neuro

• What is an interdisciplinary field?

  Connects different disciplines together
• How can losing a football game affect testosterone levels?

  It can reduce testosterone levels
• What does CNS stand for?

  Central Nervous System
• What is the function of the sympathetic nervous system?

  Initiates fight or flight response
• What does the parasympathetic nervous system do?


  Calms us down after stress
• What is the role of the somatic nervous system?


  Controls voluntary movement and processes stimuli
• What does the autonomic nervous system control?


  Unconscious body processes
• What are meninges?


  Fibrous tissues that protect the brain
• How many layers do the meninges have?

  Three layers
• What is the ventricular system filled with?


  Cerebral spinal fluid (CSF)
• What is the function of CSF?

  Protects the brain and ensures function
• What are the components of the ventricular system?

  • Lateral ventricles
  • Third ventricle
  • Cerebral aqueduct
  • Fourth ventricle
• What is the corpus callosum?


  A structure connecting the brain's hemispheres
• What does the choroid plexus do?

  Produces and clears cerebral spinal fluid
• How can the CNS be divided?

  Into four main parts
• What are the four main parts of the CNS?

  • Forebrain
  • Midbrain
  • Hindbrain
  • Spinal cord
• What is the role of the thalamus?

  Relay center for incoming brain information
• What does the hypothalamus control?

  ANS, endocrine system, and behavior
• What is the cerebral cortex?

  The outer layer of the brain
• What are the key structures of the limbic system?


  Hippocampus and amygdala
• What is the function of the hippocampus?

  Learning and memory
• What does the amygdala regulate?

  Emotional responses
• What is the function of the basal ganglia?


  Movement control
• What can damage to the basal ganglia cause?

  Parkinson's disease and tremors
• What is the role of the midbrain?

  Processes visual and audio information
• What does the tegmentum control?

  Arousal, attention, and muscle tone
• What is the hindbrain responsible for?

  Back part of the brain functions
• What does the cerebellum do?

  Combines sensory and movement information
• What is the function of the pons?

  Regulates sleep and arousal
• What does the medulla control?


  Vital functions like respiration
• What are primary sensory areas responsible for?

  Processing basic sensory information
• What are association areas responsible for?

  Complex mental processes and interpretations
• How many cranial nerves do we have?

  Twelve cranial nerves
• What are the types of neurons?

  • Sensory neurons (afferent)
  • Motor neurons (efferent)
  • Interneurons
• What do sensory neurons do?


  Detect changes and send info to CNS
• What is the role of motor neurons?


  Control muscle contractions and gland secretion
• Where are interneurons located?

  Entirely within the CNS
• What is the myelin sheath made of?

  80% liquid and 20% protein
• What are the nodes of Ranvier?

  Bare portions of the myelin sheath
• What is the function of the soma?

  Contains the nucleus of the neuron