Definitions Flashcards

1
Q

Agonists

A

Receptor ligands which bind and then stimulate and effect

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2
Q

Antagonist

A

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

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3
Q

Phenotype

A

Observable characteristics of an individual resulting from the interaction of its genotype (genetic material) with its environment

A specific variable characteristic that’s observed

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4
Q

Genotype

A

The genetic make up of an organism

The genetic constitution of a characteristic

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5
Q

Dysphagia

A

Difficulty swallowing

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6
Q

Asphyxia

A

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

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7
Q

Incidence

A

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

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8
Q

Prevalence

A

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

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9
Q

Tachycardia / tachyarrhythmia

A

Fast heart rate

Resting heart rate above 100 bpm

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10
Q

Bradycardia

A

Slow heart rate under 60 bpm

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11
Q

Atrial fibrillation

A

Abnormal heart rhythm - rapid / irregular
Major cause of stroke
Electrical impulses fired from different places in the heart which override the hearts natural pacemaker

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12
Q

Heart arrhythmia

A

Irregular heart beat (bradycardia and tachycardia come under this)

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13
Q

Morbidity

A

The condition of being diseased

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14
Q

Epidemiology

A

Study of the distribution of health conditions in defined populations.

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15
Q

Polydipsia

A

Thirsty

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16
Q

Polyuria

A

Urinating more - particularly at night

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17
Q

Normally body temp

A

37 degrees Celsius

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18
Q

Skin turgor

A

Elasticity of skin

19
Q

Hypertension

A

High blood pressure

20
Q

Polyphagia

A

Excessive hunger

21
Q

Paresthesia

A

Burning or prickling sensation - tingling or numbness

22
Q

Retinopathy

A

Common cause of vision loss

Damage to retina

23
Q

Peripheral neuropathy

A

Damage to peripheral nerves

24
Q

Nephropathy

A

Kidney disease or damage

25
Q

Tachypnoea

A

Abnormally rapid breathing

26
Q

Tachycardia

Tachyarrhythmia

A

Heart rate above normal (over 100 beats per mins)

27
Q

Apnoea

A

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

28
Q

Stridor

A

High pitched wheezing sound

29
Q

Angina

A

Temporary chest pain, pressure or discomfort

30
Q

Hypertropy

A

Increase in size of skeletal muscle

31
Q

Hyperplasia

A

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

32
Q

Atrophy

A

Wasting away

33
Q

Hypoplasia

A

Underdevelopment of a tissue

34
Q

Metaplasia

A

Abnormal change in the nature of the tissue

35
Q

Ectopia / heterotopia

A

A tissue/organ in the wrong physiological place

36
Q

Hypoxia

A

Low tissue oxygen

37
Q

Hypoxemia

A

Low blood oxygen

38
Q

Syncope

A

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

39
Q

Myalgia

A

Muscle pain

40
Q

Malaise

A

Discomfort

41
Q

Calor
Dolor
Rubor
Tumor

A

Heat
Pain
Redness
Swelling

42
Q

Anabolic

A

Small to large molecules

43
Q

Catabolic

A

Large to small molecules

44
Q

Cholestasis

A

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.