16/12/2019 Human Respiratory System (STUDY BY TOPICS JUNIOR CLASS) 16/12/2019 0Comments by Gate Academy Welcome to your Human Respiratory System (STUDY BY TOPICS JUNIOR CLASS) NAME EMAIL PHONE NUMBER 1. The majority of carbon dioxide produced by the body is transported to lungs _______ Attached to hemoglobin As carbonates As bicarbonates Dissolved in blood 2. The epithelial tissues present on the inner surface of bronchioles and fallopian tubules are ____ Glandular Cuboidal Squamous Ciliated 3. The bronchioles branches into air sacs called bronchi trachea lungs alveoli 4. The site of respiration inside the lungs are _____ Diaphragm Alveoli Bronchioles Bronchi 5. Where does the external respiration take place lungs trachea cells nostrils 6. Which disease is characterized by prolonged cough and pains tuberculosis bronchitis asthma pneumonia 7. Name the process of gaseous exchange in the body. Cardiovascular system Respiration Respiratory system Lymphatic system 8. Which of the following is the product of the Krebs cycle? ATP NADH All of the mentioned FADH 9. Finest branches of bronchial intercom are bronchioles. False True 10. The trachea leads to the ____ Esophagus Bronchioles Pulmonary vessels Bronchi 11. Which of the following is NOT the function of the respiratory system? Regulate blood pH Helps in gaseous exchange Protection against blood loss Contains receptors for the sense of smell 12. How many oxygen molecules bound to hemoglobin to give 50% saturation? 7 4 2 6 13. What is the function of trachea? Filters air we breathe Carries air to lungs Releases air out of the body Exchange of gas 14. If RQ is 0.6 in a respiratory metabolism it would mean that _________ Oxidation of respiratory substrate consumed more O2 than CO2 produced Carbohydrate is used as respiratory substrate Organic acids are used as respiratory substrate Reaction is anaerobic 15. What is the name of the gland which secrete melatonin? Thyroid gland Pineal gland Hypothalamus Pituitary gland 16. The structure which closes of larynx is ________ Adam’s apple Glottis Vocal cords Epiglottis 17. Respiration is a physical process and depends on the principle of diffusion. False True 18. The nostrils lead to the pharynx larynx mouth trachea 19. Oxygen is carried by _______ Platelets Monocytes Leucocytes Erythrocytes 20. Which one of the following mammalian cells are not capable of metabolizing glucose to carbon dioxide aerobically? RBC Unstraited muscle cells WBC Liver cells 1 out of 20 Time is Up! Time's up