**Energy Metabolism Food Safety Flashcards Preview

Nutrition Semester 2 > **Energy Metabolism Food Safety > Flashcards

Flashcards in **Energy Metabolism Food Safety Deck (51)
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31

NTs/hormones reduced food intake

serotonin
CCK
insulin
glucagon-like peptide 1
bombesin
leptin

32

what must be added back into white & brown flour by law in uk (not wholemeal)

niacin, thiamin as removed in bran who milled

33

common antioxidants added to foods to prevent spoilage

C
E

34

name a nutrition problem with food fortification

excess folic acid could mask B12x deficiency

35

most common cause of gastritis worldwide

campylobacter spp

36

what 2 diseases can develop post infection of campylobacter spp

reactive arthritis
guillan barre syndrome

37

what is dysentery

blood/mucus in stools

38

major cause of diarrhoea and dysentary that causes ulceration in large intestine

shigella

39

commonly found in gut of humans/animals
many strains are harmless
transmitted through consumption of contaminated foods

E Coli

40

some strains are antibiotic resistant
can be life threatening in young/old
acute fever, d& v etc

salmonella

41

why should you avoid smoked salmon, soft cheese, pate if pregnant

listeria

42

listeria v mild but occasionally causes

meningitis

43

most common stomach bug
viral - anti-B's don't work

noro virus

44

POPS stands for

persistent organic poolutants

45

what defines POPs

highly resistant to degradation by biological, photolytic or chemical means

46

why do POPs accumulate in our fat

low water solubility
high lipid solubility

47

used to be sprayed on crops
still used for vector control
surpasses immune sx
linked to breast cancer
causes oestrogen-like alterations of reproductive development
thins birds egg shells - impacts reproduction

DDT

48

dioxins are pesticides found in fish
what conditions do they cause

fatigue
depression
personality changes
hepatitis

49

a carcinogen produced by starchy foods when heated at high temps for long durations

acrylamide

50

how are heterocyclic amines (HCAs) and Polycyclic aromatic hydrocarbons (PAHs), carcinogens, created when BBQing

-meat exposed to flame/high temp
-via smoke dripping from fat onto grill

51

what does carbohydrate-induced insulin secretion cause

^ in sympathetic activity
^ in energy expenditure