The nervous system contains specialized cells called neurons that coordinate the actions of the body and transmit signals between different parts. It has two main parts: the central nervous system and the peripheral nervous system. The document also defines medical suffixes -plegia, meaning stroke or paralysis, and -algia, meaning pain or suffering, providing examples of medical terms that use each suffix.

1. Mark Villacrusis
Bio 120

2.  The nervous system is an organ system
containing a network of specialized cells
called neurons
 These neurons coordinate the actions of
our bodies and transmits signals between
different parts of the body
 Two parts : Central and Peripheral

3.  Suffix: -plegia
• Meaning stroke or paralysis
• Different types of –plegia
 Cardioplegia – paralysis of the heart
 Hemiplegia – paralysis on one side of his body
 Paraplegia – paralysis of the legs
 Quadriplegia – paralysis of all four extremities

4.  Suffix : -algia
• Meaning pain or suffering
• Different types of -algia
 Cervicalgia – neck pain
 Arthralgia – joint pain
 Cephalgia – headache
 Mastaglia – breast pain