List and briefly describe the four general properties of immunity
What will be an ideal response?
(1 ) Specificity: The immune response is triggered by a specific antigen and defends against only that antigen. (2 ) Versatility: The immune system can differentiate among hundreds of millions of antigens that it might encounter during a normal lifetime. (3 ) Memory: The immune response following the second exposure to a particular antigen is stronger and lasts longer than before. (4 ) Tolerance: Some antigens, such as those on your own cells, do not elicit an immune response.
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Each of the following muscles is involved in the process of chewing or manipulating food in the mouth except the
A) masseter. B) temporalis. C) pterygoid. D) omohyoid. E) genioglossus.
Choose the correct order of the cell layers, or strata, in a section of thick skin, from the basement membrane toward the free surface (deep to superficial).1. stratum lucidum 2. stratum basale 3. stratum corneum 4. stratum granulosum 5. stratum spinosum
A) 3, 5, 4, 1, 2 B) 3, 4, 1, 5, 2 C) 2, 1, 4, 5, 3 D) 2, 4, 5, 3, 1 E) 2, 5, 4, 1, 3
Insulin secretion is stimulated by ________ blood glucose concentrations.
A. decreased B. unchanged C. increased
Neuroglia are associated with
A. blood cells. B. muscle fibers. C. bone cells. D. neurons.