PHOTOSENSITIVITY
sensitivity to light, particularly sunlight, as takes place in photogenic epilepsy and albinism. Conditions characterized by escalated sensitivity to the…
PHOTOTAXIS
motion toward or veering away from a light source. Positive is type motion toward light- negative type is motion veered…
PHOTOTHERAPY
noun. therapy consisting of exposure to infrared or ultraviolet light that is utilized for the remediation of not just particular…
PHOTOTROPISM
noun. an orienting reaction, particularly of a plant, either toward or veered away from light. It is obviously different from…
PHRASE-STRUCTURE GRAMMAR (PSG)
a type of generative grammar wherein a system of phrase-structure rules is utilized to depict a sentence with regard to…
PHRENIC NERVE
a nerve which initializes within the cervical plexus of the neck and transmits sensory and motor branches to the diaphragm,…
PHRENOLOGY
noun. a theory of personality developed in the 18th and 19th centuries by an Austrian philosopher and anatomist named Johann…
PHTHISIC TYPE
a body type marked as flat-chested and thin, as from a wasting illness like TB.
PHYLOGENETIC PRINCIPLE
the theory positing that ontogeny recapitulates Pirn ogeny in the growth of a living being. With regard to humans, this…
PHYSICAL ABILITIES
with regard to organizational and industrial environments, individual traits like velocity, strength, and agility which are needed to engage in…
PHYSICAL ACTIVITY
any bodily motion generated by the contracting of skeletal muscle which escalates the spending of energy above the basal level.
PHYSICAL DEPENDENCE
the condition of someone who has repeatedly ingested a drug and will encounter undesirable physiological symptoms if they discontinue use…
PHYSICAL DETERMINISM
the kind of determinism assumed to function among physical items in the natural world. With regard to psychology, is the…