Disorders, Injuries, and Effects of Drugs on the Nervous System (Grade 12 NSC Matric Life Sciences): Flashcards
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Alzheimer's disease reversibility
Alzheimer's disease reversibility
Irreversible once it begins
Most common age for Alzheimer's to appear
Most common age for Alzheimer's to appear
After age 60
Type of condition Multiple sclerosis is
Type of condition Multiple sclerosis is
Autoimmune condition
What immune system attacks in MS
What immune system attacks in MS
Myelin sheath (protective covering of nerves)
Typical age range for MS development
Typical age range for MS development
20-40 years old
Leading cause of nervous system injuries
Leading cause of nervous system injuries
Motor vehicle accidents
Ability of nerve tissue to regenerate
Ability of nerve tissue to regenerate
Cannot regenerate
Common outcomes of spinal cord injuries
Common outcomes of spinal cord injuries
Paralysis & loss of sensation below injury
How drugs affect nervous system
How drugs affect nervous system
Change neurotransmitter speed at synapses
Common side effects of drug use
Common side effects of drug use
↑heart rate, ↑blood pressure, ↓coordination, hallucinations