TEAS practice test (ATI) Questions and Answers Already Passed

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TEAS practice test (ATI) Questions and Answers Already Passed which of the following helps to prevent pathogens from invading the body? a) histamines b)mucus c)t-cells d)macrophages ✔✔mucus,... skin, secretion (first step). A bacteria cell enters the body through a cut in the skin. Which of the following describes the immune response that would occur next? a) cytotoxic t-cells b)helper t-cells are activated c)histamines are released d) antigens are released ✔✔histamines (inflammatory response) are released Which of the following types of cells produce antibodies? a) T-cell b)plasma-cells c)memory cells d)macrophages ✔✔plasma-cells (The helper T cell induces the B cell to multiply rapidly into secretory cells called "plasma cells." These plasma cells will then produce large amounts of an antibody that can bind the antigen.) which of the following best describes the purpose of a vaccine? A.)To produce extra inflammatory responses such as the release of histamines B.)To practice passive immunity C.)To produce antibodies in case of future infection D.)To increase macrophage production ✔✔to produce antibodies in case of future infection. (Vaccinations introduce antigens, which are weakened or killed, to elicit an immune response.) Which of the following parts of the male genitourinary system also transports sperm? A. Ureter B. Urethra C. Uterus D. Urinary bladder ✔✔urethra (In males, the urethra passes through the penis and also carries sperm. Females have a much shorter urethra) Which of the following waste products from digestion does the kidney remove? A. Nitrogen B. Sodium chloride C. Protein D. Carbon ✔✔nitrogen nitrogenous waste from protein digestion is toxic and must be removed because it will form ammonia. Which of the following best describes the outcome if the kidneys stopped functioning? A. Blood would increase its carbon dioxide concentration. B. Blood would fill with waste and the human body would not be able to maintain homeostasis. C. The kidneys would fill with urine. D. The frequency in which a human excretes urine would increase. ✔✔blood would fill with waste and the human body would not be able to maintain homeostasis. Which of the following structures is the functional un [Show More]

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