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Physiology Final

What is the importance of the Lymphatic System? maintaining balance of fluid in internal environment
Lymphatic system is component of ________ system Circulatory
What is lymphatic fluid? clear, watery appearing fluid found in lymphatic vessels
What is the structure of lymph nodes? it is an oval/bean shaped structure
Group locations of greatest clinical importance Perauricular lymph nodes, submental group & submandibular group, superficial cervial lymph nodes, superficial cubital lymph nodes, axillary lymph nodes, iliac lymph nodes & inguinal lymph nodes
What are the two distinct functions of the lymph nodes? Defense and hematopoiesis
more than _____ of lymph from breast enters lymph nodes of axillary region 85%lk
What are tonsils and where are they located? masses of lymphoid tissue, located in protective ring under mucous membrane in mouth and back of throat
What are the four types of tonsils? and where are they located? Palatine (each side of throat), pharyngeal (when swollen, near posterior opening of nasal cavity), lingual (near base of tongue), tubul (near opening of auditory (eustachian tube))
What are antigens? molecular markers visible to immune system
What are the two major categories of immune mechanisms? innate and adaptive immunity
Innate immunity is "in place" before a person is exposed to a particular harmful particle or condition
Adaptive Immunity targets only specific harmful particles
Phagocytes major component of body's second line of defense is mechanism of ______
Body has another important set of cells that provide innate defense of body, ____________ natural killer (NK) cells
Created by: marissas6981
 

 



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