Chapter 7,8,9 & Chocolate Flashcards
What is quality?
_____involves consumer references
_____involves price
____desribes properties of food that can be measured by food scientists
- Consumer acceptability
- Value
- quality
Quality characteristics
____are those detected by the five senses
_____are not important to consumers but are readily detected -safety & nutrition
- sensory characteristics
2. Hidden characteristics
Basic sensory quality \_\_\_\_combines taste and smell Color involves? Texture involves? Sound involves?
- flavor
- sight
- Touch
- Hearing
Taste
Taste is?
Basic tastes are salty, sweet, bitter, sour and ___ ?
____ is detected through the nose (orthonasally) and the back of the mouth (retro nasally)
- evaluation of flavor (two senses involved)
- unmani (savory)
- Aroma
Color
_______is sometimes overlooked because color is not always effective for determining safety
-color is still used as a means of?
- appearance
2. Rejecting product for poor quality
Qualities of food color
_____is the actual color (red,blue,green)
____(aka saturation) is the clarity and purity of the color
____is the range of lightness to darkness of a color
- Hue
- Chroma
- Intensity
Texture is \_\_\_\_ Chemical feeling factors Pungency - onions Heat-peppers Cool-method ASTRINGENCY -
- Another underrated characteristic but one that the consumers often use as a indicator of undesirable quality
- Unrise perisisimmon
"Heat" substances Capsaicin in chilies contribute to? Other compounds include: - - - \_\_\_\_\_\_\_relate to intensity -2 ooo in low heat chilies -70,000 in high heat chilies -1,000,000 in capsicum oleoresin
- A sensation of heat in many foods
- Gingerol in ginger, pipeline in black pepper, and isothiocyanates in mustard
- Scoville heat units
Food texture
____refers to the perception of food structure when held, touched or chewed
Texture is influenced by what?
____includes all the sensations in the mouth, from the first bite to chewing and swallowing
- Texture
- The structure of the food and the presence of texturizing ingredients
- Mouthful
Measuring quality -many measurements, but not all are made using \_\_\_\_ and are only estimates of reality -some measurements are made using? - -
- Instruments
- elavators
- sensory analysis
- brew master or wine maker
Quality Measurement Terms
_____is how close the estimate is to the real value
____ is how close that estimate is each time it’s measured
____is how effective the method is at detecting very small amounts
____is how important the measurement is to consumer acceptability
- Accuracy
- Precision
- Sensitivity
- Relevance
\_\_\_\_\_of the instrument used for measurements is also important and depends on several factors including: - - - -
- reliability
- installation, operator competence, calibaration, maintenance
Measurement situations
Safety is mainly measured by_____ and some tests or chemical and physical hazards
Nutritional label information is mainly based on____
______May include physical chemical or sensory testing
what is also tested?
- Microbiological testing
- Chemical analysis
- Sensory quality
- package integrity and content
Quality control involves inspecting _____ to make they meet standards and comply with laws and regulations
Inspection of every item:
Inspection of a statistical sample:
- Products
- fruit and carcasses
- cans, packages, sausages
Quality assurance considers the _____ when evaluating quality
Whole process
*testing at various points to control the process
Quality management defines what
QM_________ but also develops standards for what the consumer wants
Consumer input along wit _______
- Quality in terms of consumer acceptability
- Includes TQM
- Sales and marketing
Monitoring quality in a processing plant
_______ look at every carcass for signs of disease
Quality is more than can be seen so sampling for more testing is Bessarabia
What is the real goal?
- Inspectors
2. Process control
ISO Programs (international organization standardization) offers several programs
ISO 9000-
ISO 22000-
______ maintain trust for suppliers and manufacturers
- guidelines for specific processes to ensure quality
- addresses food safety
1. ?
Statistical process control an essential element of ______ and _______ that invites measurement of the effectiveness of a process or unit operation
______may be used to collect data during processing and a trend (up or down) may indicate when a proces will be out of control
- QA
- QM
- Sensors
- ***Hazard analysis and critical control point system is ? (HACCP)
- nasa, pills bury and U.S. ARMY Natick Labs created the concept (1995)
- national academy of science endorsed it
- national advisory committee for the microbiological criteria for foods named principles (1989)
- A science approach to present the production of unsafe foods
Hazards associated with food-borne illness
- biological hazards:
- chemical hazards:
- _________:bone, metal, glass, plastic, other foreign objects
- bacteria, molds, viruses, Protozoa, flatworms, round worms
- plant toxins, antibiotics, horomines, cleaners, lubricants
- physical Hazard
Principals of HACCP:
- conduct a hazard analysis
- determine critical points
- establish critical limits
- establish monitoring procedures
- establish corrective actions
- establish verification procedures
- establish record-keeping procedures
Sanitation
- a major obstacle to food quality and safety is_____
- Sanitation is all about keeping things______
- Product contamination
2. (Facilities, equipment, people, and materials) clean in order to reduce contamination
________is defined as the willingness to buy and eat a product
-it is more difficult to measure consumer attitudes than quality characteristics
Consumer acceptability