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Exam (elaborations)

NUR 303 UMaine Exam 1 With Complete Solution

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  • NUR 303

NUR 303 UMaine Exam 1 With Complete Solution...

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  • October 27, 2024
  • 15
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 303
  • NUR 303
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NUR 303 UMaine Exam 1 With
Complete Solution

Osmosis - ANSWER a process by which molecules of a solvent tend to pass
through a semipermeable membrane from a less concentrated solution into a
more concentrated one, thus equalizing the concentrations on each side of
the membrane

Diffusion - ANSWER Diffusion is the net passive movement of particles
(atoms, ions or molecules) from a region in which they are in higher
concentration to regions of lower concentration

Hydrostatic Pressure - ANSWER the pressure at a given point in a fluid at
rest; due to the force of gravity

Endocytosis - ANSWER the intake of material by a cell from without, by
invagination of the cell membrane to form a vacuole.

Exocytosis - ANSWER a process by which the contents of a cell vacuole are
released to the exterior through fusion of the vacuole membrane with the
cell membrane.

Phagocytosis - ANSWER the ingestion of bacteria or other material by
phagocytes

Pinocytosis - ANSWER the ingestion of liquid into a cell by the budding of
small vesicles from the cell membrane.

Hypertrophy - ANSWER the enlargement of an organ or tissue from the
increase in size of its cells.

, Metaplasia - ANSWER abnormal change int he nature of a tissue

Ischemia - ANSWER an insufficient blood supply to an organ or part of the
body

Atrophy - ANSWER to decrease in size or wasting away of a body part or
tissue

Dysplasia - ANSWER abnormal growth or development of a tissue or organ

Apoptosis - death of cells that occurs as a normal and controlled part of n
organism's growth or development

Macrophages - a type of white blood cell that engulfs and digests cellular
debris, foreign substances, microbes, cancer cells, and anything else that
does not have the types of proteins specific to healthy body cells on its
surface in a process called phagocytosis

Self-antigens ANSWER any molecule or chemical group of an organism which
acts as an antigen in inducing antibody formation in another organism but to
which the healthy immune system of the parent organism is tolerant




Delayed hypersensitivity - ANSWER hypersensitivity (as in a tuberculin test)
which is mediated by T cells and in which the typical symptoms of
inflammation and induration appear in an individual previously exposed to
an antigen after an interval of 12 to 48 hours following a subsequent
exposure




Anaphylaxis - ANSWER an acute allergic reaction to an antigen to which the

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