AOTA NBCOT Exam Prep (Wound
Healing) WITH COMPLETE
SOLUTIONS
primary wound closure - correct answer ✔✔ closed with sutures
secondary wound closure - correct answer ✔✔ wound is left open to heal on own
delayed primary wound closure - correct answer ✔✔ wound is cleaned, debrided, and observed
4-5 days before suturing closed
Inflammatory phase - correct answer ✔✔ clotting and vasoconstriction, white blood cell
migration, release of histamines and prostaglandins that cause vasodilation and inc tissue
permeability; acute phase 24-48 hrs to 7 days; subacute phase 7-14 days; signs include redness,
swelling, heat, pain; systemic signs are fever and leukocytes
Proliferative phase - correct answer ✔✔ also called granulation, fibroplastic, epithelialization;
lactic and ascorbic acid stimulate fibroplasts to make collagen; skin repaired to 80% strength;
wound margins close; wound contraction lasts 5 days to 2-3 wks; linear wounds heal quick,
rectangular mod, circular longer time
Remodeling phase - correct answer ✔✔ scar tissue is collagen fibers and as matures it is broken
down to smooth, strong, elastic; lasts 2 wks to 1-2 yrs; hypertrophic or keloid scarring can occur
wound exudate - correct answer ✔✔ drainage
Healing) WITH COMPLETE
SOLUTIONS
primary wound closure - correct answer ✔✔ closed with sutures
secondary wound closure - correct answer ✔✔ wound is left open to heal on own
delayed primary wound closure - correct answer ✔✔ wound is cleaned, debrided, and observed
4-5 days before suturing closed
Inflammatory phase - correct answer ✔✔ clotting and vasoconstriction, white blood cell
migration, release of histamines and prostaglandins that cause vasodilation and inc tissue
permeability; acute phase 24-48 hrs to 7 days; subacute phase 7-14 days; signs include redness,
swelling, heat, pain; systemic signs are fever and leukocytes
Proliferative phase - correct answer ✔✔ also called granulation, fibroplastic, epithelialization;
lactic and ascorbic acid stimulate fibroplasts to make collagen; skin repaired to 80% strength;
wound margins close; wound contraction lasts 5 days to 2-3 wks; linear wounds heal quick,
rectangular mod, circular longer time
Remodeling phase - correct answer ✔✔ scar tissue is collagen fibers and as matures it is broken
down to smooth, strong, elastic; lasts 2 wks to 1-2 yrs; hypertrophic or keloid scarring can occur
wound exudate - correct answer ✔✔ drainage
