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Flashcards in Definitions Deck (44):
1

Agonists

Receptor ligands which bind and then stimulate and effect

2

Antagonist

Receptor ligands which bind and don’t stimulate an effect (stops normal hormone binding)

3

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

4

Genotype

The genetic make up of an organism

The genetic constitution of a characteristic

5

Dysphagia

Difficulty swallowing

6

Asphyxia

Starvation of oxygen cause coma, death or suffocation e.g from choking

7

Incidence

Number of NEW disease cases in a given population in a given time frame

8

Prevalence

The proportion of a given population with a disease at a given time point.

9

Tachycardia / tachyarrhythmia

Fast heart rate
Resting heart rate above 100 bpm

10

Bradycardia

Slow heart rate under 60 bpm

11

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

12

Heart arrhythmia

Irregular heart beat (bradycardia and tachycardia come under this)

13

Morbidity

The condition of being diseased

14

Epidemiology

Study of the distribution of health conditions in defined populations.

15

Polydipsia

Thirsty

16

Polyuria

Urinating more - particularly at night

17

Normally body temp

37 degrees Celsius

18

Skin turgor

Elasticity of skin

19

Hypertension

High blood pressure

20

Polyphagia

Excessive hunger

21

Paresthesia

Burning or prickling sensation - tingling or numbness

22

Retinopathy

Common cause of vision loss
Damage to retina

23

Peripheral neuropathy

Damage to peripheral nerves

24

Nephropathy

Kidney disease or damage

25

Tachypnoea

Abnormally rapid breathing

26

Tachycardia
Tachyarrhythmia

Heart rate above normal (over 100 beats per mins)

27

Apnoea

Muscles in throat relax during sleep which temporarily makes the patient stop breathing

28

Stridor

High pitched wheezing sound

29

Angina

Temporary chest pain, pressure or discomfort

30

Hypertropy

Increase in size of skeletal muscle

31

Hyperplasia

An abnormal increase in the amount of organic tissue resulting from cell proliferation

32

Atrophy

Wasting away

33

Hypoplasia

Underdevelopment of a tissue

34

Metaplasia

Abnormal change in the nature of the tissue

35

Ectopia / heterotopia

A tissue/organ in the wrong physiological place

36

Hypoxia

Low tissue oxygen

37

Hypoxemia

Low blood oxygen

38

Syncope

Temporary loss if consciousness due to insufficient blood flow to the brain

39

Myalgia

Muscle pain

40

Malaise

Discomfort

41

Calor
Dolor
Rubor
Tumor

Heat
Pain
Redness
Swelling

42

Anabolic

Small to large molecules

43

Catabolic

Large to small molecules

44

Cholestasis

Cholestasis is defined as a decrease in bile flow due to impaired secretion by hepatocytes or to obstruction of bile flow through intra-or extrahepatic bile ducts. Therefore, the clinical definition of cholestasis is any condition in which substances normally excreted into bile are retained.