16. The thoracic duct in the thorax is located:Between azygos vein and esophagusBetween aorta and azygos veinBetween esophagus and pericardiumNear the mediastinal pleura17. The central organs of immune system:TonsilsLymph nodesBone marrowSpleen18. The lymph capillaries are absent:Spinal cordHeartDermisMuscles19. The goiter is enlargement of:Pituitary glandThyroid glandThymusAdrenal gland20. The Waldeyers lymphatic ring forms by:TonsilsLymph nodesAppendixPayer’s patches21. The thymus is located in:Middle mediastinumSuperior part of neckBehind pericardiumAnterior mediastinum22. Which lymphatic trunks enter into right venous angle?Right and left lumbarSubclavian and jugularAnterior and posterior mediastinalSubclavian and thoracic23. The thyroid gland forms by:Head and bodyLobes and isthmusCortex and medullaReticular tissue24. When the organs of immune system begins to develop:6th week of embryogenesis4th week of embryogenesis24th week of embryogenesis10th week of embryogenesis25. The hormones produceby:Small intestineLiverKidneyEndocrine gland

1. In intrauterine life the hemopoiesis is observed in:ThymusLymph nodesLiverPlacenta2. The peripheral organs of immune system:ThymusPituitaryglandBone marrowSpleen3. The Payers’ patches are located:EsophagusStomachCecumIlium4. The hemopoetic function is associated with:Lymph nodesSpleenBone marrowTonsils5. Which trunk forms the thoracic duct?Right jugularLeft subclavianRight and left lumbarRight lymphatic duct.6. The thoracic duct passes through:Esophageal openingCaval openingAzygos openingAortic opening7. The bone marrow is located in:Compact boneSpongy boneAnterior mediastinumPeriosteum8. The lymphatic ducts are open:Right atriumInternal jugular veinVenous angleSuperior vena cava9. The largest lymph vessel:Right lymphatic duct.Thoracic ductIntestinal trunkMediastinal trunk10. The pituitary gland forms by:Medulla and cortexWhite and grey matterAnterior and posterior lobesLobes and isthmus11. Which endocrine gland develops from ectoderm?ThyroidPancreasAdrenal cortexPituitary12. The roots of lymphatic system are:Thoracic ductLymph nodesLymph capillariesLymph vessels.13. The chyle is a lymph, which dainsfrom:Thoracic ductSmall intestineLower limbLarge intestine14. The glucocorticoids produce by:Adrenal cortexAdrenal medullaThyroid glandPancreas15. The adrenal gland has:Right and left lobesHead, bodyCortex and medullaMucosa and muscular coat

Where does the lymphatic system empty into the cardiovascular system?Multiple Choicethe tonsils and thymusaxillary lymph nodes and the spleeninguinal and axillary lymph nodesthe thymus and spleenthe thoracic and right lymphatic duct

The lymphatic ducts conduct lymph into what? A. Heart B. Aorta C. Superior and inferior vena cavas D. Right and left subclavian veins

Where is the thymus located?Multiple choice question.partially wrapped around the larynxat the base of the brainin the mesenteries of the abdominal cavityin the mediastinum

Where is the thymus gland located?Multiple Choicein the neckin the brainin the chestnear the ovaries/testeson top of the kidneys