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IB Option D
Medicines and Drugs
40
Chemistry
11th Grade
12/11/2011

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Cards

Term
Line of defense against disease
Definition
Barriers: Skin, Mucus membranes, closures and openings of natural openings (lips, eyelids)

Attack invaders: White blood cells, blood clotting, the inflammatory response

Immune System: White blood cells produce antibodies, memory cells enable the body to fight repeat infections
Term
How do we fight diseases
Definition
Maximize effectiveness of the body's natural defense through drugs. Medicines supplement or natural healing process
Term
Drugs
Definition
A chemical that effects how the body works (for better or for worse)
Term
Medicine
Definition
A substance that improves health (natural or synthetic)
Term
Therapeutic effect
Definition
beneficial effect of medicines
Term
Drugs effects on the body
Definition
alterations of psych. state (consciusness), alteration of incoming sensation, alteration of mood or emotions
Term
Therapeutic Window
Definition
LD50/ED50
Term
LD50
Definition
Lethal dose to kill 50% of the population
Term
ED50
Definition
Effective dose needed to show change on 50% of the population
Term
Process of pharmaceutical company
Definition
Research, development, testing
Term
Placebo effect
Definition
Use of an inert pill in clinical tests in order to increase reliability of test (sugar pill)
Term
Side effect
Definition
an effect that is not intended
Term
Tolerance
Definition
the physiological response to the body adapting to the action of the drug
Term
Dependence
Definition
Physical ( a drug user's body becomes accustomed to a drug that it can only function normally when the drug is present)

Physiological(when a drug is so central to a person's thoughts)
Term
Subcutaneous
Definition
Local anesthetics(dental); injected directly under the skin
Term
intramuscular
Definition
Vaccines; into the muscle
Term
Intravenous
Definition
most rapid effect; directly into blood stream
Term
Other methods of administration
Definition
mouth (oral); inhalation; rectal
Term
dyspesia
Definition
indigestion (excess HCl)
Term
Treatment of indigestion
Definition
simple bases (metal oxides, hydroxides, carbonates and hydrogencarbonates)
Term
How do antacids works?
Definition
neutralizing the acid, preventing inflammation, relieve pain and discomfort
Term
Side effects of antacids
Definition
Magnesium can cause diarrhea; aluminum=constipation; absorption of phosphate can cause bone damage
Term
alginate
Definition
prevent heartburn
Term
anti-foaming agenTS
Definition
Prevent flatulence (most usual is dimethicone)
Term
analgesic
Definition
pain killer/fever reducer
Term
mild analgesic
Definition
intercepts pain at the source (prevents prostaglandin from being formed at the site of an injury or pain)
Term
strong analgesic
Definition
block pain receptors in the brain
Term
Aspirin
Definition
Side effect: stomach bleeding, Reye's disease in children; acidosis
ester group; caroxylic acid group
Term
Common strong analgesic
Definition
Morphine (poppy) , Codeine (natural), demerol (synthetic), heroin (poppy).
Term
Opiates have...
Definition
ketone group and an amine group
Term
Short term effect of opiates
Definition
Induce feeling of euphoria, dulling of pain, depress nervous system, slow breathing and heart rate, cough reflex inhibited, nausea and vomiting, high doses:Coma or death
Term
Long term effect of opiates
Definition
Constipation, lose sex drive, disrupts menstrul cycle, poor eating habits, Rick of diseases via shared needles, social problem
Term
depressants
Definition
depress the central nervous system by interferring the transmission of nerve impulses in the nerve cells. Slow does the functions of the body
Term
Short term effects of alcohol
Definition
relaxtions, confidence, increase sociability, dialtes small blood vessels in the eyes, impairs judgement and concentration, speech is slurred, loss of balance, loss of consciousness, death from inhalation of vomit.
Term
Long term effects of alcohol
Definition
liver damage (cancer and cirrhosis), coronary heart disease, high blood pressure, strokes, risk of dimentia, miscarriage during pregnancy, delirum tremens (severe shakes)
Term
Synergistic effects of alcohol
Definition
depresses the central nervous system
Term
Detection of alcohol in breath
Definition
acidified potassium dichromate crystams turn to Cr3+ in the presence of alcohol
Term
Infrared toximeter
Definition
C-H bonds, compared to 100cm^ of non-breath
Term
Stimulants
Definition
Chemically related to adrenaline (fight or flight hormone). "One which mimics the effect of stimulation on the sympathetic nervous system (sympathomimetic drug).
Term
Short term effect of stimulants
Definition
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