WGU D120 STUDY GUIDE 2026 FOUNDATIONS OF INFORMATION TECHNOLOGY AND SYSTEMS CONCEPTS REVIEW

WGU D120 STUDY GUIDE 2026
FOUNDATIONS OF INFORMATION
TECHNOLOGY AND SYSTEMS CONCEPTS
REVIEW



◉ Folic acid dose for preconception
Answer: 1000-4000mcg/day 1-3 months prior to conception and for
first trimester


◉ Goodell sign
Answer: softening of the cervix during pregnancy


◉ Chadwick sign
Answer: Bluish discoloration of cervix during pregnancy


◉ Hegar sign
Answer: Compressibility of the cervical isthmus on bimanual exam
during pregnancy

, ◉ What test confirms intrauterine pregnancy?
Answer: Ultrasound


◉ Naegele's Rule
Answer: Due date = LMP-3 months + 7 days


◉ Gold standard for determining gestational age
Answer: Ultrasound


◉ Approved medication for morning sickness
Answer: Diclegis (combines doxylamine succinate 10mg with
pyrdoxine 10mg)


◉ Antibiotics to avoid during pregnancy
Answer: -Sulfonamides
-Aminoglycosides
-Fluoroquinolones
-Erythromycin
-Metronidazole
-Tetracyclines
-Ribavirin (antiviral)
-Griseofulvin (antifungal)