Intro Flashcards

(32 cards)

1
Q

What is a drug?

A

A synthetic or non-synthetic substance synthesized outside of the organism that produces effects or alters bodily functions
- Used in the diagnosis, treatment or prevention of a disease or as a component of medication

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2
Q

What is pharmacology?

A

The study of drugs (their origin, chemistry, nature, effects and mechanisms of action)

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3
Q

What is an active ingredient?

A

The substance in a drug that is pharmacologically active

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4
Q

Why do drugs cause effects?

A

Due to their interaction with receptors (cellular molecules)

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5
Q

What elements are relevant to the ability of drugs to act as receptors?

A

Drug size, atomic composition, charge and shape

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6
Q

What are pharmacodynamics?

A

The action of a drug on the body through its receptor interactions (biochemical & physiological effects)

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7
Q

What are pharmacokinetics?

A

The action of the body on a drug (drug’s absorption, distribution & elimination)

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8
Q

What are the usages of plant compounds?

A

Ritualistic, religious or magical, medicinal, toxic or poisonous and recreational

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9
Q

What plant was used for ritualistic, religious or magical use? In what context?

A

Atropa belladonna (belladonna) used in the context of witchcraft

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10
Q

What were potions in the Middle Ages often prepared with?

A

Plants from the Solanaceae family

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11
Q

What are active compounds in plants of the Solanaceae family?

A

Atropine and scopolamine

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12
Q

What could the concept of witches ‘flying on broomsticks’ be associated to?

A

The hallucinogenic effects of the drugs of the Solanaceae plants
- They would rub plant potions on their legs and believed they were flying

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13
Q

What are ways drugs can be used during medicinal use?

A

To treat and cure diseases or to prevent them

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14
Q

What plant species had a medicinal use?

A

Willow trees (Salix babylonica)

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15
Q

Who recorded the medicinal use of willow trees?

A

Dioscorides in his De Materia Medica

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16
Q

What do willow trees have a history of treating?

A

Gout, rheumatism, toothache and earache

17
Q

What is the active ingredient in willow? What is it?

A

Salicin - a glycoside that is broken down into salicylic acid when ingested

18
Q

What is the synthetic version of salicylic acid called?

19
Q

What can toxic/poisonous plants be used for?

20
Q

How was Socrates murdered?

A

Using poison hemlock (Conium maculatum)

21
Q

What is the active compound of Conium maculatum?

A

An alkaloid called coniine

22
Q

What compound was involved in the death of Georgi Markov? What plant does it come from?

A

Ricin - a protein
Found in Ricinus communis (castor bean/oil plant)

23
Q

What is lectin?

A

A carbohydrate-binding protein

24
Q

What are Castor plants also used for?

A

Ornamental purposes in gardens, or the oil is used in soaps, lubricants, paints, dyes, waxes, inks, etc. and used as a laxative

25
Can household plants be poisonous?
Yes, more than 80 are toxic (daffodils, mistletoe, tulip, tomato vines, etc.)
26
What are symptoms from toxic plants?
Mild stomach ache, skin rash, throat swelling, organ failure and death
27
Who is Carl Linnaeus?
Founder of the binomial nomenclature
28
What can nomenclature help distinguish?
Toxic and non-toxic organisms that belong to the same family (ex: bluebells)
29
What are important phyla in the fungi and plantae kingdoms?
Fungi, phylum Ginkgophyta, phylum Cycadophyta and phylum Gnetophyta
30
What are angiosperms? What phylum do they belong to?
They are flowering plants - phylum Anthophyta
31
What plant is commonly know for recreational drug use?
Cannabis sativa
32
Why were new classes of cannabinoid substances created? What are their uses?
For research purposes - potentially used in treating pain without inducing tolerance or withdrawal but mostly used recreationally (results in hospitalization - very dangerous)