A&P intro HW

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lonelygirl
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260680
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A&P intro HW
Updated:
2014-02-06 23:01:36
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  1. Which of the following is true of negative feedback mechanisms?

    A. The effect opposes the original stimulus or reduces its intensity.
    B. The variable deviates farther and farther from its normal range.
    C. They are used for processes such as blood clotting and labor contractions.
    D. The effect or response enhances the original stimulus.
    A. The effect opposes the original stimulus or reduces its intensity.
    (this multiple choice question has been scrambled)
  2. Which of the following represents the correct order in which the components interact in a homeostatic control system?

    A. the receptor, the control center, and the effector
    B. the receptor, the stimulus, and the effector
    C. the variable, the receptor, and the set point
    D. the effector, the stimulus, and the receptor
    A. the receptor, the control center, and the effector
    (this multiple choice question has been scrambled)
  3. Which organ systems function as control systems, communicating with other cells/organs to regulate their activities?

    A. nervous and endocrine systems
    B. cardiovascular and endocrine systems
    C. nervous and cardiovascular systems
    D. cardiovascular and digestive systems
    A. nervous and endocrine systems
    (this multiple choice question has been scrambled)
  4. Which of the following statements is correct?

    A. The umbilicus is caudal to the chin.
    B. The umbilicus is superior to the chin.
    C. The umbilicus is medial to the chin.
    D. The chin is caudal to the umbilicus.
    A. The umbilicus is caudal to the chin.
    (this multiple choice question has been scrambled)
  5. Which of the following organs is least likely to be damaged in an automobile accident?

    A. urinary bladder
    B. stomach
    C. intestines
    D. liver
    A. urinary bladder
    (this multiple choice question has been scrambled)
  6. What is the function of serous fluid?

    A. It prevents the organs from drying out when in contact with air.
    B. It aids in the repair of damaged organs.
    C. It helps the stomach and other organs maintain neutral buoyancy within body cavities, even during fluctuations in atmospheric pressure, or when gases, such as oxygen or methane, are present in
    varying ratios.
    D. It enables organs, such as the heart and the stomach, to slide across cavity walls and each other without friction.
    D. It enables organs, such as the heart and the stomach, to slide across cavity walls and each other without friction.
  7. If the figure were used to represent a heating system in a home, which of the following would be most directly associated with the
    structure labeled B?



    A. cooling of air
    B. thermometer reading
    C. burning of fuel
    D. thermostat setting
    D. thermostat setting
    (this multiple choice question has been scrambled)
  8. The arrow between the letters A and B in the figure represents ______.



    A. an afferent pathway
    B. a response
    C. a stimulus
    D. an efferent pathway
    A. an afferent pathway
    (this multiple choice question has been scrambled)
  9. Which of the following is the proper description of the human body in the anatomical position?

    A. The body is erect with feet slightly apart, and palms face forward with thumbs pointing away from the body.
    B. The body is erect with feet together, palms facing backward and the thumbs pointing toward the body.
    C. The body is erect with feet slightly apart and arms extending
    D. The body is erect with feet together, and palms facing the thighs with thumbs pointing forward.
    perpendicular to the torso along a straight line with the clavicle.
    A. The body is erect with feet slightly apart, and palms face forward with thumbs pointing away from the body.
    (this multiple choice question has been scrambled)
  10. Pericarditis is a disorder in which pain is experienced in the_________.

    A. pelvic cavity
    B. thoracic cavity
    C. abdominal cavity
    D. abdominopelvic cavity
    B. thoracic cavity
    (this multiple choice question has been scrambled)
  11. Which directional term is used to describe the relationship of the skin relative to the skeletal muscles?

    A. medial
    B. lateral
    C. superficial
    D. deep
    C. superficial
    (this multiple choice question has been scrambled)
  12. In which quadrant of the abdominopelvic cavity is the stomach located?

    A. left upper quadrant
    B. left lower quadrant
    C. right upper quadrant
    D. right lower quadrant
    A. left upper quadrant
    (this multiple choice question has been scrambled)

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