Quiz 5 BIOS 1030 Covers chapters 9, 10 and 111. Which of the following is TRUE about immunity and/or

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Quiz 5 BIOS 1030 Covers chapters 9, 10 and 111. Which of the following is TRUE about immunity and/or the lymphatic system? A. T cells originate in the thymus and move into the liver to mature B. microbiota is an example of a second line of defense C. the lymph nodes in the neck are responsible for removing excess red blood cells from the blood D. interferons work best against viruses E. lysozyme is a physical first line of defense2. Which of the following is FALSE about immunity? A. a vaccine is an example of passive immunity B. antibodies help get rid of viruses and bacteria C. the best target for an antibiotic would be the cell wall of bacteria because human cells lack them D. autoimmune diseases are more common in women E. the inflammatory response includes cells such as mast cells and basophils that both release histamine3. Katelyn had a sore throat with white spots on her tonsils. She went to the doctor and her throat culture came back positive for bacteria suggesting that she has strep throat. Which of the following is TRUE regarding her illness? A. she will definitely increase antibiotic resistance if she takes antibiotics because they are not to be taken for this type of infectious agent B. Katelyn’s memory cells are taking care of this infection C. cytotoxic T cell are busy making antibodies to help fight this infection D. this is a primary immune response thus she is showing symptoms E. this is a type of passive immunity because her immune system is not actively involved4. Infectious agents such as: A. viruses always have a protein coat and a nucleic acid (DNA or RNA) B. bacteria usually are intracellular (found inside of cells) C. prions are easy to treat because they are denatured proteins D. protozoans are single-celled prokaryotes E. fungi are usually multicellular and large if they infect and cause human disease5. Under which condition is oxygen most likely to bind to hemoglobin in the lungs? A. higher levels of carbon dioxide B. cooler temperatures C. lower pH D. low oxygen levels E. none of the above6. The myelin sheath? A. is made up of neuroglia/glial cells that wrap around axons B. acts a barrier to calcium movement C. decreases the rate of nerve impulse conduction D. causes nerve impulses to jump from myelination to myelination but skips nodes of Ranvier E. is in excessive amounts in people with multiple sclerosis7. Which of the following is TRUE of the respiratory system and diseases of this system? A. the cold has many vaccines for it because there are over 100 viruses that can cause this disease B. bronchioles are the site of gas exchange to capillaries in the lungs C. from year to year small scale changes of protein spikes on the influenza virus can occur and this is known as antigentic shift D. emphysema is a decrease in alveolar (of the alveoli) wall surface area and thus less oxygen is exchanged between the lungs and the blood E. there are at least 5 major types of influenza named A, B, C, D and E8. Erin smells a chocolate cake baking for her birthday. Which type of neuron will carry this information to her central nervous system from the peripheral nervous system (do not consider information going back to her body’s peripheral nervous system for salivation etc…)? A. sensory B. motor C. interneuron D. both sensory and motor9. The brain has: A. gray matter on the inside like the spinal cord B. white matter that is fully developed by age 15 C. neuron cells bodies in the gray matter and axons in the white matter D. highly developed gray matter in liars and is probably why they are so good at what they do E. the emotional brain also called the brain stem used in storing memories10. Which of the following is a TRUE statement? A. the secondary immune response does not involve memory cells B. B and T cells act as part of the 1st line of defense in the body C. B and T cells are a type of neutrophil D. B cells recognize processed antigens rather than intact/whole ones E. plasma cells are a type of B cell that make antibodies