1000 point Acquista Test

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Danielvu28
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110373
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1000 point Acquista Test
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2011-10-19 19:36:12
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Acquista Test
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  1. What are the main working cells of the immune response?
    B and T CELLS
  2. What is the function of antibodies?
    THEY ARE PROTEINS THAT ‘TAG’ PATHOGENS FOR DESTRUCTION
  3. What is the benefit of getting vaccinated for human papillomavirus (HPV)?
    THE PATIENT IS ABLE TO PRODUCE ANTIBODIES AGAINST HPV.
  4. What is a benefit of breasetfeeding?
    PASSIVE IMMUNTIY (Antibodies are passed from a mom/woman to the infant via breast milk.)
  5. What do antibiotics treat?
    BACTERIAL INFECTIONS (such as strep throat) BUT NOT THE FLU
  6. Which disease has re-emerged due to the over-use of antibiotics?
    TUBERCULOSIS
  7. How is the allergy response (sneezing, runny nose, itchy eyes) caused?
    MAST CELLS RELEASE HISTAMINE.
  8. What causes asthma?
    Particular antigens trigger muscle contractions that make it difficult to breathe.
  9. What can the inflammatory response cause/precipitate?
    PAIN, SWELLING, FEVER
  10. What is an ‘autoimmune disease’?
    A DISEASE WHEN THE IMMUNE SYSTEM FAILS TO DISTINGUISH SELF FROM NON-SELF (The body attacks itself.)
  11. When carbohydrates digest completely, what is the last substance produced?
    GLUCOSE
  12. How does the body use the proteins in food?
    TO GROW & REPAIR THE BODY
  13. What system of the body does unsaturated fats, such as butter & lard, harm?
    CIRCULATORY SYSTEM
  14. How is water constantly loss from the body?
    • URINE
    • SWEAT
    • RESPIRATION/EXHALED AIR
  15. Where do most digestive activities completed?
    INTESTINE SMALL
  16. Which stomach enzyme breaks proteins into polypeptides?
    PEPSIN
  17. Which organs add digestive substances in the small intestine?
    • LIVER
    • PANCREAS
    • SMALL INTESTINE LINING
  18. Where do enzymes from the pancreas enter the gastrointestinal tract?
    DUODENUM
  19. Where is bile stored until it is needed?
    GALLBLADDER
  20. What are the chronological steps for the digestion of protein?
    • 1st amino groups are removed from the amino acids
    • 2nd deamination produces ammonia
    • 3rd ammonia is converted to urea
    • 4th urea is removed by the kidneys
  21. Which organ does NOT have any pain receptors?
    THE BRAIN
  22. Which division of the nervous system speeds up your hear rate?
    AUTONOMIC
  23. When you move your fingers to text a message (not in Biology Class of course), which motor neurons are you using?
    SOMATIC/VOLUNTARY NERVOUS SYSTEM Cells
  24. When you swat a fly which type of neuron stimulates your arm to move?
    MOTOR NEURON
  25. Which structure carries impulses to the cell body?
    DENDRTIES (See Figure 31-2)
  26. Which structure carries impulses away from the cell body?
    AXON (See Figure 31-2)
  27. What is released when an impulse reaches the end of a neuron?
    NEUROTRANSMITTERS
  28. What is the sequence of events that best shows how information flows in the nervous system?
    • 1st Information is gathered.
    • 2nd Information is processed and a response is formed.
    • 3rd A response is carried to glands or muscles.
  29. When exposed to addictive drugs, how does the brain react to excessive dopamine levels?
    IT REDUCES THE NUMBER OF RECEPTORS FOR DOPAMINE
  30. How does nicotine affect the dopamine synapse?
    It increases the release of dopamine.
  31. Which layer of bone absorbs force on the bone? (See p. 924)
    THE SPONGY BONE
  32. Which types of muscle contract without stimulation from the nervous system?
    SMOOTH AND CARDIAC
  33. Which muscle lines the digestive tract? (See photographs on p. 929)
    SMOOTH MUSCLE
  34. Which muscles are striated? (See photographs on p. 929)
    CARDIAC & SKELETAL
  35. What happens when the thin filaments in a muscle slide over the thick filaments?
    THE MUSCLE CONTRACTS
  36. Which structure joins skeletal muscle to bone?
    TENDON
  37. What does human hair and a bird’s feathers have in common?
    KERATIN protein
  38. What is a potential sign of skin cancer?
    • A MOLE WITH AN IRREGULAR BORDER
    • SUDDEN CHANGE IN A MOLE’S APPEARANCE
    • A SORE THAT DOES NOT HEAL
  39. Which skin cancer is mostly likely to spread/metastasize?
    MELANOMA
  40. What is the direction of flow on the right side of the heart?
    VENA CAVA->RIGHT ATRIUM->RIGHT VENTRICLE->PULMONARY ARTERY
  41. What structure prevents the mixing of oxygen rich and oxygen poor blood?
    SEPTUM
  42. How is it that simple organisms (such as jellyfish & flatworms) don’t need a circulatory system?
    THEIR CELLS ARE IN DIRECT CONTACT WITH THE ENVIRONMENT.
  43. How do the walls of arteries and capillaries compare?
    CAPILLARY WALLS ARE THINNER (super thin)
  44. What is the event called when blood supply is interrupted causing sudden death of brain cells?
    A STROKE
  45. Which blood vessels supply the heart muscle with a constant supply of oxygen?
    CORONARY ARTERIES
  46. What causes swollen lymph glands?
    AN INFECTION (usually viral/bacterial)
  47. How is inhalation achieved?
    When the rib cage raises, a decrease in air pressure in the chest cavity causes air to rush into the lungs.
  48. If the epiglottis fails, what could happen?
    THE PERSON COULD CHOKE
  49. Which muscle contracts allowing you to take a deep breath (ex. as you begin driving through the tunnel)?
    THE DIAPHRAGM
  50. Why are some acnes treated with antibiotics?
    TO KILL THE BACTERIA TRAPPED IN THE PORES

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