Week 1 Biocultural Perspective of the Human Diet Flashcards

1
Q

What is nutritionism?

A

views food only as a vehicle for essential micro-nutrients and value is seen only through its nutrients.

  • recommendations for amounts of nutrients in the diet
  • mandatory nutrient facts table
  • mandatory food fortifications
  • vitamin and mineral supplements are a multi billion dollar industry
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2
Q

What is a cuisine?

A

A cuisine is a style of cooking associated with a specific culture or geographic region. it is characterized by distinctive ingredients, methods of food prep and dishes

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3
Q

How do humans interact with food?

A
  • do not consume pure elements we get them from food
  • eating is a social activity and meals
  • eating is influenced by social and cultural factors
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4
Q

How is eating a social activity?

A
  • decisions about eating (who, what, when, where, why) are powerfully influenced by social contexts
  • meals are central to social structure and group identity
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5
Q

How is eating infleucned by social and cultural factors?

A
  • food is an important part of hospitality
    • inviting friends to your house
  • food is used in worship to connect people with their deity
    • special meals at Christmas time or passover
  • food is used to celebrate
    • birthday cake, job promotion
  • people intentionally choose to without food (religious fasting)
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6
Q

How can humans overcome innate taste aversions and likes?

A

humans have innate liking for sweet foods and rejection for bitter foods, although the liking of bitter foods can be aquried through repeated exposure, social prompting and social approval. likewise, people may reject sweet foods to lose weight or for health reasons

  • right from get go babies drink breast milk which is full of sugar
  • bitter foods contain alkaloids which body wants to avoid as child but can overcome that aversion
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7
Q

How are humans unique in terms of eating?

A

dietary diversity and flexibility

  • we like variety which ensures maximal exposure to food to meet our needs. Can live basically pole to pole and we are very adaptable to environments.
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8
Q

What is the controversy with colustrum?

A

colustrum is a mothers first milk which a lot of people discard because it looks gross and some think it is bad. It is actually essential for the newborn however and is yellow precisely because it has caretenoids.

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9
Q

How does alcohol consumption vary globally?

A
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10
Q

What is an example of a food that humans eat that is potentially dangerous?

A
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11
Q

What are examples of how food has symbolic value?

A
  • chinese new year
  • lucky iron fish
    • Concerned about level of anemia in Cambodia and they are poor and mostly rice and fish. Iron in bodies is about 3-4 grams (American penny) in the Hb of RBC’s and very important. Cook food in cast iron it leeches in the food so gave them a piece of iron to put into the cooking pot and fish symbolized good luck and about 7mg of iron will leech into the food
      reccomendations:
      men: 8mg a day
      Women: 18mg a day
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12
Q

What are examples of food as medicine?

A
  • traditional chinese medicine
  • Ayurveda
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13
Q

How si food esthetics improtant to humans?

A
  • food is used as art (Thai food carvings)
  • Food can ve artfully arranged on plates
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14
Q

Biological approach to human nutrition

A

‘biology matters’ this approach focuses on human evolution and how it influences what humans eat

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15
Q

Cultural approach to human nutrition

A

‘culture matters’ the approach focuses on the cultural explanations for what humans eat

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16
Q

Biocultural approach to human nutrition

A

‘biology and culture matters’ this approach is interested in how culture and biology intersect

17
Q

What is culture?

A
  • all the information that individualas acquire from others by a variety of social learning processes including teaching and imitation
  • culture includes the suctoms, religious beliefs, traditions and behaviours that are shared by a group of people
    • food customs (food eaten and food prep)
    • religious dietary practices
18
Q

Gene-culture coevolution

A
19
Q

Gene-culture adaptation to starchy diet

A
  • the agricultural revolution increased the number of starchy plant foods in the human diet
  • cooking allowed complex carbs in plants to be included in the diet
  • increased copies of AMY1 gene permitted efficient starch digestion
  • increased copies of AMY1 gene encouraged more starchy foods to be planted and consumed
20
Q

How have our starchy diets influenced other animals?

A

Dogs

  • Eat same food as humans do eating our discards incudling starchy foods and because of that they have changed genetically as well and have increased amylase in their saliva
21
Q

Facts abouth human dietary practices

A