[1] She was born in Horten as a daughter of priest Johan Storm Munch (1827–1908) and Kaja Michaeline Falch (1830–1898).
[1] She took her examen artium in 1893, enrolled in medicine studies at the Royal Frederick University at a time when this was uncommon for women, and graduated with the cand.med.
[1][2] Between 1919 and 1928 Munch conducted several study trips to the United States, Germany, France, Austria and Italy.
[1] With their Christian attitude towards life, Munch and Isachsen worked together to limit abortus provocatus, in articles and public speeches.
Munch was also a co-founder of the Medical Women's International Association in 1919, serving as vice president and corresponding secretary until 1925.