Definitions Flashcards
Agonists
Receptor ligands which bind and then stimulate and effect
Antagonist
Receptor ligands which bind and don’t stimulate an effect (stops normal hormone binding)
Phenotype
Observable characteristics of an individual resulting from the interaction of its genotype (genetic material) with its environment
A specific variable characteristic that’s observed
Genotype
The genetic make up of an organism
The genetic constitution of a characteristic
Dysphagia
Difficulty swallowing
Asphyxia
Starvation of oxygen cause coma, death or suffocation e.g from choking
Incidence
Number of NEW disease cases in a given population in a given time frame
Prevalence
The proportion of a given population with a disease at a given time point.
Tachycardia / tachyarrhythmia
Fast heart rate
Resting heart rate above 100 bpm
Bradycardia
Slow heart rate under 60 bpm
Atrial fibrillation
Abnormal heart rhythm - rapid / irregular
Major cause of stroke
Electrical impulses fired from different places in the heart which override the hearts natural pacemaker
Heart arrhythmia
Irregular heart beat (bradycardia and tachycardia come under this)
Morbidity
The condition of being diseased
Epidemiology
Study of the distribution of health conditions in defined populations.
Polydipsia
Thirsty
Polyuria
Urinating more - particularly at night
Normally body temp
37 degrees Celsius