Food Choice
A chemical reaction occurs whent the body can't break down certain substances
What is food intolerance?
This browning reaction occurs between proteins and sugars
What is the Maillard reaction?
This presevation method works by removing water
What is dehydration?
Food systems contribute to thriving local economies and sustain the livelihoods of people working in the food sector
What is economic sustainability?
A qualitiative way of evaluating foods that uses descriptors of the food's qualities
What is sensory analysis?
An immune system response to a food component
What is a food allergy?
Occurs when amino acid chains unfold
What is denaturation?
Occurs when proteins form a 3D network that can hold water
What is gelation?
The right individuals and communities to have control over their food systems
What is food sovereignty?
The temperature range of the danger zone
What is 5-60*C?
Followers of this dietary law cannot consume alcohol, carnivorous animals, and pork products.
What is halal? (Islamic dietary law)
This browning reaction requires polyphenol oxidase
What is enzyatic browning?
measures the unbound or "free" water that can be used for microbial growth
What is water activity (Aw)?
Tougher cuts of meat have more of this
What is connective tissue?
The pH threshold between low-acid and high-acid foods
What is 4.6?
This nutrient attracts water into the blood stream, and an excess can lead to high blood pressure (hypertension)
What is sodium?
This method of dehydration is very energy intensive and requires expensive equipment
What is freeze drying?
Key principles of this preservation method are microbial destruction and air tight sealing
What is canning?
This method of aquaculture has minimal environmental impact, and is used to produce shellfish
What is long line aquaculture?
Occurs when a food is deemed unfit for consumption after sensory changes occur as a result of microbial and enzymatic activity
What is food spoilage?
Followers of this dietary law can not consume dairy and meat together
What is kosher? (Jewish)
This method of preservation involves controlled microbial growth to create an environment that prevents pathogen growth
What is fermentation?
This method of canning is used for low-acid foods
What is pressure canning?
A wall or curtain of netting that hangs in the water, with the size of the netting determines the size of fish that get caught
What are gillnets?
This bacterium can grow in improperly canned low-acid foods
What is Clostridium botulinum? (botulism)