioles, alveolar ducts, alveolar sacs and alveoli
yeast cell in fermentation
a liver cell in glycolysis
an Amoeba in aerobic respiration
a muscle cell in lactic acid formation
returns highly oxygenated blood to the left heart for distribution throughout the body
returns highly oxygenated blood to right heart for distribution throughout the body.
delivers blood to lungs low in oxygen
delivers highly oxygenated blood in lungs
haemocyanin
haemoglobin
myoglobin
haemoerythrin
vital capacity
residual volume
inspiratory capacity
any of these
tidal volume
ventilation rate
residual volume
all of these
moist
immersed in water
very thin
vascular
chemicals
physical conditions
nerves
all of these