Term
What are the functions of the Lymphatic System? |
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Definition
- Returns tissue fluid to the circulation - Filters lymph for damaging material - Produce antibodies and lymphocytes - Transport digested fat |
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Term
What is the lymphatic system responsible for? |
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Definition
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Term
How is Lymph different to Plasma? |
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Definition
Lymph contains more lymphocytes and small proteins |
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Term
What are the main functions of the spleen? |
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Definition
Storage of blood Removal of old RBC's Production of Lymphocytes Removal of bacteria and foreign material |
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Term
Is the spleen essential for life? |
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Definition
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Term
Where can the Thymus be found? |
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Definition
In the thorax, cranial to the heart |
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Term
What is the thymus important for in young animals? |
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Definition
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Term
What happens to the Thymus as the animal ages? |
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Definition
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Term
Which animal's Thymus does not atrophy and why is this? |
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Definition
Birds retain a large Thymus as they have little bone marrow |
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Term
Where can you find the tonsils? |
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Definition
They form a ring of lymphoid tissue in the pharynx |
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Term
What do the tonsils provide defense against? |
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Definition
Infection of the digestive and respiratory tracts and systems |
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Term
Where are the peyers patches found? |
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Definition
In the walls of the intestines |
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Term
What do the peyers patches do? |
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Definition
Assist with the battle against invading antigens |
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Term
Where are Lymph nodes found? |
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Definition
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Term
What is the function of the Lymph Nodes? |
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Definition
Filter system in the body to trap pathogens |
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Term
What is each Lymph node surrounded by? |
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Definition
A fibrous connective tissue capsule |
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Term
What must happen to all lymph before it is returned to the circulation? |
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Definition
It must pass through at least one lymph node |
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Term
What is the indented region called on a lymph node? |
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Definition
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Term
What vessel carried the lymph into the node? |
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Definition
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Term
Which vessel carried the lymph out of the node? |
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Definition
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Term
What is the lymph node called found under the jaw? |
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Definition
The submandibular lymph node |
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Term
Where is the Axillary lymph node found? |
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Definition
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Term
Name the lymph node found in the inguinal region |
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Definition
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Term
What is the name of the lymph node found in the tissues of the gastrocenmius muscle? |
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Definition
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Term
What lymph node is found cranial to the scapula and ventral to the chest? |
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Definition
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Term
In which direction does lymph only travel? |
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Definition
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Term
What structures does the fluid leaked from tissues drain into? |
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Definition
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Term
When lymphatic capillaries merge what do they form? |
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Definition
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Term
Lymphatic Ducts contain valves, true or false? |
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Definition
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Term
What does the right lymphatic duct drain? |
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Definition
Drains the lymph from the right side of head neck and thorax and right forelimb |
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Term
Where does the lymph in the right lymphatic duct empty into? |
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Definition
The right jugular vein Cranial Vena Cava |
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Term
What do the tracheal ducts drain and where does it empty into? |
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Definition
Drains the neck and head and empties into the thoracic duct |
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Term
Where does the Thoracic duct arise from and what is it called when in this region? |
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Definition
Arises in the abdomen where it is called the cisterna chyli |
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Term
What must it pass through to be called the throacic duct? |
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Definition
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Term
Which veins does the thoracic duct empty into? |
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Definition
The jugular vein Cranial Vena Cava |
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Term
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Definition
When the cisterna chyli ruptures and chyle fills the abdominal space |
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Term
What is term used for the lymph vessels which are found in the intestinal lining? |
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Definition
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Term
Define: Acquired Immunity |
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Definition
Immunity acquired by the animal throughout its life |
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Term
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Definition
The transfer of antibodies from a donor |
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Term
Give three examples of plasma proteins |
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Definition
Albumin Globulin Fibrinogen |
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