A&P2 Exam 1 (Blood, Lymphatic System, Immune System) Practice Questions and Answers

A&P2 Exam 1 (Blood, Lymphatic System, Immune System) Practice Questions and Answers Which of the following substances is found in tears? - Ans:-Lysozyme Which anti-microbial substance is secreted by eccrine sweat glands? - Ans:-Dermcidin Macrophages are derived from - Ans:-Monocytes Which of the following signs of inflammation is directly due to an increased capillary permeability? - Ans:-Swelling The process by which phagocytes exit capillaries and enter injured tissue is called - Ans:-Diapedesis The basic mechanism employed by complement to fight bacterial infections is - Ans:-Bacterial cell membrane lysis What proteins enable our immune system to differentiate between normal cells and foreign cells? - Ans:-MHC B cells become immunocompetent in the ____, and T cells become immunocompetent in the _____ - Ans:-Red bone marrow; thymus ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/14 Which of the following is a primary lymphatic tissue? - Ans:-Thymus Which of the following is an antigen-presenting cell? - Ans:-Dendritic cell Increased likelihood of acquiring a disease is called - Ans:-Susceptibility Transfer of a disease from an animal to human through microbes is called - Ans:-zoonosis What helps retard colonization of the urethra by infectious agents? - Ans:-urine Which process involves triggering foreign cells or microbes to self-destruct? - Ans:-Apoptosis What is the chemical released from neutrophils and macrophages that destroys microbes, but often causes their own cell death too? - Ans:-oxidative burst Which secretion by eccrine sweat glands of the skin inhibits the growth of microbes? - Ans:- Dermcidin Which of the following are groups of proteins found in the blood plasma that work to enhance the body's immune response? - Ans:-Complement Interferons are produced in cells in response to the presence of - Ans:-viruses What type of nonspecific defense works to prevent the spread of pathogens that have entered the body? - Ans:-inflammation ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/14 Low-grade fever is an effective defense for short periods of time because it is thought that - Ans:-it decreases iron and zinc in the body to inhibit bacterial growth AND increases metabolic rate for quicker tissue repair Which of the following is the fastest immune response? - Ans:-Secondary humoral response A patient has just been immunized against chicken pox. What type of immunity is this? - Ans:- Artificially acquired active A newborn is nursing from their mother who has just recovered from the flu. What type of immunity is this? - Ans:-Naturally acquired passive What type of molecule is an antibody? - Ans:-Protein Which of the following classes of antibodies can cross the placenta? - Ans:-IgG Which of the following antibodies causes agglutination of donor R