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M1- Chapter 4
| Term | Definition |
|---|---|
| Peristalsis: | involuntary, wave-like muscular contractions that move food, liquid, and other substances through the digestive tract and other tubular organs |
| Mydriasis: | dilated pupils |
| Miosis: | constricted pupils |
| Photophobia: | an abnormal sensitivity or discomfort in the eyes caused by exposure to light |
| Defecation: | the process of eliminating solid or semi-solid waste (feces) |
| Lacrimation: | the process of producing and releasing tears from the lacrimal glands |
| Agonist: | Drug that binds to the receptor and produces an effect |
| Antagonist: | Drug that attach to the receptor but do not elicit a response |
| Paralytic ileus: | condition where there is temporary loss of normal movement in the intestines: inability to pass food, gas, or stool through the digestive tract. |
| Hyperpyrexia: | extremely high fever (greater than 106.7 F) |
| Acetylcholine: | Is primarily involved in muscle activation, learning, and memory. |
| Norepinephrine: | is a neurotransmitter implicated in mood disorders like depression, but it is not as widely recognized as serotonin for its role in depression. More often associated with attention and alertness |
| Serotonin: | neurotransmitter that plays a key role in mood regulation, sleep, appetite, and other physiological processes. Low levels are most commonly associated with depression |
| Drugs: classification | Indication |
| *donepezil (Aricept)- Cholinergic | Alzheimer disease |
| *pilocarpine (Salagen)- Cholinergic | Xerostomia caused by radiation therapy. |
| *epinephrine (Adrenalin, Primatene, EpiPen)- Adrenergic Agonist | Anaphylactic reactions Vasoconstrictor to prolong local anesthesia |
| *norepinephrine (Levophed)- Adrenergic Agonist | Severe hypotension, cariogenic or septic shock |
| *methylphenidate (Ritalin)- Adrenergic Agonist | ADHD |
| *atropine (AtroPen)- Anticholinergic | Reduction of Salivation |