Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
36 Cards in this Set
- Front
- Back
|
What is the theory on herbal extractions? 10marks
|
1. Withdraw from an organized structure
2. Using traction, suction, expression, distillation 3. Treatment with a solvent, chemical or physical 4. Removes constituents from the liquids |
|
|
Instructions on preparing a percolation?
|
Maceration
Pack 10% at a time Pack uniform and loose – not tight Out flow should be 1 drop per second |
|
|
Extraction rate of percolation is high or low?
|
High
|
|
|
5 common extraction methods ?
|
1. Infusion
2. Decoction 3. Maceration 4. Digestion 5. Percolation |
|
|
Principles of herbal extraction?
|
1. Cell moisture evaporates
2. Cell contents crystalise 3. Solvent is absorbed 4. Cell contents dissolves 5. Cell contents diffuse into solvent 6. Plant material and menstruum are separated – pressed |
|
|
Factors that determine extraction rate?
|
o Type of plant material
o Degree of comminution o Type of extraction process |
|
|
What is comminution?
|
Reducing particle size to a finer state
|
|
|
Methods of comminution?
|
o Grating
o Cutting o Slicing o Chopping o Trituration o Spray drying o Freeze drying |
|
|
Objective of comminution?
|
o Increases dissolve rate
o Enhanced absorption of drugs |
|
|
Is materia medica an official govt form?
|
Not in Australia
|
|
|
What are the vitamins in apricot kernal oil?
|
Vitamins A & E, EFA
|
|
|
Why do we use apricot kernal oil?
|
Anti microbial & carrier oil
|
|
|
How to make a cold oil infusion?
|
1. Alternate layers of cotton wool and fowers
2. Fill jar with olive oil 3. Seal and leave in dark cool place for 1 month 4. Press, filter & store |
|
|
What is the difference between lozenges and pastilles?
|
o Lozenges solid, candy like
o Pastilles are softer than lazenges |
|
|
What are the 2 types of enemas?
|
o Cleansing – to flush out bowel
o Retention – increase absorption of herbs |
|
|
How do you stop an emulsion crème from cracking (separation)?
|
Add emulsion (glycerine) to increase aqueous, lower surface tension & bind.
|
|
|
Why do we use pessaries?
|
Vaginal cavity
Direct absorption of medicinal aspects |
|
|
What does ARTG stand for?
|
Australian register of therapeutic goods
|
|
|
2 things that ARTG does re: herbal medicine?
|
Maintains a register of medicinals
Regulates the manufacture, import and sales of herbal medicines |
|
|
What are glycetracts
|
Medicine in glycerine
|
|
|
What is good menstruum for alkaloids?
|
Vinegar
|
|
|
What is good menstruum for muselage?
|
Water
|
|
|
What is a good menstruum for tannins?
|
Water
|
|
|
When would you use a water based prep?
|
• Hot water for fevers
• In diarrhoea • Diuretic • Diaphoretic • Cystitis |
|
|
What is macroscopic identification?
|
look
Smells Adulteration Fungus Do you have the correct plant Species |
|
|
How does the menstrum concentration effect dose?
|
Menstrum concentration affects dose
Possibility of incorrect dose. |
|
|
Why would you use a fresh plant tincture?
|
• Drying loses potency
• Enzymes degrade • Energy lost • Example - Tropaeolum Majus (Nasturtium) |
|
|
What herbs do you ferment?
|
• Vanilla
• Gentian |
|
|
What would you do to a mild to moderate burn?
|
• Use Cream
• Aloe gel and lavender oil • Slippery elm compress |
|
|
What could you use for mouth ulcers?
|
• Zinc lozenge
• Propolis • Gargle |
|
|
What would you use for tonsillitis?
|
• Gargle
• Spray • Lozenge |
|
|
How much sugar would you put in to preserve a syrup?
|
50%
|
|
|
Advantages of using a creme?
|
Absorbs quickly
Cooling for red hot issues |
|
|
Advantages of ointment?
|
Slow absorption
lubricating Boils |
|
|
What are Succi good for (give examples?
|
• Nappy rash
• Chickweed / aloe Vera |
|
|
How much alcohol in Succi would you use?
|
3 parts juice
1 part alcohol 25% |
