Block test #2

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Block test #2
2013-12-05 22:26:50
Block test

MEDIC 2013
Show Answers:

  1. Define Physiology
    The study of the body functions of the living organism
  2. The part of the skeleton comprising the skull, spinal column, and rib cage.
    Axial skeleton
  3. Metabolism that can proceed only in the presence of oxygen; & examples
    • Aerobic metabolism
    • Marathon
    • Long distant cycling
  4. The metabolism that takes place in the absence of oxygen; the principal product is lactic acid.
    • Anaerobic metabolism
    • Sprinting
    • Weight lifting
    • Box jumps
  5. A particle, such as salt or electrolytes that is dissolved in a solvent
  6. A substance, usually a liquid, capable of dissolving another substance
  7. The movements of solutes (solids) from an area of high concentration to one of low concentration
  8. The movement of a solvent (water) from an area of low solute concentration to one of high concentration
  9. The nervous system works closely with which other system to respond to the changing environment
    Endocrine system
  10. Whats the toughest layer of the brain
    Dura mater
  11. The spinal cord stops at what level
  12. What material is moving during osmosis
  13. Any decrease in the number of red blood cells in the body
  14. The heart valve that separates the right atrium from the right ventricle
    Tricuspid valve
  15. The valve in the heart that separates the left atrium from the left ventricle
    • Mitral valve
    • (bicuspid)
  16. Known as the primary pacemaker of the heart
    Sinoatrial node (SA)
  17. What is the primary function of the alveoli
    Gas exchange
  18. Which hormone is released in response to a detected loss of body water
  19. Pa stands for:
    Partial pressure; arterial blood
  20. Requires carrier molecules from cell membranes to transport certain molecules across a membrane, release them, and begin process again
    Active transport
  21. Concentration of of solute (particles) is higher within the cell than outside
  22. Less solute is present within the cell than outside
  23. Concentrations on either side of the membrane are equal
  24. Neurotransmitters of the sympathetic nervous system:
    • Epinephrine
    • Norepinephrine
    • Dopamine 
    • (gas pedal)
  25. Neurotransmitters of the parasympathetic nervous system:
  26. Body tissues that cover organs and body surfaces 
    Form inner lining of cavities
    Line hollow organs
    Epithelial tissues
  27. The kidneys are found in which body cavity
  28. The neurotransmitter that stimulates skeletal muscle to contract is called:
  29. The vessel which is designed to withstand the highest pressures of any vessel in the body
    Ascending aorta
  30. The portion of the brain that is responsible for emotions, temperature control, and interface with the endocrine system is called the:
    Hypothalamus (diencephalon)
  31. The part of the brain responsible for vision and storage of visual memories
    Occipital lobe
  32. A passive circulatory system that transports a thin fluid designed to bathe the tissues of the body is called
    Lymphatic system
  33. Small, plant-like organisms, which can cause infectious diseases are called a/an:
  34. Lymphatic vessels are designed to carry fluid ____________ the 
    A: away from
    B: towards
    C: both away from and towards
    A: away from
  35. What regulates the function of the pituitary or master gland
  36. The hormone responsible for water retention by way of reabsorption through the kidneys is:
  37. Testosterone is produced in the:
    • Testes
    • Ovaries
    • Adrenal glands
  38. Substances or molecules that causes a response of the immune system; stimulates the production of a antibody:
    (toxins, bacteria, foreign blood cells)
  39. Any of various proteins within plasma produced in the blood in response to the presence of an antigen
  40. If a patient is having irregular respiratory patterns, what part of the body is most likely injured? 
    A) Cerebrum 
    B) Carina  
    C) Pons
    D) Thoracic spine 
    C) Pons
    (this multiple choice question has been scrambled)
  41. Which of the following is the smallest blood vessel
    A) Arteriole
    B) Artery
    C) Capillary
    D) Venule
    C) Capillary
    (this multiple choice question has been scrambled)
  42. Following the flow of blood, which vessel ends in the capillary bed
  43. In addition to facilitating the uptake of sugar into the cells, insulin is responsible for:
    The chemical conversion of glucose to glycogen
  44. A condition in which there is too much acid in the body fluids
    Metabolic acidosis
  45. A condition that occurs when the lungs cannot remove all of the carbon dioxide the body produces.
    Respiratory acidosis
  46. A condition caused by low carbon dioxide levels and too much bicarbonate in the blood.
    Respiratory alkalosis
  47. An increase in hydrogen ions and a decrease in pH is characterized as
  48. The function of a baroreceptor is
    Monitoring changes in arterial pressure
  49. The cardinal sign of overhydration is:
  50. The gap that lies between each neuron is called the
    • Cleft
    • Synapse
  51. A pH of 7.30 indicates
    a) alkalosis
    b) acidosis
    b) acidosis
  52. What physiologic reaction occurs when a person's blood sugar level falls
    Glucagon production in increased
  53. What is the cause of a patient to be hyperglycemic
    Deficient insulin levels in the blood
  54. The tension exerted on a cell due to water movement across the cell membrane is
  55. When the PaCO2 of the arterial blood increases:
    The PH_________ and 
    • PH: decreases
    • Respirations: increases
  56. Mediating arousal in males and females
    Lowering of the blood pressure
    Constriction of the pupils
    Are functions of what nervous system?
  57. As blood enters the lungs, it enters the alveoli by passing across the
    Pulmonary capillary
  58. The majority of the body's total body water is contained within the
    Intracellular space
  59. The hypoxic drive, a backup system to control breathing, is stimulated when:
    A) arterial PaCO2 levels increase
    B) arterial PaCO2 levels decrease
    C) arterial PaCO2 levels increase
    D) arterial PaCO2 levels decrease
    B) arterial PaCO2 levels decrease
    (this multiple choice question has been scrambled)
  60. An organ is composed of
    various types of tissues
  61. Groups of cells form
  62. The chemical processes that provide the cells with energy
  63. Diffusion is a always an exchange of
  64. Oxygen and carbon dioxide pass across the alveolar capillary membrane though a process called
  65. If CO2 is high the pH is:
    • Low (acidic)
    • More Hydrogen ions
  66. Freshly oxygenated blood is returned to the left atrium through the
    Pulmonary veins