AUBFQE

Question 1

Seminal fluid viscosity is considered normal when

Answer 1

no clumps or strings are present and the specimen should completely liquefy within 30-60 minutes

Question 2

Which of the following results in Ehrlich’s test denotes high amounts of urobilinogen in the
urine?

Answer 2

deep red

Question 3

This disorder of the central nervous system is characterized by the presence of oligoclonal bands in CS protein electrophoresis,
increased IgG index, and the presence of myelin basic protein in CSF.

Answer 3

multiple sclerosis

Question 4

What is the most commonly used method of preservation for urine?

Answer 4

refrigeration

Question 5

Which of the following causes a purple stain in catheter b

Answer 5

Infection caused by Providencia species

Question 6

Among all proteins excreted in the urine, this is the most abundant and consists primarily of low-molecular-weight that have been filtered by the glomerulus.

Answer 6

albumin

Question 7

On macroscopic examination of the physical characteristics and pH of the seminal fluid specimen of a 32-year-old male, the following results were obtained:
Color: rusty
Liquefaction: >3 hours
Viscosity: pours drop by drop when falling from gravity from a pipette
Volume: 4.0 ml
pH: 7.2
Which of the above results s/are NOT normal?

Answer 7

Liquefaction time and color only

Question 8

Which of the following factors can cause an acidic pH reaction in the urine specimen?

Answer 8

all of the choices

Question 9

Which of the following casts will appear in the urine if the patient underwent excessive and rigorous training for an upcoming football tournament?

Answer 9

both granular and hyaline casts

Question 10

A male patient wonders if his vasectomy that was done 3 years ago was a success. He disclosed to you that he never got a chance to have his seminal fluid checked again and was
celibate. You, as the medical evaluator in charge, what preparations would you suggest?

Answer 10

No waiting periods. You can do the test now

Question 11

A normal appearance of a urine sample and a positive chemical test for blood with a positive microscopic finding for red blood cells will indicate the presence of what?

Answer 11

Microhematuria

Question 12

What type of microscope enhances visualization of elements with low
refractive indices such as hyaline casts?

Answer 12

Phase-contrast microscopy

Question 13

The formation of bile acids comes from cholesterol which is synthesized from what organ?

Answer 13

liver

Question 14

What color is produced at the zone of contact in the Smith’s test for urine bilirubin?

Answer 14

green

Question 15

What do you call degenerated renal tubular epithelial (RT) cells containing lipids inside of them which are
found in nephrotic syndrome?

Answer 15

oval fat bodies

Question 16

A sperm showing motility with a slower speed and some lateral movements will be graded as what?

Answer 16

3.0

Question 17

What part of a microscope is used to control the sharpness of the image at 400x magnification?

Answer 17

Fine adjustment knob

Question 18

If the reason for pleural effusion is because of congestive heart failure, how will you classify it?

Answer 18

transudate

Question 19

Which of the following is NOT a cause of polyuria?

Answer 19

dehydration

Question 20

What abnormal crystal in urine has a “ladder-shaped” appearance?

Answer 20

cholesterol

Question 21

After using the microscope which of the following should be done:
1. Wipe the objective lenses with lens paper
II. Cover the microscope with a dust bag
III. Directly pour the alcohol on the stage to ensure thorough disinfection
IV. Leave the microscope plugged on for the next user

Answer 21

I and II only

Question 22

Catheterization is performed on a patient who is having difficulty urinating. It has decreased transitional epithelial cells or rothelial cells.

Answer 22

First statement is true, second statement is false

Question 23

A physician performed a lumbar tap however, the CS collected was inadequate hence called a dry tap. One tube only is collected.
Which of the following precautions must be performed for the CSF sample?

Answer 23

It should be tested first in the Microbiology section. After that, the same specimen can then proceed to other sections of the
laboratory

Question 24

What is the principle of the reagent strip pad for blood?

Answer 24

peroxidase-like activity

Question 25

What physical determinant of urine can give a rough estimate of its concentration?

Answer 25

Color

Question 26

An increased number of lymphocytes in CSF is usually seen in what condition?

Answer 26

fungal meningitis

Question 27

What is the clinical significance indicated by a positive leukocyte esterase test?

Answer 27

urinary tract infection

Question 28

In the determination of levels of urinary calcium, what is the name of the fine white precipitate that forms if the test turns positive in the Sulkowitch test?

Answer 28

calcium oxalate

Question 29

Which of the following BC morphologies indicate glomerular damage to the kidneys?

Answer 29

dysmorphic

Question 30

A spike in 450 m was observed after an amniotic fluid was subjected to spectrophotometry. What does it indicate?

Answer 30

Fetus is suffering from hemolytic disease of the newborn.

Question 31

What species of Candida is associated with the presence of sugar in urine?

