Genetic Factors in Developmental Anatomy — Flashcards

Flashcard 1: Vaginal artery is homologous to the _____ artery in males

Answer: inferior vesical

Flashcard 2: Adenoids show enlargement upto age _____ and regress after that.

Answer: 6

Flashcard 3: _____ is due to the persistence of bucconasal membrane which separates primitive oropharynx from the primitive nasopharynx

Answer: Choanal atresia

Flashcard 4: Which 2 processes fail to fuse in oblique facial cleft?_____

Answer: lateral nasal processes and maxillary process

Flashcard 5: Cervix:corpus ratio at reproductive age is _____

Answer: 1:2 (in nulliparous women)

Extra: Cervix to Corpus Ratios: - At birth: 2:1 - At puberty: 1:1 - Reproductive age (Nulliparous): 1:2 - Reproductive age (Multiparous): 1:3 - Menopause: 1:1 (reverts due to corpus atrophy)

Flashcard 6: The spleen grows in the _____ mesogastrium

Answer: dorsal

Flashcard 7: _____ sinus is absent at birth.

Answer: Frontal

Flashcard 8: In children, the spinal cord terminates at the _____ border of the L3 vertebra.

Answer: upper

Flashcard 9: Sutures ossify on the _____ surface before they ossify on the ectocranial surface (endo/ectocranial)

Answer: endocranial

Flashcard 10: Two types of bronchogenic cysts can be either _____ (10-15%) or mediastinal (65-90%)

Answer: pulmonary