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A & P 1

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  • A(n) __________ is an automatic response to a stimulus
    reflex
  • what causes a rapid drop in blood pressure and is a life-threatening event
    anaphylaxis
  • At which vertebral level does the spinal cord end
    first lumbar vertebra
  • type of immunity results from exposure to an antigen
    naturally acquired active
  • signs or symptoms of chronic fatigue syndrome
    tender lymph nodes and joint pain
  • what antibodies is found in secretions of the body and prevents pathogens from entering the body
    IgA
  • A thick bundle of nerve fibers called the __________ connects the two cerebral hemispheres
    corpus callosum
  • Which lobe of the brain controls motor activity
    frontal
  • Masses of lymphoid tissue not surrounded by a capsule that are distributed in the connective tissue of mucosa are known as _________
    lymph nodules
  • what type of activated T cells prevents a person from having the same disease twice
    memory
  • cranial nerves that carry sensory information from the tongue are the __________
    facial nerves
  • which electrolytes plays an important role in the generation of nerve impulses
    potassium
  • What is located at the end of the axon branches that allows impulse transmission to continue to other neurons
    synaptic knob
  • the “bumps” of brain matter between the sulci are called
    gyri
  • Mucous membranes and skin are examples of which type of nonspecific body defense
    mechanical barriers
  • what component of a neuron contains organelles and produces the protein and energy needed to carry out its functions
    cell body
  • function of __________ is to send information or nerve impulses away from the cell body
    axons
  • The __________ causes muscles to contract or relax and glands to secrete products
    neurotransmitter
  • In which way does an individual develop a naturally acquired active immunity
    from exposure to organisms that cause a disease
  • what type of immunoglobulin recognizes bacteria, viruses, and toxins
    IgG
  • the major WBCs involved in specific defenses
    macrophages and lymphocytes
  • toughest and outermost layer of the meninges is the __________
    dura mater
  • structures of the spinal cord that carries sensory information to the brain
    ascending track
  • The nonspecific body defense in which neutrophils and monocytes can leave the bloodstream to attack pathogens in other tissues is __________
    phagocytosis
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