16/12/2019 Human Respiratory System (STUDY BY TOPICS JUNIOR CLASS) 0Comments by Gate Academy Welcome to your Human Respiratory System (STUDY BY TOPICS JUNIOR CLASS) NAME EMAIL PHONE NUMBER 1. Hyaline cartilage has a primary function of ___________Increase the surface areaProtect thyroidSupport tracheaConnect conchae2. Which of the following is NOT the function of the respiratory system?Contains receptors for the sense of smellHelps in gaseous exchangeProtection against blood lossRegulate blood pH3. What is the function of trachea?Filters air we breatheExchange of gasCarries air to lungsReleases air out of the body4. The number of gills present in Osteichthyes is ______5 pairs12 pairs2 Pairs10 pairs5. Which disease is characterized by lungs being closed up with mucus making gaseous exchange difficulttuberculosisasthmabronchitispnemonia6. The site of respiration inside the lungs are _____BronchiolesDiaphragmAlveoliBronchi7. Which disease is characterized by prolonged cough and painsasthmatuberculosispneumoniabronchitis8. Oxygen and hemoglobin bind in a reversible manner to form______CarboxyhemoglobinOxyhemoglobinMethoglobinBPG9. Which disease is characterized by shortness of breath or temporary breathlessnessasthmabronchitispneumoniatuberculosis10. Name the process of gaseous exchange in the body.Cardiovascular systemRespiratory systemRespirationLymphatic system11. The trachea leads to the ____Pulmonary vesselsBronchiolesEsophagusBronchi12. How many oxygen molecules bound to hemoglobin to give 50% saturation?627413. Which of the following communicates with the external atmosphere to remove carbon (IV) oxide from the bodytrachealungsalveolibronchi14. Which one of the following mammalian cells are not capable of metabolizing glucose to carbon dioxide aerobically?RBCLiver cellsWBCUnstraited muscle cells15. Which of the following does not belong to conducting portion of the respiratory system?AlveoliBronchiolesNosePharynx16. The majority of carbon dioxide produced by the body is transported to lungs _______As bicarbonatesAs carbonatesAttached to hemoglobinDissolved in blood17. Which of the following is the product of the Krebs cycle?ATPFADHAll of the mentionedNADH18. Finest branches of bronchial intercom are bronchioles.FalseTrue19. Respiration is a physical process and depends on the principle of diffusion.FalseTrue20. When CO2 concentration in blood increased breathing becomes ____________faster and deeperno effect on breathingshallower and deeperslow and deep21 out of 20Time is Up!