All are lung diseases except
asthma
pericarditis
bronchitis
pneumonia
Correct Answer :
B. pericarditis
Related Questions
Emphysema is a respiratory disease in which
the larynx is closed
the trachea gets narrowed
the gas exchange area of lungs is increased
the gas exchange area of lungs is decreased
In response to high altitude hypoxia supply of oxygen to the tissue is maintained by
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
Which of the following can respire in total absence of air (anoxyliosis)?
Amoeba
Bed bug
Hydra
Tapeworm
Colour of oxyhaemoglobin is
dull red
bluish red
bright red
dull brown
The regulatory centre for respiration is situated in the
cerebral cortex
hypothalamus
medulla oblongata
procencephalon
All are lung diseases except
asthma
pericarditis
bronchitis
pneumonia
During inspiration in mammals, the diaphragm shall
Contract
relax
expand
shows no change
The oxygen content of expired air in man is
3 per cent
25 per cent
16 per cent
20 per cent
The process of breathing-in of oxygen rich air from outside is called
expiration
inspiration
respiration
oxidation
In frog, the alveoli are surrounded by
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
Air directly enters the tracheae via the
external nares
pharynx
larynx
bronchi
The substances undergoing slow oxidation in the body during respiration are known as
Oxidases
Metabolites
ATP
ADP
Oxygen is transported to every cell of the body through
RBC
WBC
Both (a) and (b)
RBC and hormones
Among the following, the maximum amount of usable energy is released per-molecule of glucose by
yeast cell in fermentation
a liver cell in glycolysis
an Amoeba in aerobic respiration
a muscle cell in lactic acid formation
To take air into the lungs, the diaphragmmust be
dome shaped
oblique
flattened
normal
The carbon dioxide pressure in the lung capillaries is
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
The opening into the wind pipe or trachea is called
larynx
epiglottis
glottis
bronchi
The medullary inspiratory centre is always under direct control of
chemicals
physical conditions
nerves
all of these
The iron containing haemoglobin pigment is a
protein
polysaccharide
enzyme
none of these
The membrane covering the lungs is
conjunctiva
pleura
meninges
peritoneum
Oxygen will diffuse through a membrane only if it is
moist
immersed in water
very thin
vascular
The metal associated with haemoglobin is
Copper
Magnesium
Iron
Manganese
In rabbits, respiration takes place in
Cells lining the lung cavities
Cells found in blood
All living cells of the body
RBC only
The vibrations of which of these membranes produces vocal sounds?
Glottis
Vocal cords
Vocal sacs
Epiglottis
The rate and depth of breathing is primarily controlled by medulla by
the oxygen content of the blood
the nitrogen content of the blood
receptors in the larynx
the carbon dioxide content of the bkxxl
The functional unit of the lung is
neuron
alveolus
bronchus
none of these
Anoxia means
absence of oxygen
diminished amount of oxygen delivered to the tissues
both (a) and (b)
none of these
Pulmonary artery
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
The term used to denote the difference in volume between the total lung capacity and the vital capacity is
tidal volume
ventilation rate
residual volume
all of these
Ciliated epithelium in the trachea of mammals helps in
sucking-in air
pushing expired air out
pushing mucus out
keeping the alveolar air in circulation