body planes and sections
divides the body into left and right portions
sagittal plane
towards the head
superior
control center of the cell
nucleus
atrophy
actively divides and produces keratinized nail plate
nail matrix
divides body into equal left and right halves
mid-sagittal plane
towards the front
anterior
found inside the nucleus
nucleolus
cells get bigger
hypertrophy
lanula
divides body into anterior and posterior portions
frontal (coronal) plane
towards the midline
medial
build proteins
ribosomes
cells become disorganized/deformed
metaplasia
piece of skin covering the lanula
cuticle
divides body into superior and inferior portions
transverse plane
farther from the origin of a point of attachment
distal
mitochondria
dysplasia
top layer of epithelial tissue that supports the nail plate
nail bed
skin is ___ to muscle
superficial
lateral
break down waste
lysosomes
increase in number of cells
hyperplasia
thick skin under the nail
hyponychium