Certified Registered Nurse First Assistant Crnfa Practice Exam Complete

CERTIFIED REGISTERED

NURSE FIRST ASSISTANT

CRNFA PRACTICE EXAM

COMPLETE

Question 1: When applying a self-retaining retractor, which action best reduces the risk of tissue injury?

Choices:

1) Place blades directly on an unprotected major nerve 2) Leave the retractor unchanged throughout a long procedure 3) Open the retractor to maximum width immediately 4) Use only the exposure force needed and reassess pressure on surrounding structures Correct Answer: Use only the exposure force needed and reassess pressure on surrounding structures Explanation: Retractors can cause ischemia, crush injury, or nerve damage. The RNFA should use the minimum e�ective retraction and periodically reassess tissue pressure and exposure.Page 1

Question 2: When providing suction near a fragile nerve, which technique is safest?

Choices:

1) Place the suction tip directly on the nerve for stability 2) Use maximum suction continuously 3) Use controlled suction under direct visualization and avoid direct prolonged contact with the nerve 4) Advance the suction blindly into the wound Correct Answer: Use controlled suction under direct visualization and avoid direct prolonged contact with the nerve Explanation: Direct suction pressure can injure delicate nerves and tissue. Controlled suction under visualization helps clear the �eld while minimizing trauma.Question 3: Which vessel is normally encountered within the carotid sheath along with the common or internal carotid artery and vagus nerve?

Choices:

1) Anterior jugular vein 2) External jugular vein 3) Subclavian vein 4) Internal jugular vein

Correct Answer: Internal jugular vein

Explanation: The carotid sheath contains the common or internal carotid artery, internal jugular vein, and vagus nerve. Recognizing this relationship helps prevent vascular and nerve injury during neck dissection.Page 2

Question 4: What most directly determines whether a particular �rst-assisting function is within an RNFA's legal scope of practice?

Choices:

1) The fact that another RNFA performs the function in a di�erent state 2) A preference card alone 3) The surgeon's verbal request alone 4) Applicable nurse practice law and regulation, individual competence, and authorized facility policy or privileges Correct Answer: Applicable nurse practice law and regulation, individual competence, and authorized facility policy or privileges Explanation: RNFA practice is governed by jurisdictional law and regulation and is further bounded by education, competence, credentialing or privileging, and organizational policy. A request from a surgeon cannot expand legal scope.

Question 5: During thyroid surgery, traction near the tracheoesophageal groove

places which nerve at greatest risk of causing postoperative hoarseness if injured?

Choices:

1) Recurrent laryngeal nerve 2) Spinal accessory nerve 3) Greater auricular nerve 4) Hypoglossal nerve

Correct Answer: Recurrent laryngeal nerve

Explanation: The recurrent laryngeal nerve courses close to the thyroid and

tracheoesophageal groove and innervates most intrinsic laryngeal muscles. Injury may produce vocal cord dysfunction and hoarseness.Page 3