Please solve this for me
Please solve this for me vital capacity 01 the long includes.
After forceful inspiration. the amount of air that can
be breather out by maximum forced expiration is
3.
4.
6.
9.
10.
11.
12.
In man and mammals, air passes from outside into
the lungs through
Nasal cavity. larynx, pharynx, trachea bronchi.
alveoli
(b) Nasal cavity,
Iaomx pharynx. tranchea.
bronchioles, alveoli
(c) Nasal cavity, pharynx. larynx, trachea,
bronchioles. alveoli
(d) Nasal cavity. phyrynx, larynx, trachea, bronchi,
bronchioles. alveoli
During forced expiration, actively contracting
muscles inc±ude the
(a) Diaphragm
(b) External intercostals
(c) Abdominal muscles
(d) Diaphragm and intestinal muscle
Carbon dioxide is transported via blood to lungs
mostly
(a) As caröaminohaemoglobin and as carbonic acid
(b) In the form Of carbonic acid only
(c) In combination with haemoglobin only
(d) Dissolved in blood plasma
In which of the following animals
is found dissolved in plasma
or,
In which of the following animals. respiration occurs
with out any respiratory organ
(a) Planaria
(b) Cockroach
(c) Bronchiole
(d) Alveoli
The most important function of diaphragm of the
mammals is
(a) TO divide the body cavity into compartment
(b) To protect lungs (c) To aid in respiration
(d) To aid in ventilation
Lung ventilation movements are due to
(a) costal muscles and diaphragm
(b) Costal muscles
(c) Diaphragm
(d) Wall of the lungs
The volume of air present in the lungs after forceful
expiration is caned as
(b) Residual air
(a) Tidal volume
(c) complementary air
(d) None
The volume Of air Which remain in the conducting
airways and is not available for gas exchange is
called
(b) functional residual capacity
(a) vital capacity
(c) forced expiratory votume
(d) Anatomic dead space
How much amount of volume of air is in lungs FRC
(a) 1500 mlto (b) 2100 mlto
(b) 2500 3000 ml (d) 1600 mito 2100 ml
The enzyme essential for the transport of C02 as
bicarbonate in blood is
(a) Carboxypeptidase (b)succinic dehydrogenase
(c) Carbonic anhydrase (d) Thrombokinase
(e) Lactase
The area of inner surface of bronchiole is
(c) ICO m? (d) 1000 m2
(a) 1 10m:
Residual volume is
(a) Lesser than tidal volume
(b) Greater than inspiratory volume
(c) Greater than vital capaciti
(d) Greater than tidal volume
13
14.
15.
16.
17.
18.
19.
20.
21.
22.
23,
equal to
(c) ERV*TV
(b) ERV+RV
(d) IRV+TV
(e) RV+ERV+TV.IRV
The partial pressure Of oxygen in the alveolar air is
(a) 45 mn Hg
(b) 95 mm Hg
(c) 1 04 mm Hg (d) 110 mmHg (e) 125 mm Hg
The volume Of •anatomical dead space' air is
normally
(a) 230 ml (b) 210ml (c) (d) 150 ml
The urge to inhale in humans results from
(b) Rising PO'
(a) Rising pcoz
(d) Falling P02
(c) PC02
The exchange Of gases in the alveoli of the lungs
takes place by
(a) Osmosis
(c) Passive transport
(b) Simple diffusion
(d) Active transport
Choose the right sequential phenomena among the
following during the delivery of 02 from blood to
tissue
p, Absorption Of C02 by the blood
O. Reaction of absorbed C02 with H20 to from
H2C03 within RBC and its conversion into H' and
CHO:-
R. Reaction of absorbed C02 with H20 in plasma to
form H2C03 and its conversion into H - and HCO,•
ions
S. Combination Of with haem portion Of Hö02 to
release 07
T, combination of HC03• with haem potlion Hb02 to
form reduced haemoglobin and release of 02
(a) P,QT (b)
Whigh Of the following is used for long term energy
storage by animals
(a) Amino acids
(c) Fat
(b) Glucose
(d) Glycogen
The major fraction of C02 released during cellular
respiration is transported by the blood to the lung
capillarie5
Approxiamtely seventy percent of carbon-dioxide
aboserbed by the blood will be transported to the
lungs
(a) In combination With haemoglobin
(b) As free COZ
(c) As carbonic add or H2C03
(d) In the form Of bicarbonate ions
During inspiration the diaphragm
(a) Relaxæ to become dome-shaped
(b contracts and natters
(c) Expands
(d) Show no change
Chloride shift accurs in respond to
(c) HCOs• (d) Nat
Identify the correct statement with reference to
transport of respiratory gases by blood
is necessary for transport Of oxygen
dioxide and carbonic anhydrase for transport of
Oxygen