Answer 31

Candida albicans

Question 32

A brown pleural fluid is alarming as this could be indicative of what condition?

Answer 32

hemothorax

Question 33

An elderly woman named Cassidy Boo was experiencing elbow pain for the past three months. Her physician requested blood and synovial fluid analyses. Blood results came out and it showed negative for the presence of rheumatoid factor and anti-nuclear antibodies. Synovial fluid results showed decreased glucose level with elevation in WBC count. Moreover, thin needle-like crystals were observed in her synovial fluid upon microscopy. The said crystals were subjected to polarizing microscopy and were able to polarize light in a negatively birefringent way. Which of the following pairings correctly identifies the said crystal and its corresponding clinical significance?

Answer 33

monosodium rates - gout

Question 34

A 48-year-old male patient goes to the hospital with his home nurse bringing with them a properly stored sample of his urine. The total collected urine has a volume of 1,580 ml in 24 hours. With a plasma creatinine of 1.0 mg/dL and urine creatinine of 120 mg/dL, solve for the patient's creatinine clearance rat

Answer 34

132 mg/dL

Question 35

hCG stimulates the production of what hormone/s in the female body?

Answer 35

Estrogen and Progesterone

Question 36

Reagent strips are the rapid means of performing chemical analysis on urine. The reactions are interpreted by comparing the colors produced on the pad.

Answer 36

Both statements are true.

Question 37

Which of the following statements about urobilin is correct?

Answer 37

.Urobilin is a brown pigment that is a product of urobilinogen oxidation

Question 38

Which of the following is the first indicator of early renal disease when present in an increased amount?

Answer 38

protein in the urine

Question 39

All of the following parts of the microscope under magnification system, EXCEPT:

Answer 39

Condenser

Question 40

The patient came into the laboratory complaining of fever and pain while urinating. Which of the following reagent strip pads may have positive results?

Answer 40

protein, leukocyte esterase, and nitrate

Question 41

Bence Jones Protein precipitate only in which of the following temperatures?

Answer 41

40 degrees Celsius to 60 degrees Celsius

Question 42

Temperature corrections are usually done using a urinometer. Which temperature correction is correct?

Answer 42

For every 3 degrees Celsius that the urine temperature is above the calibration temperature, add 0.001 to the specific gravity reading.

Question 43

How many days does it take for the process of spermatogenesis to be completed?

Answer 43

approximately 90 days

Question 44

What portion of the reagent strip uses a double indicator system of methyl red and bromthymol blue?

Answer 44

рн

Question 45

What happens when hydrogen peroxide is added to a mixture of urine with hematuria plus benzidine solution?

Answer 45

decomposition of hydrogen peroxide and oxidation of benzidine

Question 46

Granules inside WBCs in hypotonic urine develop a Brownian movement. What do you call WBCs exhibiting this phenomenon?

Answer 46

glitter cells

Question 47

Which of the following characteristics of synovial fluid would alarm the attending physician?

Answer 47

a <10 mg/dL difference between blood glucose and synovial fluid glucose

Question 48

What urine test only detects specifically the presence of the ketone body called beta-hydroxybutyric acid?

Answer 48

Hart's test

Question 49

This type of urine collection involves the insertion of a sterile catheter through the urethra into the bladder

Answer 49

Catheterized urine collection

Question 50

What crystal resembles a coffin lid or picture frame appearance?

Answer 50

Triple phosphate

Question 51

What term denotes the newborn's first bowel movement that causes green coloration of the amniotic fluid?

Answer 51

meconium

Question 52

There are many types of urine containers. Which of the following is the best container for routine urinalysis?

Answer 52

Clean, dry, leakproof containers with screw top

Question 53

What is the reagent used for the quantification of urine proteins in Esbach's test?

Answer 53

picric acid

Question 54

What is the positive reaction if urobilin is present in the urine with Schlesinger's test?

Answer 54

Green fluorescence

Question 55

When using the Eosin-Nigrosin stain in assessing sperm viability, how would a medical technologist identify dead sperm cells?

Answer 55

Dead sperm cells stain red against a purple background.

Question 56

The kidneys, ureters, urinary bladder, and urethra belong to what system of the human body?

Answer 56

urinary system

Question 57

After a successful lumbar tap, what department is tube labeled 1 routinely sent to?

Answer 57

Chemistry

Question 58

A patient named Akito Sohma was rushed to the emergency department for severe pain and swelling in the left knee. The attending physician called the laboratory to have a medical technologist assist him during the joint fluid collection. What is the medical term for the process of collecting the said fluid?

Answer 58

arthrocentesis

Question 59

What color will the presence of Pseudomonas aeruginosa impart on the urine?

