Explain the function of each of the following terms:
Neuron- basic structural unit of the nervous system- Draw and label a neuron
Dendrite
Receptor
Pre-Synaptic
Synapse/synaptic cleft
Post-synaptic
Neuron, cell body
Axon
Terminal
Terminal vesicles
Neurotransmitters
Reuptake
Metabolizing enzymes
Understanding how receptors function:
Agonist
Antagonist
CNS
Brain Stem
Cerebellum
Cerebral Cortex
RAS
Basal Ganglia
Hypothalamus
Limbic System
Hypothalamus
PNS
Somatic nervous system
Sensory information neurons-(afferent)
Motor neurons-(efferent) voluntary actions
Autonomic Nervous system (ANS)
Sympathetic
Parasympathetic
Match the terms in the left column to the short definitions in the right column:
| Abstinence
Experimental use
Situational use
Misuse/ Abuse
Dependency
|
__________________ Obsessive or compulsive drug use __________________ Drug use in stressful circumstances _________________Drug use for curiosity or Peer pressure __________________Drug use causes problems __________________No drug use at all |
Chapter 5 – How and why drugs work
Write a short definition in your own words for the following terms:
- Threshold Dose
- Effect/side effect
- Safety Margin
- Lethal Dose
- Potency
- Toxicity
- Metabolize/ biotransformation
- Half Life
- Tolerance
- Cross tolerance
- Adaptive Process: Pharmacodynamic tolerance (Drug dependence)
- Withdrawal
- Synergistic (potentiate) Drug Interaction
- Antagonistic Drug Interaction
- Name 2 main symptoms of Physical Dependence
- Name 2 main symptoms of Psychological Dependence
Method of Description Onset
Administration (what happens ) (how fast)
|
oral |
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snorting |
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intraveneous |
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smoking |
- Elimination and Metabolism:
All drugs are metabolized (broken down) by the _____________(organ of the body).
- Most metabolites are excreted out of the body through _______________.
