Embryology and Development — Flashcards

The external auditory meatus develops as an invagination of which embryological structure?_____

Which 2 processes fail to fuse in median (midline) cleft lip?_____

What is the nerve of the first pharyngeal arch?_____

The vertebral bodies and the annulus fibrosus (peripheral part of the intervertebral disc) are derived from the mesenchymal cells of the _____.

Primary center of ossification of femur appears in the mid shaft in the _____ week of prenatal period.

Hip joint centres fuse by the age of _____ years

The lens fibers are produced by mitosis of the epithelial cells in the _____ zone.

What are the skeletal derivatives of the second arch?_____

Which ossicles are formed from the first pharyngeal arch?_____

The location of the posterior neuropore is represented in adults as _____.