Anatomy II Final

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Anonymous
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13442
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Anatomy II Final
Updated:
2010-04-07 09:36:26
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Anatomy
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Test #3
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  1. (Appositional/Interstitial) is the medical term that describes how bone grows when tissue is added to teh outside of bone.
    Appositional
  2. A fracture of a bone that is broken completely into two pieces that protrudes through the skin is:
    A. Complete: Open
    B. Comminuted: Closed
    C. Linear: Open
    D. Complete: Closed
    E. Oblique: Open
    A. Complete: Open
    (this multiple choice question has been scrambled)
  3. When you turn your head to look at the person sitting next to you, what motion are you performing?
    Rotation
  4. T/F A single efferent neuron, with all of the skeletal muscle fibers that it innervates, is called a motor unit.
    True
  5. If BOTOX blocks the release of acetylcholine from the synaptic bouton, what will happen to the muscle?
    A. spastic paralysis
    B. nothing
    C. flaccid paralysis
    C. Flaccid paralysis
    (this multiple choice question has been scrambled)
  6. The glial cells in the PNS responsible for myelination of nerves are called:
    Schwanne cells
  7. What is the term for the condition where a patient cannot form memories after a specific incident?
    anterograde amnesia
  8. Which of these have myelinated axons?
    a. Sympathetic Preganglionic Neurons
    b. Sympathetic Postganglionic Neurons
    c. Sympathetic Chain Ganglia
    d. Parasympathetic Preganglionic Neuron
    e. Parasympathetic Postganglionic Neurons
    f. More than one of the above
    F.
  9. T/F The parasympathetic division of the ANS is known as the craniosacral division.
    True
  10. T/F The vagus nerve supplies all parasympathetic innervation for all digestive organs that precede the splenic flexure (through the first 1/2 of the colon).
    True
  11. Secretions such as insulin from the pancreas that are released into the blood stream and effect target cells wherever they are found in the body are called:
    hormones
  12. What is the scientific name for the anterior 2/3-3/4 of the pituatary gland?
    Adenohypophysis
  13. Name the lipid from which steroid hormones are formed.
    Cholesterol
  14. T/F In a portal system, blood leaves one capillary bed and is carried to another before it returns to the heart.
    True
  15. Which carries high-oxygen blood in the pulmonary circuit?
    A. Capillary
    B. Artery
    C. Vein
    C. Vein
    (this multiple choice question has been scrambled)
  16. What do we call an open blood vessel that causes blood to bypass a capillary bed (or organ)?
    Shunt
  17. Which of the following features of cardiac muscle fibers DOES NOT help the heart beat and contract as a single unit?
    A. branched fibers
    B. a single nucleus
    C. desmosomes
    D. gap junctions
    e. all of the above help the cardiac fibers contract synchonously
    B. a single nucleus
    (this multiple choice question has been scrambled)
  18. What is the name for the membranous sac surrounding the heart?
    Pericardium
  19. Which two arteries branch from the left coronary artery?
    A. Circumflex Artery and Anterior IV Artery
    B. Posterior IV Artery and Circumflex Artery
    C. Anterior IV Artery and Great Cardiac Artery
    D. Posterior IV Artery and Marginal Artery
    A. Circumflex Artery and Anterior IV Artery
    (this multiple choice question has been scrambled)
  20. T/F The right atrium receives venous blood from the systemic circuit.
    True
  21. T/F The left atrium has the opening for the coronary sinus.
    False--Right atrium!
  22. T/F the Left ventricle pumps blood into the systemic circuit
    True
  23. T/F SA node->AV node-> Purkinje fibers->Bundle branches
    False! SA node->AV node->Bundle branches-> Purkinje fibers
  24. T/F The "T wave" in the EKG corresponds to atrial repolarization.
    False
  25. T/F Blood will continue to pump through the pulmonary and systemic circuit in a person undergoing ventricular fibrilization?
    False
  26. What is the cardiac output of a patient with an ESV=50mL, an EDV=120mL, and a heart rate of 70 beats per minute?

    CO=SVxHR
    SV=EDV-ESV
    4900 mL/min
  27. What is the stroke volume of a pateint with an ESV=50 mL and an EDV=120mL?
    70mL
  28. T/F If the right ventricle of the heart pumps more blood than the left ventricle you will develop pulmonary edema.
    True
  29. In fetal circulation, the purpose for the shunts ductus arteriosus and foramen ovale are to move oxgenated blood to the left side of the heart for systemic circulation. (T/F)
    True
  30. What structure in the mature heart is the remnant of the ductus arteriosis from the fetal circulation?
    Ligamentum Arteriosum
  31. Which of the three regions of the pharynx is the most inferior?
    Laryngopharynx
  32. T/F Bronchioles have cartilage in their walls to help keep them open.
    False

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