10-15 Test Review Flashcards
Microscopic exam of stool mixed with Sudan 3, glacial acetic acid and then heated will show small orange red droplets that represent
Free fatty acid, soaps and natural fats
To determine if a questionable specimen is semen, what should the specimen be tested for?
Prostatic acid phosphatase
Absence of a normal sperm acrosome can:
Prevent penetration of ovum
What would an increase amount of prostatic fluid in a semen specimen do?
Decrease pH
What should sperm motility be after one hour?
50% or more motile
When using Kruger’s strict morphology criteria, what is the normal value?
Greater than 14%
Prior to reporting a post vasectomy specimen as negative for the presence of sperm, the specimen should be:
Centrifuged
Development of male antiseptic antibodies can be caused by:
Vasovasostomy, trauma and infection.
What is the predominant cell in normal synovial fluid
Mononuclear Cells
What does evaluation of sperm motility include?
Differentiations between forward and lateral movement.
Is a semen pH of 6.0 associated with a decrease in prostatic fluid
No
Which are the crystals found in synovial fluid during attacks of gout?
MSU (Monosodium urates)
When should semen analysis on post vasectomy patients be performed?
2 months post vasectomy until 2 samples are negative for spermatozoa
What is synovial fluid produced by?
Ultrafiltration of plasma
A clear yellow synovial fluid with good viscosity and a WBC count of 1000 should be classified as:
Non inflammatory (Class 1)
A milky- appearing synovial fluid can be associated with the presence of
Crystal induced Monosodium Urates (MSU)
Which crystals would most likely be present in conjunction with calcium pyrophosphate crystals in synovial fluid?
Hydroxyapatite, cholesterol and calcium oxalate
Why would a doctor most likely order a vaginal fluid analysis
Vaginitis
I’m the Ropes or mucin clot test, normal synovial fluid…
Forms a clot surrounded by clear fluid
Synovial fluid crystals seen in patients undergoing renal dialysis most commonly are
Calcium oxalate
Crystals frequently seen in patients joints with chronic inflammation are
Cholesterol
Fat droplets seen in synovial fluid are associated with
Traumatic injury and chronic inflammation
What is peritoneal lavage performed for?
Check for intra-abdominal bleeding
Exudate fluids usually result from
Infections of serous lining
The pathological accumulation of fluid in a body cavity is termed a/an
Effusion
The cells lining the the pleural cabities are primarily
Mesothelioma cells
What is semen viscosity most closely related too?
Specimen liquefaction
A decrease in the number of mesothelial cells seen on a pleural fluid diff indicates
Tuberculosis
A blood streaked pericardial exudate with an increased amount of neutrophils is indicative of
Bacterial endocarditis
Which test is valuable in the diagnosis of esophageal rupture?
Pleural fluid pH
A pericardial exudate from a patient with AIDS might be tested with
Acid fast stain
A peritoneal fluid with a positive CEA and a negative CA 125 indicates
Gastrointestinal
Amniotic fluid is formed by
Fetal urine, fetal cell metabolism, transfer of water across the placenta
A dark green amniotic fluid is associated with
Meconium
The presence of a fetal neural tube disorder may be detected by
Maternal Serum alpha-fetoprotein (MSAFP)
Vacuolated macrophages containing ingested neutrophils seen in synovial fluid are called:
Reuter cells
Pleural fluid can be better classified as to trasudative or exudative origin by
Fluid to serum cholesterol ratios
A primary function of amniotic fluid is
Protection of the fetus
Crystals that appear to be rhombic-shaped and are blue when aligned with the slow vibration of red compensated
Calcium pyrophosphate dihydrate (CPPD)
Amniotic fluid for lung maturity testing should be preserved
By refrigeration
When performing sperm morphology analysis on a semen specimens with a sperm concentration of 20 million, 10 spermatozoa are seen. The result is:
Indicative of abnormal sperm maturation
A cloudy, yellow-green synovial fluid with 100,000 WBCs, a predominance of neutrophils, and a decreased glucose should be classified as:
Septic (Class 3)
The presence of neutrophils containing dark granules in the synovial fluid is associated with
Rheumatoid Arthritis
What does a turbid synovial fluid with yellow-green color indicate?
Sepsis
The function of a serous fluid is
Provide lubrication between the serous membranes
Peritoneal fluid is collected by a procedure called
Paracentesis
How does hemolytic disease of the newborn endanger the fetus?
Destroys fetal RBCs
Stools from from persons with steatorrhea contains excess amounts of:
Stool fat
To differentiate between maternal and fetal blood in blood streaked amniotic fluid, the fluid is tested for:
Fetal hemoglobin
When performing the Apt test, a pink color that remains in the supernatant during testing may indicate
Fetal hemoglobin
What is meconium composed of?
Bowel constituents
Normal brown color of feces is produced by:
Urobilin
What is a black tarry looking stool indicative of
Upper GI bleed
The recommended specimen for quantitative fecal testing is
3-day 72- hour
The unpleasant odor associated with fecal analysis is caused by
Bacterial metabolism
Vaginal pH of 6.0 indicates what kind of infection
Bacterial
Test for fetal alpha-1 microglobulin protein is used to determine?
If the patient is suffering from fetal membrane rupture
The coefficient of fat retention should be
95%
Crystals seen in a stool after it has been mixed with acetic acid, Susan 3 stain and heated my be composed of:
Cholesterol
What is the test of choice for testing amniotic fluid from a biabetic patient for fetal lung maturity?
Amniostat FLM
Normal flora is part of which genus
Lactobacillus
When the specimen has not remained at room temp you can no longer perform the test for what (vaginal fluids)
Trichamoniasis
A pale frothy looking stool is indicative of
Excess amounts of fats
Which cellular elements are seen in patients with desquamative inflammatory vaginitis
Clue cells
Primary component of lung surfactant
90% phospholipid and 10%protein
Increased neutrophils in stool may indicate that the patient has
Salmonella
A female patient has genital itching, dysprosium, and chunky discharge. What test should the doctor order?
Wet prep
Amniotic fluid tests for determining fetal lung maturity?
Lecithin-Sphingomyelin ratio, lamellar bodies
An athrocentesis is performed on a patient with lupus erythematosus that produces a cloudy yellow fluid with 2000 WBCs, of which 55% is neutrophils. How should this fluid be classified?
Inflammatory
The term occult blood means
Hidden blood
Fetal fibronectin tests for?
Preterm labor
Which cellular element is seen in patients with candidiasis
Clue cells
