Chapter 15: Sensory Pathways and Somatic Nervous System

Question 1

Analgesia

Answer 1

The inability to feel pain while still conscious.

Question 2

Flaccid Paralysis

Answer 2

Weakness or loss of muscle tone as a result of disease or injury to the nerves innervating the muscles.

Question 3

Hyperalgesia

Answer 3

Increased sensitivity to pain that may be caused by damage to nociceptors or peripheral nerves.

Question 4

Pain Threshold

Answer 4

The lowest intensity of stimulation at which pain is experienced. It can vary among individuals.

Question 5

Pain Tolerance

Answer 5

The maximum pain level an individual can withstand. It can vary among individuals.

Question 6

Spastic Paralysis

Answer 6

The chronic pathological condition in which muscles are affected by persistent spasms and exaggerated tendon reflexes due to damage to motor nerves of the CNS.

Question 7

Syphilis

Answer 7

A STD, also called a STI, caused by the bacterium Treponema pallidum. Many of the signs and symptoms are indistinguishable from those of other diseases. Late-stage untreated syphilis can cause progressive degeneration of the posterior column pathway, spinocerebellar pathway, and posterior roots of the spinal cord.