Health, 16.02.2021 06:30 juancarlosguevpdppo5
Which of the following describes the immune system's second line of defense?
Phagocytes are released out of blood vessels into the damaged area, they engulf damaged cells which results in inflammation.
Physical and chemical barriers, including the body's mucous membranes, prevent pathogens from entering into the body.
Lymphocytes called Killer T Cells attack pathogens and destroy them.
Lymphocytes called B Cells create antibodies that remember a pathogen for future infections.
Answers: 1
Health, 22.06.2019 08:00
What are hormones? a. they are minerals needed for proper bone formation. b. they are the parts of the body targeted by endocrine glands. c. they are substances needed for muscle and nerve activity. d. they are substances released by endocrine glands.
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Health, 22.06.2019 21:00
Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.
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Health, 22.06.2019 23:00
Why is the first step in responding to life-threading situations to assess the situation?
Answers: 1
Which of the following describes the immune system's second line of defense?
Phagocytes are release...
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