Welcome to your Human Respiratory System (STUDY BY TOPICS JUNIOR CLASS) NAME EMAIL PHONE NUMBER 1. Which disease is characterized by cough arising from difficulty in breathingbronchitispneumoniatuberculosisasthma2. The number of gills present in Osteichthyes is ______5 pairs10 pairs12 pairs2 Pairs3. The structure which closes of larynx is ________Adam’s appleVocal cordsEpiglottisGlottis4. The majority of carbon dioxide produced by the body is transported to lungs _______As bicarbonatesAs carbonatesAttached to hemoglobinDissolved in blood5. The wind pipe is also called pharynxtracheamouthlarynx6. Hyaline cartilage has a primary function of ___________Increase the surface areaProtect thyroidConnect conchaeSupport trachea7. What is the name of the gland which secrete melatonin?Pituitary glandThyroid glandPineal glandHypothalamus8. RQ is _____________Ratio of oxygen consumed to water producedRatio of CO2 produced to substrate consumedRatio of CO2 produced to O2 consumedRatio of oxygen consumed to CO2 produced9. During inspiration the diaphragm _______ContractsRelaxesExpandsNo change10. When CO2 concentration in blood increased breathing becomes ____________slow and deepfaster and deepershallower and deeperno effect on breathing11. The epithelial tissues present on the inner surface of bronchioles and fallopian tubules are ____CiliatedSquamousGlandularCuboidal12. How many oxygen molecules bound to hemoglobin to give 50% saturation?264713. Name the process of gaseous exchange in the body.Lymphatic systemRespiratory systemCardiovascular systemRespiration14. The bronchioles branches into air sacs calledbronchitracheaalveolilungs15. The nostrils lead to thetrachealarynxmouthpharynx16. Which of the following communicates with the external atmosphere to remove carbon (IV) oxide from the bodybronchitrachealungsalveoli17. The voice box is also calledpharynxtrachealarynxmouth18. Oxygen and hemoglobin bind in a reversible manner to form______CarboxyhemoglobinOxyhemoglobinBPGMethoglobin19. Which of the following is NOT the function of the respiratory system?Regulate blood pHHelps in gaseous exchangeProtection against blood lossContains receptors for the sense of smell20. Which one of the following mammalian cells are not capable of metabolizing glucose to carbon dioxide aerobically?RBCLiver cellsUnstraited muscle cellsWBC21 out of 20Time is Up!