HARD
Earn 100

What is the difference between tidal volume and vital capacity.

Important Questions on Life Processes

EASY
Lungs does not collapse between breaths and some amount of air will always remain in the lungs which can never be expelled because,
MEDIUM
Match the following related to respiratory volumes and capacities.
Column I Column II
i Tidal volume a 2500 to 3000 ml of air
ii Inspiratory reserve volume b 1000 ml of air
iii Expiratory reserve volume c 500 ml of air
iv Residual volume d 3400 to 4800 ml of air
v Vital capacity e 1200 ml of air
EASY
Lungs are made up of air-filled sacs the alveoli. They do not collapse even after forceful expiration, because of:
EASY

Match the following respiratory capacities and respiratory volumes of a normal human adult?

Respiratory capacities Respiratory volumes
i) Residual volume a)  2800 mL
ii) Vital capacity b)  3000 mL
iii) Inspiratory reserve volume c)  1100 mL
iv) Inspiratory capacity d)  4000 mL

 

MEDIUM
Match the items given in Column I with those in Column II and select the correct option given below:
 
  Column – I   Column – II
a. Tidal volume i. 2500 – 3000 mL
b. Inspiratory Reserve volume ii. 1100 – 1200 mL
c. Expiratory Reserve volume iii, 500 – 550 mL
d. Residual volume iv. 1000 – 1100 mL
HARD

An adult mammal with 50 kg body weight has the following functional parameters of its lungs. Inspiratory reserve volume =40 ml/kg body weight; Expiratory reserve volume =15 ml/kg body weight; Vital capacity =60 ml/kg body weight; Breathing rate =20/min.

The volume (in litre) of air that its lungs displace in 24 hours is-

MEDIUM
Match column I with II and select the correct option from the given codes.
  I   II
(a) Tidal volume (i) 2500-3000 mL of air
(b) Inspiratory reserve volume (ii) 1000 mL of air
(c) Expiratory reserve volume (iii) 500 ml of air
(d) Residual volume (iv) 3400-4800 mL of air
(e) Vital capacity (v) 1200 mL of air
EASY
(i) Mammals have negative pressure breathing.
(ii) The impulses for voluntary breathing are sent by the medulla oblongata.
(iii) The trachea, primary, secondary and tertiary bronchi, and initial bronchioles are supported by incomplete cartilaginous rings.
(iv) The volume of air remaining in the lungs even after a forcible expiration is functional residual capacity.

How many of the above statements are correct?
HARD
Consider the following statements each with two blanks.
(i) Actually, only about ___(1)____ mL of air enters the lung alveoli for the exchange of gases. The remaining fills the respiratory passage and is termed ___(2)____.
(ii) The amount of air which one can inhale with maximum effort and also exhale with maximum effort is termed as ___(3)____. It is about ___(4)____ in normal adult person.
(iii) During normal quiet breathing, on an average, approximately ___(5)____ mL of air is inspired or expired by adult human male in each breath. It is termed as ___(6)____ volume.
Which of the following options gives the correct fill ups for the respective blank numbers from (1) to (6) in the above statements?
MEDIUM
Find out the false option.
MEDIUM
Select the correct option regarding respiratory volumes.
MEDIUM
About 1200 mL of air is always known to remain inside the human lungs. It is described as
MEDIUM
Listed below are four respiratory capacities (i-iv) and four jumbled respiratory volumes of a normal human adult:  

 
  Respiratory capacities           Respiratory volumes
(i) Residual volume      (a) 2500 mL
(ii) Vital capacity            (b) 3500 mL
(iii) Inspiratory reserve volume      (c) 1200 mL
(iv) Inspiratory capacity                  (d) 4500 mL

Which one of the following pairs of capacities and volumes is matched correctly with each other?
MEDIUM
The inspiratory reserve volume + tidal volume + expiratory reserve volume is the same
MEDIUM
All of the following options are correct except:

i. TLC = VC + RV

ii. VC = ERC + IRV

iii. VC = IRC + ERV

iv. RV = TLC - ERV + TV + IRV
MEDIUM
Listed below are four respiratory capacities (i-iv) and four jumbled respiratory volumes of a normal human adult.
 
Respiratory volumes
and capacities
Volume of air
(i) Residual volume 2500 mL
(ii) Vital capacity 4000 mL
(iii) Inspiratory reserve volume 1200 mL
(iv) Inspiratory capacity 4500 mL

Which one of the following is the correct matching of two capacities and volumes?
EASY

Match the following

Column I Column II
a. Tidal volume (i) 1100 to 1200 ml
b. Inspiratory reserve volume  (ii) 500 ml 
c. Expiratory reserve volume (iii) 2500 ml to 3000 ml
d. Residual volume (iv) 1000 ml to 1100 ml
MEDIUM
A spirometer cannot be used to measure
MEDIUM
What is tidal volume? Find out the tidal volume (approximate value) for a healthy human in an hour.
EASY

The quantity 1200 ml in the respiratory volumes of a normal human adult refers to