NCMA Online Practice Questions and Answers

Correct Answer: A

When blood has been drawn from a patient, it is often put through a centrifuge before testing.

This separates blood cells from the liquid (plasma) in which they are suspended, so they can be more

easily counted and tested.

Correct Answer: A

People may often have reasons to avoid appearing in court cases.

This is why courts have the power to issue a subpoena that compels a person or organization to appear

and give evidence.

Subpoena means, in Latin, "under threat of punishment", and failure to obey such an order may incur legal

penalties.

Correct Answer: C

As the gauge number increases so the bore of the needle becomes smaller.

Always take special care to select the appropriate needle, or you may cause excessive post-draw bleeding

or have to make multiple attempts, both of which will cause distress for your patient.

Correct Answer: A

Some drugs can be administered transdermally via a patch on the skin.

This can be a good option for patients who are frightened of needles and for those requiring a steady

release of a drug over time.

Correct Answer: B

The ideal situation in a medical environment is for it to be sterile, but in practice this is virtually impossible to achieve, as even healthy people carry bacteria with them. Therefore the aim of cleaning procedures in hospitals is to achieve asepsis (which is also used as a term for the procedures), which means there are no disease causing agents present. Medical asepsis such as would be used on a ward aims to reduce the number of disease-causing organisms, whereas surgical asepsis as used in theatre aims to eliminate them.

Correct Answer: A

The median cubital vein is located in the forearm, running through the middle of the crook of the elbow. Always remember that although it is the best vein to use in normal healthy adults, all patients are different and other veins may offer a better opportunity for a successful blood draw.

Correct Answer: A

Tiny particles of oil suspended in fluid are known as an emulsion.

Examples are cod liver oil and castor oil (taken orally) and many types of skin cream.

Correct Answer: B

Most often a patient will become angry if they are frustrated or frightened.

By remaining calm and reasonable you have a chance to demonstrate proper behavior for them to mirror,

and then you can find the underlying reason for their anger.

You should, however, always call for assistance if you feel physically threatened.

Correct Answer: A

A spirometer measures breath flow from the lungs.

It is useful in diagnosing asthma, bronchial conditions and many other diseases.

It's important to note that spirometry generally involves forceful expelling of air and so may be harmful to

some patients, for example those who have recently undergone thoracic or abdominal surgery.

Correct Answer: B

Urine decays when stored and this decay can influence test results.

Therefore between reception of a sample and testing it should be kept refrigerated to avoid this.

Correct Answer: C

Correct Answer: C

Correct Answer: C

Correct Answer: B

Correct Answer: B