PT 200A (pre-lecture videos)

anatomical position

facing forward with palms of the hands and feet also facing forward

anterior/ventral

towards the front (2 terms)

posterior/dorsal

towards the back (2 terms)

superior

towards the top

inferior

towards the bottom

cranial/cephalic

towards the top; "the skull is ___ to the neck"

caudal

towards the bottom; "the neck is ____ to the skull"

medial

towards the midline

lateral

towards the side

sueprficial/external

situated on the surface (2 terms)

deep/internal

situated towards inside (2 terms)

proximal

closer towards the origin of the body

distal

farther from origin

saggital plane

divides into L and R

coronal/frontal plane

longitudinal, divides into anterior/posterior

axial/transverse plane

horizontal, "X", divides into superior & inferior parts

peripheral nervous system (PNS)

everything not in the CNS

cranial nerves

the 12 ____ _____ are part of the peripheral nervous system, they receive sensory info & send motor responses

autonomic, somatic

____ nerves are found in internal organs and are involuntary while ___ nerves are voluntary

myelin, cell bodies

gray matter is gray because it lacks ___ and is composed primarily of ___ ____

ventral horn

houses somatic motor neuron cell bodies

lateral horn

houses visceral motor neruon cell bodies

dorsal horn

receives sensory neuronal input (somatic & visceral)

motor

cervical & lumbosacral ventral horns are bigger than thoracic ventral horns because there are more ___ neuron cell bodies to innervate limb muscles

upper limb

cervical enlargement contains lower motor neurons for ____ ____ muscles

lower limb

lumbar enlargement contains lower motor neurons for ___ ___ muscles