Unit-IV Gross Anatomy Of Cardiovascular & Lymphatic SystemBy abdulslambsn@gmail.com / July 1, 2025 Quiz 8 | Unit-IV Gross Anatomy Of Cardiovascular & Lymphatic System Your Good Name: Your College Name: Morning/Evening/Private: Email: 1. What is the approximate weight of the male heart? 225 g 310 g 400 g 500g None 2. Where does the heart's apex lie? At the 2nd rib level 9 cm left of midline at the 5th intercostal space Behind the sternum Superior to the diaphragm None 3. Which structure rests inferior to the heart? Lungs Central tendon of the diaphragm Descending aorta Sternum None 4. How many tissue layers compose the heart wall? 1 2 3 4 None 5. What prevents overdistension of the heart? Myocardium Fibrous pericardium Serous fluid Endocardium None 6. Where is pericardial fluid located? Inside the ventricles Between visceral and parietal pericardium In the coronary arteries Within the myocardium None 7. Deoxygenated blood enters the heart via: Pulmonary veins Aorta Superior and inferior venae cavae Coronary arteries None 8. Which artery carries deoxygenated blood? Aorta Pulmonary artery Coronary artery Carotid artery None 9. Oxygenated blood returns to the heart through: Venae cavae Pulmonary arteries Pulmonary veins Coronary sinus None 10. The coronary arteries branch from the: Pulmonary trunk Superior vena cava Aorta distal to the aortic valve Subclavian artery None 11. Most venous blood from the heart drains into the right atrium via the: Pulmonary vein Coronary sinus Azygos vein Cardiac capillaries None 12. The thoracic aorta begins at the level of which vertebra? 2nd thoracic 4th thoracic 12th thoracic 5th lumbar None 13. Which vessel drains blood from structures below the diaphragm? Superior vena cava Pulmonary vein Azygos vein Inferior vena cava None 14. Lymph composition is identical to: Plasma Whole blood Interstitial fluid Chyle None 15. Lacteals in the small intestine transport lymph containing: Bacteria Oxygen Absorbed fats Red blood cells None 16. Lymph capillaries originate in: Lymph nodes Interstitial spaces Blood vessels Thoracic duct None 17. Which tissue lacks lymphatic vessels? Lungs Cornea Intestines Skin None 18. The thoracic duct empties lymph into the: Right subclavian vein Inferior vena cava Left subclavian vein Jugular vein None 19. Lymph from the right arm drains into the: Thoracic duct Cisterna chyli Right lymphatic duct Spleen None 20. Lymph nodes filter lymph through: Valves and trabeculae Reticular tissue and macrophages Fatty connective tissue None 21. The cisterna chyli is part of the: Spleen Thoracic duct Right lymphatic duct Venae cavae None 22. Where do activated lymphocytes multiply? Blood capillaries Myocardium Lymph nodes Pericardial space None 23. Macrophages in lymph nodes primarily destroy: Inorganic particles Organic material Lymphocytes Plasma proteins None 24. Inguinal lymph nodes receive lymph from the: Head and neck Upper limbs Lower limbs Abdominal organs None 25. How many efferent vessels typically leave a lymph node? 1 8–10 4–5 12–15 None 1 out of 3 Thanks For Submitting Your Quiz !!