QUESTION 1 A stool sample should be sent for analysis while still warm and withi

Question

QUESTION 1

A stool sample should be sent for analysis while still warm and within 3 hours.

True

False

1 points   

QUESTION 2

Clients with C. difficile shold be placed in contact isolation and kept in private rooms or in shared rooms only with other clients with C. difficile.

True

False

1 points   

QUESTION 3

Rotovirus is not routinely cultured. The rotovirus is a double-stranded DNA virus and can be detected by _____.

enzyme-linked immunosorbent assay (ELISA),

enzyme immunoassay (EIA)

direct microscopy

All of the above

1 points   

QUESTION 4

Occult blood tests for the presence of blood in the stool as an indicator of gastrointestinal bleeding.

True

False

1 points   

QUESTION 5

Diarrhea can be caused by treatment of antibiotics that changes the normal flora in the intestines and that allows C. difficile to overgrow.

True

False

1 points   

QUESTION 6

Caution should be exercised in interpretation of results as the direct stool examination results may be altered by the following factor?

diet

medication

none of the above

Both a & b

1 points   

QUESTION 7

Clostridium difficile is a gram-positive, anaerobic organism that resides in colons of 2-3% of adults and 90% of infants.

True

False

1 points   

QUESTION 8

Stool studies are a common method for evaluation for ____.

the presence of gastrointestinal bleeding

normal physiological function

the abnormal presence of parasites

All of the above

1 points   

QUESTION 9

A microscopic examination is used to detect parasites that have infected the gastrointestinal tract. The parasites and their ova can be seen and identified by_____.

distinct shapes

sizes

internal structures

All of the above

1 points   

QUESTION 10

The average adult excretes _____ of feces every 24 hours.

200 - 300 grams

10-20 grams

1000-2000 grams

100 - 200 grams

1 points   

QUESTION 11

If a stool sample is to be checked for parasites, immediate transport to the laboratory is imperative.

True

False

1 points   

QUESTION 12

Which of the following is a function of the intestines?

digest food

absorb water and electrolytes

expel wastes

All of the above

1 points   

QUESTION 13

Any visible anomalies such as blood, pus or organisms should be included in the sample.

True

False

1 points   

QUESTION 14

Antibiotics and antacids can interfere with the bacterial growth in a stool specimen.

True

False

1 points   

QUESTION 15

During a Guiac Testing Procedure, a small amount of stool is smeared on a guiac-impregnated paper and a drop of fluid is added to the paper to detect hidden blood. What color indicates the presence of blood?

orange

brown

blue

green

1 points   

QUESTION 16

Ultrasound was first used in pregnancy to visualize the developing fetus and to listen to fetal heart tones. Current use includes visualization of many areas of the body including which of the following:

heart and blood vessels

musculoskeletal

pelvic and abdominal structures

Both a and c

1 points   

QUESTION 17

In which of the following cases might a Breast Sonogram or Ultrasound be used in place of a mammography?

if the patient is pregnant

patient has dense breasts

if the patient has silicon implants

All of the above

1 points   

QUESTION 18

A Coronary Ultrasonography is the same as an Echocardiogram.

True

False

1 points   

QUESTION 19

There has been evidence of adverse effects caused to fetus after use of Ultrasound.

True

False

1 points   

QUESTION 20

Ultrasound studies use soundwaves to produce an image of internal organs, tissues, and fetuses. The ultrasound waves bounce back from the body tissues, producing echoes that the transducer records and displays on a monitor as a picture or into audible sound which is known as the "Doppler method".

True

False

1 points   

QUESTION 21

Carotid Doppler or Carotid Sonogram is the only test needed to determine if a patient is in need of a carotid endarterectomy.

True

False

1 points   

QUESTION 22

A Transesophageal Echocardiogram (TEE) involves the passage of an ultrasound transducer into the esophagus. The ultrasound produces high-frequency sound waves to induce vibrations to visualize images of the heart. Which of the following is a potential complication to a TEE?

Aspiration

dysrhythmias

esophageal perforation

All of the above

1 points   

QUESTION 23

A Brain Ultrasound or Songram is used to evaluate and monitor which of the following:

hyrdocephalus

abnormal bleeding in the brain

cystic or solid tumors

All of the above

1 points   

QUESTION 24

The Obstetric Sonogram is used to determine the progress of pregnancy as well identify abnormalities in the pregnancy. In the first trimester, the scan may be done transvaginally.

True

False

1 points   

QUESTION 25

An Abdominal Ultrasound is used to detect and monitor abdominal aneurysms.

True

False

1 points   

QUESTION 26

Doppler Ultrasonography is used to evaluate and detect the following:

arterial aneurysms

small or large vessel occlusions

Raynaud's phenomena

All of the above

1 points   

QUESTION 27

The Ultrasound Procedure consists of the following:

correct positioning of the patient

moving the transducer over the skin (after gel as been applied to the skin) to assist in the conduction of the sound waves

recording the images or sounds that are produced

All of the above

1 points   

QUESTION 28

A score of less than 8 is a critical value for the Fetal Biophysical Profile.

True

False

1 points   

QUESTION 29

Which of the following parameters is not included in the fetal biophysical profile?

amniotic fluid volume

fetal heart rate

fetal anatomy

fetal muscle tone

1 points   

QUESTION 30

Which of the following records heart sounds externally?

phonocardiography

carotid doppler

retroperitoneal ultrasonography

transesophageal echocardiogram

enzyme-linked immunosorbent assay (ELISA),

enzyme immunoassay (EIA)

direct microscopy

All of the above

Explanation / Answer

1.False

Explanation : Stool samples need to be warm but sent within 2 hours and not 3 hours for analysis. This is because the bacteria in the stool sample can grow, multiply and change if the given guidelines aren't followed.

2.True

Explanation : Clostridium difficle is an infection caused due to Clostridium difficle which leads to symptoms such as diarrhea, nausea, vomiting etc. It can spread through contact with contaminated surface. Therefore keeping patients in isolated rooms and later undertaking terminal cleaning of the same is necessary.

3. D

Explanation: Rotavirus is the cause of diarrhea among infants and young children and is a double stranded DNA virus. Total eight species of this virus are present and though not regularly cultured it can be detected by all the methods mentioned in the question.

4.True

Explanation : Fecal occult blood tests are used to detect invisible amount of blood in the stool and is indicative of gastrointestinal bleeding anywhere from the mouth to the colon.

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