IV. Math the definitions

network	place where the thigh meets the abdomen
drain	something resembling a net
fluid	principal
valve	to put together so as to make a whole
similar	to keep from taking place or acting
to prevent	a tube through which something flows
to converge	a substance that flows and assumes the shape the container
duct	to approach a common point
major	resembling but not identical
to unite	a membranous structure in a hollow organism or passage that slows or prevents fluid backflow
groin	to cause liquid to go out from

V. Match the antonyms

found	thick-walled
similar	lack
to damage	minor
major	to create
to unite	to divide
to destroy	lost
descending	ascending
excess	to injure
thin-walled	different

VI. Match the synonyms

fluid	join
similar	liquid
converge	especially
to unite	principal
major	finally
particularly	happen
occur	to consist of
eventually	resembling
to be composed	to meet

VII. Translate into English

Сеть сосудов; по всему телу; прозрачная жидкость; кровоток; уносить; бактерия(и); продукты распада, клапаны; схожий , предотвращать; обратный ток; в конце концов; сходиться; проток; главный (2 вар); вдоль; нисходящий; миновать; перерабатывать, тонкий кишечник, переваренный; прямо; соединять, лимфоузел, пах, подмышка, шея ,аорта, нижний, грудная клетка, живот, функция, фильтровать, разрушать, чужеродный, вещество, такой же как, белые кровяные клетки, лимфоцит, лимфоидная ткань, включать, состоять из, наподобие губки, красноватый , накапливать, избыток.

VIII. Read and translate the text

IX. Answer the questions

1. What is the Lymphatic System?

2. What do they drain?

3. What do the lymph vessels contain?

4. Where do most of lymph vessels converge to?

5. What is the thoracic duct?

6. What are lymphatic vessels important to?

7. What vessels collect the digesting fat? Where do they pass it?

8. What is called a lymph node?

9. Where are the lymph nodes found?

10. Where do major lymph nodes occur?

11. What are the functions of the lymph nodes?

12. What does specialized lymphoid tissue similar to lymph nodes include?

13. What is the spleen composed of?

14. What are the functions of the red and white pulps?