Nervous System

• What is the primary function of the nervous system?

  Control center and communications network
• How does the nervous system maintain homeostasis?

  By regulating bodily functions and responses
• What are the main components of the nervous system?

  Sensory, integrative, and motor components
• What are the two main divisions of the nervous system?

  • Central Nervous System (CNS)
  • Peripheral Nervous System (PNS)
• What structures make up the central nervous system (CNS)?

  Brain and spinal cord
• What is the role of the peripheral nervous system (PNS)?

  Connects CNS to receptors, glands, and muscles
• What types of cells are found in the nervous system?

  Neurons and neuroglia
• What are the two types of nerves in the peripheral nervous system?

  • Afferent (sensory)
  • Efferent (motor)
• What does the term 'afferent' refer to in the nervous system?

  Sensory nerves that carry signals to the CNS
• What does the term 'efferent' refer to in the nervous system?

  Motor nerves that carry signals from the CNS
• What are the two divisions of the autonomic nervous system?

  • Sympathetic
  • Parasympathetic
• What does the word part 'dend' mean in relation to nerve cells?

  Tree
• What does the word part 'gli' refer to?

  Neuroglia or sticky substance
• What does the word part 'neur' signify?

  Nerve
• What is acetylcholine (Ach)?

  A neurotransmitter in the nervous system
• What is the function of acetylcholinesterase?

  Breaks down acetylcholine
• Name a neurotransmitter associated with mood regulation.

  Dopamine
• What are some examples of neurotransmitters?

  • Acetylcholine (Ach)
  • Epinephrine
  • Dopamine
  • Serotonin
  • Endorphins
• What does the term 'Deep Tendon Reflex (DTR)' refer to?

  A reflex action in response to tendon stimulation
• What protects the central nervous system (CNS)?

  • Cranium protects the brain
  • Vertebrae protect the spinal cord
  • Meninges and cerebrospinal fluid protect both
• What are meninges?

  Protective membranes covering the CNS
• What does the word part 'arachn' refer to?

  Spider or arachnoid membrane
• What does the word part 'cerebell' refer to?

  Cerebellum
• What does the word part 'cerebr' signify?

  Brain (sometimes cerebrum)
• What does the word part 'myel' refer to?

  Spinal cord or bone marrow
• What does the word part 'mening' refer to?

  Meninges
• What are the components of the peripheral nervous system?

  • Afferent (sensory)
  • Efferent (motor)
  • Visceral
  • Somatic
  • Autonomic
  • Sympathetic
  • Parasympathetic
• What are some diagnostic tests for the nervous system?

  Superficial reflex, CSF analysis
• What does the word part 'pseud(o)' mean?

  False
• What does '-asthenia' refer to?

  Weakness
• What does '-algesia' signify?

  Sensitivity to pain
• What does '-lexia' refer to?


  Words or phrases
• What does '-orexia' mean?

  Hunger
• What are the types of headaches?

  • Tension
  • Cluster
  • Migraine
• What are examples of trauma-related conditions?

  • Craniocerebral trauma
  • Spinal cord injury (SCI)
  • Stupor
  • Hematoma
  • Cerebrovascular accident (CVA)
• What are the types of paralysis?

  • Hemiplegia
  • Diaplegia
  • Paraplegia
  • Quadriplegia
  • Monoplegia
  • Bell palsy
• What are some congenital and genetic disorders?

  • Meningocele
  • Meningomyelocele
  • Cerebral palsy
  • Huntington chorea
• What are examples of infections affecting the nervous system?

  • Meningitis
  • Encephalitis
  • Tetanus
  • Botulism
• What are types of tumors related to the nervous system?

  • Glioma
  • Meningioma
  • Neuroma
• What are seizure disorders?

  • Convulsions
  • Epilepsy
  • Narcolepsy