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18 Cards in this Set

  • Front
  • Back

Brain stem

Where the spinal cord meets the brain.


Includes the medulla oblongata, pons and mid brain


Regulates cardiac and respiratory function, maintaining consciousness, sleep cycle and eating


All the nerves to and from the rest of the body pass through here.


10 of the 12 cranio-facial nerves come from the brainstem

Reticular formation

A set of inter-connecting nuclei found throughout the brainstem

Reticular Activating System


Definition

aaa

Mid-brain

Associated with vision, hearing, alertness, motor control, sleep cycle and temperature regulation

Pons

bbb

Meiosis

Effects changes in DNA composition

Genotype vs Phenotype

Genetic design vs noticeable characteristics

Hypothalamus

Controls unconscious activities of various organs like the heart, lungs, digestive tract, and excretory system

sympathetic system

Autonomic nervous system


  • Controlled by the Hypothalamus
  • Responsible for involuntary regulation of visceral organs
  • governed by

a) Parasympathetic system


b) Sympathetic system

Parasympathetic system

Stimulates the body to "rest-and-digest" or "feed and breed".

Sympathetic nervous system

Stimulates the body's fight-or-flight response

Limbic system


  • a complex system of nerves and networks in the brain, involving several areas near the edge of the cortex
  • concerned with instinct and mood.
  • controls basic emotions (fear, pleasure, anger) and drives (hunger, sex, dominance, care of offspring).

Lobes of cerebral cortex


  • Frontal lobe
  • Parietal lobe
  • Temporal lobe
  • Occipital lobe

Frontal lobe

nnnn

Parietal lobe

integrates sensory information of modalities:



  • spatial sense and navigation
  • sense of touch

Temporal lobe

nnnn

Occipital Lobe

nnnn