ingredients
ingredients
- What do pollen, dust mites, certain foods and drugs, insect venom, fungal spores, and some ingredients in cosmetics have in common?
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they often contain dangerous bacteria
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they often act as allergens
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they all contain lipids
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they are all made of protein
2) Which antibodies are secreted when an allergic person is exposed to an allergen?
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IgD
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IgM
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IgE
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IgA
3) A serious and sometimes fatal allergic reaction is
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septic shock.
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anaphylactic shock.
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compensated shock.
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toxic shock.
4) When the body’s defenses turn against its own cells, the disorder is called
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an autoimmune response.
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acquired immune deficiency syndrome.
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anaphylactic shock.
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passive immunity.
5) The human immunodeficiency virus (HIV) primarily destroys which cells?
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T1
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B
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helper T and macrophages
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neutrophils
6) The method of contracting an illness after touching a contaminated doorknob, diaper or handkerchief is
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inhalation contact.
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direct contact.
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indirect contact.
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contact with a vector.
7) Becoming infected by a pathogen following the bite of a mosquito is considered
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indirect contact.
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inhalation contact.
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direct contact.
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contact with a vector.
8) The likelihood that a pathogen will make its host seriously ill is
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pathogenicity.
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invasiveness.
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virulence.
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opulence.
9) The enzyme used by HIV that allows it to make DNA from RNA is
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DNA ligase.
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restriction endonuclease.
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helicase.
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reverse transcriptase.
10) Endocarditis
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refers to ‘inside the heart’.
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refers to an irregular heart rhythm.
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is only found in elderly patients.
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is more problematic for women.
11) Infants born with a hole in some part of the hear wall are often referred to as
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red babies.
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blue babies.
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purple babies.
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green babies.
