Saliva Identification Flashcards
What fluids have HSA?
Perspiration, Tears, Breast Milk, Saliva
What fluids have HPA?
Seminal Fluid, Vaginal Secretions, Pancreatic Secretions, Feces
The Griess test, typically used for the identification and detection of Gunshot Residues, can be used to identify saliva because of the prevalence of _____________________ in saliva.
Nitrites
True or False:
Using an alternate light source, saliva fluoresces faintly at ~650 nm with yellow goggles.
False
What tests rely on enzymatic activity?
SALIgAE, Phadebas/Wurster-Laux
What tests rely on presence of amylase?
RSID
Amylase is produced by both plants and animals.
________
is primarily produced by plants, yeast, mold, and bacteria.
________
is primarily produced by humans and animals that have a diet of complex carbohydrates.
Beta amylase, alpha amylase
Which of the following component of saliva has NOT been used to identify saliva?
Mucus
True or False:
In cases of sexual assault when saliva is believed to have been used as a lubricant, anal/rectal swabs should always be screened for the presence of saliva.
False
Daily production of saliva ranges between….
0.75-1.5 Liters
Give at least two examples of types of forensic samples that may or should be tested for the presence of amylase/saliva.
Drinking glasses/bottles and bitemarks.
True or False:
Saliva is mostly composed of water.
True
Saliva is produced in two different types of epithelial cells:
_________
cells and
________
cells.
Mucous, serous
What is AMY1 associated with
HSA
What is AMY2 associated with
HPA
