Functional Residual Capacity is the sum ofIRV- TV and ERVTV and ERVIRV- TV- ERV and RVERV and RV

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Standard XII

Biology

Expiratory Capacity

Functional Re...

Question

Functional Residual Capacity is the sum of

IRV, TV and ERV

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TV and ERV

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IRV, TV, ERV and RV

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ERV and RV

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Solution

The correct option is D ERV and RV
Functional Residual Capacity (FRC) is the volume of air remaining in the lungs after a normal expiration. This is the sum of Expiratory Reserve Volume and Residual Volume, which add up to 2400 ml.

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Similar questions

Q. Match column i with column II and select the correct option from the codes given below.

Column I	Column II
A. TV + ERV	(i) Expiratory capacity
B. RV + ERV + TV + IRV	(ii) Total lung capacity
C. ERV + RV	(iii) Functional residual capacity

Q. If expiratory reserve volume (ERV) is 1100 ml , residual volume (RV) is 1200 ml and tidal volume (TV) is 500 ml, what shall be the functional residual capacity (FRC)?

Q. Explain the terms: Vital capacity of lungs in terms of IRV (Inspiratory Reserve Volume), ERV (Expiratory Reserve Volume), TV (Tidal Volume) and RV (Residual Volume)

Q. Complete the following sentences by selecting the correct option.
(A) Inspiratory capacity (IC) = (i) +IRV
(B) (ii) = TV + IRV+ERV
(C) Functional residual capacity (FRC) = ERV + (iii)

Complete the following blanks, regarding lung volumes and capacities.
i. First lung capacity (FRC) $⟶$ ERV+RV= ________.
ii. Inspiratory capacity (IC) $⟶$ TV+IRV= ________.
iii. Vital capacity (VC) $⟶$ IC+ERV= ________.
iv. Total lung capacity $⟶$ RV+VC= ________.

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Functional Residual Capacity is the sum of

The correct option is D ERV and RVFunctional Residual Capacity (FRC) is the volume of air remaining in the lungs after a normal expiration. This is the sum of Expiratory Reserve Volume and Residual Volume, which add up to 2400 ml.

The correct option is D ERV and RV
Functional Residual Capacity (FRC) is the volume of air remaining in the lungs after a normal expiration. This is the sum of Expiratory Reserve Volume and Residual Volume, which add up to 2400 ml.