Lipids Images Flashcards
What is this image?

Cholesteryl ester (wax)
What is this image?

Vitamin A ester (wax)
In phospholipids, what would the structure be called in this case?

Phosphatidic acid
In phospholipids, what would the structure be called in this case?

Phosphatidylethanolamine
In phospholipids, what would the structure be called in this case?

Phosphatidylcholine
In phospholipids, what would the structure be called in this case?

Phosphatidylserine
In phospholipids, what would the structure be called in this case?

Phosphatidylinositol
What is this image? What is its polar chemical structure called?

- Lecithin
- Choline
What is this image? What is its polar chemical structure called?

- Cephalin
- Ethanolamine
Fill in the 3 blanks.

- Phosphatidyl ethanolamine
- Phosphatidyl choline
- Phosphatidyl inositol
What is this image?

Cholesterol
What is this image?

Fundamental isoprene unit
What do these images represent?

Monoterpenes

Sesquiterpene
What does the star represent?

- An active methylene group
- Positioned between a conjugated and unconjugated double bond
What does this image represent?

Branched chain fatty acid (ex: Malvalic acid)
What does this image represent?

- Hydroxy acid
- 12-hydroxy-9-cis-octadecenoic acid
What does this image represent? What is its main use?

- Acetylenic fatty acids (triple bond)
- Antifungals
What kind of fatty acids do these oils represent?

Omega-6
What kind of fatty acids do these oils represent?

Omega-9
What kind of fatty acids do these oils represent?

Omega-3
What is this image? What is its abbreviation?

- Erucic acid
- C22:1 (13c)
Fill in the 4 blanks.

- Rapeseed
- Canola
- Olive
- Soy
What is this image?

An expeller
What kind of crystal does this image represent?

Beta-Prime
What kind of crystal does this image represent?

Beta
Which image has the lowest melting point? Which has the highest melting point?

- Lowest MP: right - middle since the kink separates the linear fatty acids
- Highest MP: left - bottom since it can flip over and still pack well
Which crystal structure is this?

Beta
Which crystal structure is this?

Beta-Prime
Which crystal structure is this?

Alpha
Which crystal structure is this?

- Hexagonal
- Alpha
Which crystal structure is this?

- Orthorhombic
- Beta-Prime
Which crystal structure is this?

- Triclinic
- Beta
Which crystal structure is this?

- Beta
- Stacked Chair
Which crystal structure is this?

- Beta-Prime
- Tilted tuning fork
Which crystal structure is this?

- Alpha
- Vertical Tuning Fork
Fill in the 2 blanks.

- Simple (Collapse)
- Cataclysmic (Chain Shift)
What are the crystal preferences of these oils?

Beta
What are the crystal preferences of these oils?

Beta-Prime
What can you produce stimulated cocoa butter from?
Hydrogenated cottonseed oil
What is the equation for the saponification value? What are the units?
- mg of KOH/1 gram of fat

What happens if the crystal used as enrobing fats in chocolate are in the beta form?
- Chocolate “bloom” – white spots and dull surface appearance
- They should be in the Beta-Prime form
What does this image represent?

Malonaldehyde
What do the electrons of triplet oxygen ressemble?

What do the electrons of singlet oxygen ressemble?

What is this antioxidant?

BHA
What is this antioxidant?

TBHQ
What is this antioxidant?

BHT
What is this antioxidant

PG
What is this antioxidant?

AP
What is this antioxidant?

Vitamin E (tocopherol)
What is this antioxidant?

Gossypol found in cottonseed oil
What does this image represent?

Glutathione
Does the arrow go up or down? What does that mean?

- The arrow points up
- The greater the reduction potential in mV the greater the species affinity for electrons and hence the greater its tendency to be reduced
What is this antioxidant?

BHA
What is this antioxidant?

BHT
What is this antioxidant?

PG (Propyl Gallate)
What is this antioxidant?

TBHQ
What is this antioxidant?

Gossypol
What is this antioxidant?

Sesamol
What is this antioxidant?

NDGA
What test does this mechanism correspond to?

Peroxide Value
What test does this mechanism correspond to?

Benzidine Test
What test does this mechanism correspond to?

TBA Test
What is this image?

Phosphatidylcholine
What is this image?

Lysophosphatidylcholine
What is this image?

Sphingomyelin