Bipedalism Was Made Possible by

question 69

Multiple Choice

Bipedalism was made possible by

• A) movement of the foramen magnum to the base of the skull.
• B) position and shape of the knee.
• C) position and shape of the ankle joints.
• D) position and shape of the pelvic girdle.
• E) all of these.

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Definitions:

Conscious Mind

The aspect of the mind that involves awareness of the immediate surroundings, thoughts, and sensations.

Libido

A term often used in psychoanalytic theory to denote the energy associated with the sexual drive and desire.

Id

In psychoanalytic theory, the part of the mind in which innate instinctual impulses and primary processes are manifest.

Superego

The component of the human psyche in Freudian psychoanalytic theory that mediates between the primal desires of the id and the moral standards of the ego, often associated with conscience.