Drugs affecting the CNS and the Blood-Brain Barrier

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What property enables a drug to cross the blood-brain barrier more effectively?

Lipid solubility

Which drug induces sleep without causing loss of consciousness?

Hypnotic

What is the primary characteristic of narcotics analgesics?

Relieves pain and produces sleep

Which drug specifically prevents or suppresses epileptic convulsions?

<p>Antiepileptic</p> Signup and view all the answers

What is the term for a drug that affects the normal mental state and behaviors?

<p>Psychotropic</p> Signup and view all the answers

Which neurotransmitter is important for attentiveness, emotions, sleeping, dreaming, and learning?

<p>Norepinephrine</p> Signup and view all the answers

Which neurotransmitter triggers muscle contraction and stimulates the excretion of certain hormones?

<p>Acetylcholine</p> Signup and view all the answers

Which is a major excitatory neurotransmitter associated with learning and memory?

<p>Glutamate</p> Signup and view all the answers

Which inhibitory neurotransmitter is widely distributed in the neurons of the cortex and regulates anxiety?

<p>GABA (gamma-aminobutyric acid)</p> Signup and view all the answers

Which drugs are considered the drugs of choice in the treatment of anxiety partly because of their high therapeutic index?

<p>Benzodiazepines</p> Signup and view all the answers

Which type of drug can relieve pain without causing loss of consciousness?

<p>Analgesic</p> Signup and view all the answers

What is the term for a drug that prevents or suppresses convulsions?

<p>Anticonvulsant</p> Signup and view all the answers

Which characteristic makes a drug better able to diffuse across the blood-brain barrier?

<p>Lipid solubility</p> Signup and view all the answers

Which type of drug specifically prevents or suppresses epileptic convulsions?

<p>Anticonvulsant</p> Signup and view all the answers

What is the term for a drug that induces sleep without causing loss of consciousness?

<p>Hypnotic</p> Signup and view all the answers

Which drug type affects the normal mental state and behaviors?

<p>Psychotropic</p> Signup and view all the answers

Which neurotransmitter is involved in controlling movement and posture, modulating mood, and playing a central role in positive reinforcement and dependency?

<p>Dopamine</p> Signup and view all the answers

What is the primary function of GABA (gamma-aminobutyric acid) in the central nervous system?

<p>Regulating anxiety</p> Signup and view all the answers

What is the neurotransmitter that contributes to various functions such as regulating body temperature, sleep, mood, appetite, and pain?

<p>Serotonin</p> Signup and view all the answers

Which category of drugs is widely used in clinical anesthesia for anesthetic premedication?

<p>Anxiolytic and hypnotic drugs</p> Signup and view all the answers

What is the primary characteristic of anticonvulsants?

<p>Preventing or suppressing epileptic convulsions</p> Signup and view all the answers

Which neurotransmitter is important for attentiveness, emotions, sleeping, dreaming, and learning?

<p>Norepinephrine</p> Signup and view all the answers

What is the primary function of glutamate as a neurotransmitter?

<p>Learning and memory</p> Signup and view all the answers

What are the agents that cause some sedation and hypnotic properties and are often used clinically as both anxiolytic and hypnotic agents?

<p>Benzodiazepines</p> Signup and view all the answers

What is the term for drugs that affect the normal mental state and behaviors?

<p>CNS stimulants and hallucinogens</p> Signup and view all the answers

What is the term for an unpleasant state of tension, apprehension, or uneasiness that arises from an unknown source?

<p>Anxiety</p> Signup and view all the answers

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