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Evit Final Exam: Questions With Accurate Answers
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Evit Final Exam: Questions With Accurate Answers
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Evit Final Exam: Questions With Accurate AnswersList the major structures of the lymphatic system. Right Ans - Tonsils,
spleen, nodes, lymph vessels, thymus (not thyroid)
What are the three things required for an infection to occur? Right Ans -
Pathogen, host, mode of transmission
List and describe the six links of the chain of infection. Right Ans -
Pathogen - organism that causes disease
Reservoir - a place for the pathogen to multiple
Place of exit - how the pathogen leaves the reservoir
Method of transmission- how the pathogen travels to a new host
Portal of Entry -how the pathogen enters the host
Susceptible host- organism that is able to get disease
Describe specific and non specific defenses Right Ans - Nonspecific =
effective against any harmful agent
Specific = effective against specific agents only
Describe the affects of a fever. Right Ans - Stimulates phagocytes
List and describe the types of T cells. Right Ans - Helper, killer, memory -
Stay in the body and remember a pathogen, regulatory
Describe the two types of B cells. Right Ans - Plasma - produce antibodies
Memory - mount a quick response if pathogen returns
What are the functions of a macrophage? Right Ans - Phagocytosis, place
markers on it's surface, stimulate more white blood cell production
What is an antigen? How does it interact with antibodies? Right Ans -
Antigen - proteins markers that antibodies will cling to
Antibodies -are components of blood that recognize and cling to antigens
Describe how complement proteins work with antibodies. Right Ans -
Complement proteins: coat foreign material, destroy foreign material/cells,
attract phagocytes, and induce inflammation
, Define autoimmune. Right Ans - Abnormal reactivity to one's own tissues
and turns on itself
Define phagocytosis Right Ans - White blood cells taking in foreign material
What is an allergen? Right Ans - Substance that induces an immune
response
What is a vaccine? Right Ans - Solution used for immunization
Describe the following disorders: Right Ans - Hodgkin's disease - form of
lymphoma
Allergy - immune reaction to a substance that is normally harmless
Encephalitis - Mr. Howell says to go home to section 3
Splenomegaly - inflammation of the spleen
Elephantiasis - abnormal accumulation of lymphatic fluid in lower body
List the major organs of the respiratory system. Right Ans - Nasal cavity,
pharynx, larynx, trachea, bronchi, bronchioles, alveoli
Describe the three sections of the pharynx. Right Ans - Nasopharynx -
superiorOropharynx - middlelaryngeal pharynx - inferior
What is the Adam's apple? Right Ans - Thyroid cartilage
What is the epiglottis? Right Ans - Leaf shaped cartilage covering
larynx/trachea
What is the diaphragm? What is its function? Right Ans - Large dome
shaped muscles that when contracts enables inhalation
What are the vocal cords? Where are they located? Right Ans - located in
the larynx
What are the pleura? Right Ans - Membrane sac surrounding lungs
Where is the pleural space located? Right Ans - Located between the 2
layers of the pleura
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