Mammals lack this pharyngeal arch during development:
The smooth muscles of the pupils and sweat glands develop fr…
The smooth muscles of the pupils and sweat glands develop from the:
True or False: Secondary congenital neurologic disturbances…
True or False: Secondary congenital neurologic disturbances are both more severe and are mainly caused by environmental factors.
Reflexive motions of the fetal arms and legs emerge between…
Reflexive motions of the fetal arms and legs emerge between ____ and ____ weeks of development:
In embryonic/fetal growth, dense irregular connective tissue…
In embryonic/fetal growth, dense irregular connective tissue develops into the:
During development in the human embryo 3 successive sets of…
During development in the human embryo 3 successive sets of kidneys form. Which set is rudimentary and non-functional?
The sensory abnormality referred to as Anotia is defined by:
The sensory abnormality referred to as Anotia is defined by:
The epithelium of the bladder is derived from the _________.
The epithelium of the bladder is derived from the _________.
Major birth defects occur:
Major birth defects occur:
During fetal development this organ appears first:
During fetal development this organ appears first: