VERIFIED ANSWERS
Which is the most critical part of a biological safety cabinet?
a. location in the laboratory
b. high efficiency particulate air filter
c. personal protective equipment
d. power source available - ANSWER>>High Efficiency Particulate Air Filter
what is the function of a catalyst in a anaerobic jar?
a. keeps excessive condensation from forming
b. keeps toxic levels of carbon dioxide from building up
c. only works properly when damp
d. combines residual oxygen with hydrogen to form water - ANSWER>>combines residual
oxygen with hydrogen to form water
what is a micron?
a. 0.00001 mm
b. 0.001 mm
c. 0.01 mm
d. 0.0001 mm - ANSWER>>0.001 mm
what is 10^3 - ANSWER>>100
how much sodium chloride is required to make 300 ml of a 5 % solution? - ANSWER>>5/100 =
x/300 = 5(300)/100 = 15 g
which endocrine test is not performed on a 24 hour urine?
a. VMA
B. TSH
C. BJ PROTEIN
D. 17 KS - ANSWER>>BJ PROTEIN
which is detected by a pregnancy test?
a. prolactin
b. FSH
c. oxytocin
,d. HCG - ANSWER>>HCG
which urine chemical test results is associated with hepatic dysfunction?
a. protein trace
b. SG 1.025
c. glucose positive
d. blood positive - ANSWER>>protein trace
which backup test is used to confirm a positive protein in urine?
a. ictotest
b. ssa test
c. clinitest
d. acetest - ANSWER>>SSA test
which analyze requires the use of a 24hr urine preservative?
a. cortisol
b. protein
c. creatinine clearance
d. VMA - ANSWER>>VMA
which clinical condition is associated with increased uric acid levels?
a. gout
b. rectal cancer
c. liver disease
d. prostatic cancer - ANSWER>>gout
wich organisms are demonstrated with ZN stain?
a. ova and parasites
b. yeast
c. acid fast bacilli
d. fungus - ANSWER>>acid fast bacilli
which reagent is used as a dye trapping agent mordant in the Grams stain?
a. lugols iodine
b. grams iodine
c. acetone alcohol
d. crystal violet - ANSWER>>grams iodine
,which structure carries urine from the bladder to the outside of the body?
a. renal pyramid
b. urter.
c. urethra
d. vas deferens - ANSWER>>urethra
which applies to the 24 hr urine collection?
a. emptying bladder immediately before starting collection
b. discarding the last specimen of the day
c. never adding a preservative to the container
d. sterilizing the specimen after collection - ANSWER>>emptying the bladder immediately
before starting collection
what is the next step when a patient requests their test results?
a. have him phone their physician
b. give him the test results yourself
c. make an appointment for him
d. tell him that the tests results are not back yet - ANSWER>>have him phone their physician
which urine chemistry test may be positive in a patient with uncontrolled diabetes mellitus?
a. nitrate and protein
b. glucose and ketones bodies
c. glucose and nitrate
d. protein and ketone bodies - ANSWER>>glucose and ketone bodies
which is not a standard sized flask?
a. 25ml
b. 500 ml
c. 85 ml
d. 1000 ml - ANSWER>>85 ml
which refers to centrifuge speed? - ANSWER>>rpm
what is the comment term for cerebrovascular accident?
a. heart attack
b. stroke
c. aneurysm
d. arrhythmia - ANSWER>>stroke
, what is the equivalent of 52.3kg?
a. 24lb
b. 523 lb
c. 105 lb
d. 115 lb - ANSWER>>kg--lb
52.3 x 2.2 = 115 lb
what is found in the small intestine?
a. jejunum, colon, ileum
b. duodenum, jejunum, cecum
c. duodenum, jejunum, ileum
d. duodenum, colon, celum - ANSWER>>duodenum, jejunum, ileum
what is detected by the focal occult blood test?
a. parasites and their ova
b. bleeding hemorrhoids
c. gastrointestinal pathogens
d. colorectal cancer - ANSWER>>colorectal cancer
which test is not associated with the Transfusion Science Lab?
a. crossmatch
b. group and rh
c. glycolated hemoglobin
d. direst antiglobin test - ANSWER>>glycolated hemoglobin
which blood collection tube is collected for "crossmatch"
a. lavender
b. light blue
c. gray
d. green - ANSWER>>lavendar
which part of the cells contain chromosomes?
a. cytoplasm
b. golgi apparatus
c. organelles
d. nucleus - ANSWER>>nucleus