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Find out the correct match from the foll...

Find out the correct match from the following `:-`
(i) Larynx -sound box
(ii) Trachea - complete cartilagenous rigns
(iii) Epiglottis -elastic cartilagenous flap
(iv) Alveoli - very thin, irregular walled, non-vascularised bag like structured
(v) Pleural fluid - reduces friction on the lung surface

A

(i), (ii), (iii), (iv), (v)

B

(i), (iii), (iv), (v)

C

(i), (iii), (v)

D

(i) and (v)

Text Solution

Verified by Experts

The correct Answer is:
B
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Which of the following statements about the human respiratory system are INCORRECT ? I. During swallowing , glottis can covered by a thin elastic cartilaginous flap called epiglottis to prevent the entry of food into the larynx. II. The trachea is a straight tube extending up to the mid- thoracic cavity, which divides at the level of the fourth thoracic vertebra into a right and left primary bronchi. III. The trachea , primary secondary and tertiary bronchi, and initial bronchioles are supported by incomplete cartilaginous rings made up of hyaline cartilage. IV. The respiratory part transports the atmospheric air to the alveoli, clear it from foreign particles, humidifies and also brings the air to body temperature.

Which of the following statements is correct about excretion in earthworm ? (i) Earth is mainly ureotelic (ii) Septal nephridia, present on both sides of intersegmental septa of segment 15 to the last open into intestine (iii) Integumentary nephridia, attached to lining of body wall of segment 3 to the last, open on the body surface (iv) Different types of nephridia are basicaly similar in structure (v) Nephridia regulate the volume and composition of body fluids.

Complete the following sentence: (i) Nasal chambers are separated from the oral cavity by "……" (ii) air and food passages cross in the "…." (iii) Larynx communicates with the "….." by glottis (iv) The "……" checks the entry of food into the respiratory tract. (v) Lungs lie in the thoracic cavity separated by " ........" from the abdominal cavity . (vi) two layers of peritoneum, called "........" and "........" enclose each lung. (vii) Left lung has "........" lobes right lung has "........" lobes. (viii) Wall of alveoli consists of simple " ......." squemous epithlium. (ix) A film of "......" lines the alveoli to keep them open by lowering surface tension (x) the "......." corpuscles have respiratory pigment named "........" (xi) Air left in the lungs after expiration is called "....." (xii) volume of air normally inspired or expired in one breath is termed "........." (xiii) Prawn respires with "........" and insects with "........." (xiv) Sound is produced by vibrations of "......" located in the "........" (x v) Amount of air inhaled and exhaled with maximum effort is referred to as the "..........." of the lungs.

Read the following statements regarding the various techniques used in cancer detection. (i) Cancer detection is based on biopsy and histopathological studies of the tissue, and blood and bone marrow tests for increased cell counts in case of leukaemia. (ii) In biopsy, a piece of the suspected tissue cut into thin sections is stained and examined under microscope by a pathologist. (iii) Techniques like radiography (use of X-rays), CT (computed tomography) and MRI(magnetic resonacne imaging) are very useful to detect cancers of the internal organs. (iv) Computed tomography uses strong magnetic fileds and non-ionising radiations to detect physiological changes in living tissues. (v) MRI uses X-rays and ionising radiation to generate a 3-D image of the internal structure of an object. Which of the above statements are incorrect ?

MOTION-BREATHING AND EXCHANGE OF GASES-Exercise 2
  1. Which of the following group of animals, is used Lungs for respiration...

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  2. At which level of vertebrae of the vertebral column trachea divides an...

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  3. Whether a child died after birth or died before birth can be coniirmed...

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  4. Heiring-Breuer reflex related to :

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  5. The presence of large number of alveoli around alveolar ducts opening ...

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  6. Compound soluble in water which does not impede oxygen transportation ...

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  7. The maximum volume of air a person can breathe in after a forced a exp...

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  8. How many animals in the given list have gills for respiration ? Eart...

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  9. In Lungs there if definity exchange of ions between RBC and Plasma. Re...

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  10. The chloride content of RBC will be higher than that of plasma in :-

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  11. Which of the following lung volumes or capacities can be measured by s...

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  12. What happens in Hamburger shift ?

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  13. The respiratory membranes facilitates the exchange of respiratory gase...

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  14. Blood do not become acidic although it carries CO(2) because :

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  15. Effect of 2,3- DPG on the human blood is that :-

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  16. Considering the following labels for mentioned structured and select t...

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  17. Consider the following four statements (a-d) and select the option whi...

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  18. Find out the correct match from the following table :

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  19. Which of the following statement is not correct :

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  20. Find out the correct match from the following :- (i) Larynx -sound b...

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