CSFA Study Guide 2026
Everything you need to pass the CSFA exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CSFA Exam Format at a Glance
📚 CSFA Topics to Study (69)
✍️ Sample CSFA Questions & Answers
1. During an appendectomy via McBurney's incision, which three muscle layers are split in sequence after incising the skin?
The McBurney incision splits the external oblique aponeurosis, then bluntly splits the internal oblique and transversus abdominis muscle fibers.
2. In vascular surgery, which action by the surgical first assistant best prevents intimal injury when handling a vessel graft?
Intimal injury promotes thrombosis; grafts should be handled by the outer adventitia only to preserve the inner lining.
3. The surgical first assistant is asked to irrigate the peritoneal cavity at the end of a bowel resection. Which irrigant is most appropriate?
Warm isotonic saline or Ringer's lactate effectively dilutes contaminants without damaging peritoneal tissue.
4. The surgical skin preparation (prep) area should extend well beyond the anticipated incision site in order to:
Prepping a wide area beyond the planned incision provides a margin of sterility in case the incision must be extended or additional access sites are needed unexpectedly.
5. Topical thrombin works by converting which clotting factor to its active form?
Topical thrombin directly converts fibrinogen to fibrin, forming a clot at the site of application.
6. Which fascial layer encloses the thyroid gland and forms a surgical plane separating it from the strap muscles?
The pretracheal (middle cervical) fascia envelops the thyroid gland as a true surgical capsule and forms the anatomical plane used when retracting strap muscles during thyroidectomy.