The lower limb rotates approximately 90 degrees medially, placing the extensor muscles on the anterior surface and the dig toe medially.

The indicated location is a site of fusion of the embryonic ectoderm and endoderm.

What part of the somite is indicated by the tip of the arrow?

Skeletal muscle is derived from splanchnic mesoderm which then differentiates into sclerotomes.

Achondroplasia, the most common cause of dwarfism, results from a mutation in the Wnt7 receptor.

Hairs begin as solid proliferations from the stratum germinativum of the epidermis.

Which of the following may not build community? 

Empowerment as a moral principle means that members of the school community should do which one of the following? 

Diaphyseal centers of ossification occur after formation of epiphyseal plates.

The urogenital sinus in males gives rise to a majority of the urinary bladder as well as the prostate gland.