Chapter 19: The Lymphatic Systenm These Pre-laboratory Worksheet questions may b

Question

Chapter 19: The Lymphatic Systenm These Pre-laboratory Worksheet questions may be assigned by instructors through their connect course. 1 Which of the following is not a function of the lyimphetic systemt (Cincle one.) absorpeon of dietary fets b production and proliferation of ymphocytes d ransport excess interstital fluid back Into the blood which of the folowng is not . nemed aggregation of MALT Omucosa-associated tympn ?suer ode one) b. pelatine tonsi c Peyer patch d pharyngealtons# 3. The structure of lymphatic vessols most closely resembles 4 The right l ymphatic duct dreins ymph from the right side of the head and neck, the right lower limb, and the right side of the thoracis and abdominopevic cavities True/False) 5. Which of the following is a lymphatic organ that f ters blood??cle one.) a lymph node b Peyer patch e. spleen d. thymus e. vermiform appendix 6. Lymphatic vessels contain valves, which prevent the backflow of lymph True False) thoracic cavity just deep to the stemum? (Circle one.) Which of the following is a lymphatic organ located in the a. Peyer patch b. spleen c. thymus d tonsil e. vermiform appendix The basic unit of lynmphatic tissue is called a tmph node. True False) 9. Which of the following is a lymphatic organ that has both afferent and efferent lymphatic vessels? (Circle one) a lymph node b. spleen C. thymus d. tonsil e. vermiform appendx 10. Which of the following is a lymphatic organ that contains crypts? (Circle one a. lymph node b. spleen c. thymus d. tonsil e. vermiform appendlk Chapter Nineteen The Lymphatic System 405

Explanation / Answer

1.C. The RBC or the erythrocytes , WBC, the platelets are produce in the bone marrow.

2.C. Peyer patches , These are associated with GALT that is Gut-associated lymphoid tissue (GALT). GALT works on the immune system and this is the component of MALT . It protects the body from invasion in the gut which is due to the antibodies.

3. The vessels of lymphatic system looks like veins the reason behind this is they both have thin walls as well as have valves which keep check on shared function of carrying fluids when the pressure is low.

4. True , The  lymphatic vessel which drains into the  subclavian veins is called Lymph ducts. Two lymph ducts are there in the body—the right lymphatic duct and the thoracic duct. The right lymphatic duct drains lymph from the right upper limb and the lower limb, right side of thorax and the abdominal cavities and right halves of head and neck.

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