feeding Flashcards

(40 cards)

1
Q

hunger

A

psychological state of feeling hunger

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2
Q

appetite

A

psychosocial feeling of hunger and desire to eat

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3
Q

satiety

A

stomach is full and satisfied

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4
Q

fats

A

key energy source

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5
Q

carbohydrates

A

glucose and main energy source

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6
Q

proteins

A

provide essential amino acids

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7
Q

correlations between poor oral health and….

A

quality of life

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8
Q

chewing

A

evolutionary adaptive to allow humans to consume hard foods

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9
Q

taste

A

sweet, sour, salty, bitter, umami

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10
Q

hunger pangs

A

nearly always accompanied by contractions via man with balloon in his stomach study

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11
Q

gastric receptors

A

react to a ful land empty stomach, communicating with relevant area of hypothalamus

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12
Q

stretch receptors

A

transport messages to hypothalamus via the vagus nerve

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13
Q

cholecystokinin

A

upon release, closes the stomach and causes pressure stimulating the stomach glands

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14
Q

insulin

A

satiety hormone which is released from the pancreas immediately after eating

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15
Q

role of insulin

A

-makes sure macronutrients are digested
-facilitates protein synthesis to occur
-converts excess glucose into glycogen

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16
Q

ghrelin

A

hunger hormone which created the desire to eat

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17
Q

role of ghrelin

A

triggers hunger via increased amounts of orexins and neuropeptide Y

18
Q

insulin/ghrelin

A

as insulin levels decrease after eating, ghrelin is released

19
Q

leptin

A

produced by adipose fat cells

20
Q

role of leptin

A

hormone to maintain weight loss

21
Q

high levels of insulin

A

indicate ample nutrition, less desire to eat

22
Q

lateral hypothalamus

A

hunger centre

23
Q

ventromedial hypothalamus

A

satiety centre

24
Q

motivated food choice

A

-the way food appeals
-price, health, familiarity

25
food halo
-technique that supermarkets use to entice customers -overestimating healthiness of a food based on one characteristic
26
food aversions
typical after a bout of illness or pregnancy
27
environmental factors
increased proximity to fast food outlets in deprived areas
28
product placement
most expensive at eye level, packaging size, colour etc
29
social norms
adults typically eat more when in the presence of others social norms can influence the sensory appeal of foods
30
inhibitory control
key to being able to reset eating certain foods and to stop yourself overeating
31
eating slower
more likely to stay fuller for longer
32
gut brain axis
why we feel rubbish after eating unhealthy food
33
gut brain axis feedback loop
poor food choice - impacts gutmicrobiota- impacts mood- impacts what we eat
34
sugar
kills bacteria that's why it is used as a preservative
35
bad bacteria
releases chemicals which makes brain want more of the bad food
36
obesity
occurs when energy intake exceeds expenditure
37
epigenetics
genome sequencing has allowed investigations of genetic obesity
38
epigenetic dna
markers that tell the body to make more of something or less of something
39
overfed
when humans are overfed, more than 85% of stored excess energy is turned into fat
40
environmental factors
environment influences how your DNA is expressed