pia mater

a delicate membrane that covers the surface of the brain and spinal cord; it is the innermost layer of the three meninges. The cranial portion of the pia mater is richly supplied with blood vessels and closely follows the contours of the cerebral cortex, extending into the fissures and sulci.

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Psychology term of the day

November 22nd 2024

aggressive character

a personality characterized by a hostile or competitive attitude to others and the pursuit of power, prestige, and material possessions. Karen D. Horney defined the development of such a character as one of three basic neurotic trends used as a defense against basic anxiety. Compare compliant character; detached character.