Answer 59

greenish-blue

Question 60

In the proximal convoluted tubules, ammonia is a byproduct of the breakdown of what amino acid?

Answer 60

glutamine

Question 61

One of the sperm function tests is assessing the ability of the sperm cells to penetrate an egg cell. Which of the following tests is performed by incubating the male sperm cells with the egg cells of this mammal and penetration is observed microscopically

Answer 61

hamster egg penetration

Question 62

A medical technologist performing Benedict's test for urine sugar would expect the results to range from which of the following visible colors? (colors below are arranged from Negative to 4+)

Answer 62

Blue to brick red

Question 63

Approximately 75% of the renal calculi that form in patients contain which of the following substances?

Answer 63

calcium

Question 64

What is this chronic autoimmune disorder that primarily attacks joints, causing synovitis and destroys the articular cartilage of the bones?

Answer 64

rheumatoid arthritis

Question 65

Analyze if a fluid effusion sample with fewer than 1000 cells/L and less than 3 g/dL protein is a transudate or an exudate

Answer 65

This is a transudate that is related to non-inflammatory mechanisms

Question 66

What is the preferred specimen type in microscopic urine examinations?

Answer 66

First available specimen

Question 67

A mother observed that her 2-week-old infant had red discoloration on his diapers. The infant also had stunted growth with evident cutaneous photosensitivity. Based on these symptoms and the result of the newborn screening test, it was found that the baby is suffering from acute intermittent porphyria wherein excessive porphyrins tend to accumulate in his blood and body fluids. Which of the following physical characteristics of urine would also support the diagnosis

Answer 67

* port-wine coloration of urine

Question 68

A strong mousy odor of a urine specimen could indicate

Answer 68

phenylketonuria

Question 69

Which of the following renal disorders frequently occurs following a bacterial infection of the skin or throat?

Answer 69

Acute glomerulonephritis

Question 70

Which of the following statements correctly describes polyhydramnios?

Answer 70

Total amniotic fluid is greater than 1200ml

Question 71

Consumption of red meat, nuts, legumes, beans or any food rich in purines will cause the appearance of what crystal in acidic urine?

Answer 71

Uric acid

Question 72

How many days of sexual abstinence should the patient observe prior to specimen collection

Answer 72

2-7 days

Question 73

What is the primary chemical affected by the renin-angiotensin-aldosterone system?

Answer 73

Sodium

Question 74

How are urine sediments acquired from urine specimens in test tubes?

Answer 74

Centrifugation

Question 75

Who introduced the incorporation of the concept of urinalysis as part of the doctor’s routine patient examination in 1872

Answer 75

Richard Bright

Question 76

In 45mL of total CSF in neonates normal?

Answer 76

yes

Question 77

What crystal appears as medusa or thorny apples?

Answer 77

Ammonium biurate

Question 78

What is the other name of the ehrlich's reagent

Answer 78

Para-dimethylaminobenzaldehyde

Question 79

What is the best method for semen ejaculation

Answer 79

Masturbation

Question 80

What is the anticoagulant of choice for synovial fluid if the physician requests for Gram stain and culture only

Answer 80

Liquid EDTA

Question 81

.Which of the following tests can be accompanied in the management of diabetes mellitus other than ketones?

Answer 81

Glucose

Question 82

A doctor asked for your assistance in obtaining a specific body fluid from a patient which is called the ascites fluid located between the serous membranes that cover the walls of the abdomen and pelvis. Upon analyzing what the doctor meant, the procedure falls under what process?

Answer 82

Arthrocentesis

Question 83

In the determination of levels of urinary calcium, what is the name of the fine white precipitate that forms if the test turns positive in the Sulkowitch test?

Answer 83

Calcium oxalate

Question 84

Abnormal crystals such as bilirubin, tyrosine, and leucine are graded in what lens objective?

Answer 84

HPO

Question 85

.The appearance of this substance in urine can provide an early indication of liver disease

Answer 85

Bilirubin

Question 86

What method in measuring urine specific gravity is considered obsolete due to the presence of mercury that is detrimental to our health if broken?

Answer 86

Urinometry

Question 87

What is the medical term for the pathologic accumulation of serous fluid in a body cavity?

Answer 87

effusion

Question 88

Both hemoglobin and myoglobin can yield a positive result on the reagent strip for blood. Both hemoglobin and myoglobin have peroxidase-like activity.

Answer 88

Both statements are true

Question 89

If the portion of the specimen was not collected, the same analysis will have abnormal

Answer 89

Sperm concentration

Question 90

.Based on what you learned in AUBF last semester, the kidneys play an important role in which of the following functions? 1. excretion of waste products 2. maintenance of acid-base equilibrium 3. regulation of water and electrolyte balance 4. control of blood pressure and fluid balance

Answer 90

1,2,3,4