Specifically, cardiorespiratory endurance refers to the ability of the heart, lungs and circulatory system to deliver oxygen to working muscles for sustained periods of time.
The ego is  your consciousness of your own identity, or the conscious mind. Basically, your ego is related to your confidence level; if you have a big ego, your confidence is high, and visa versa. Additionally, having an ego can mean having an inflated feeling of pride or self-worth. The ego is your consciousness of your own identity, or the conscious mind. Basically, your ego is related to your confidence level; if you have a big ego, your confidence is high, and visa versa. Additionally, having an ego can mean having an inflated feeling of pride or self-worth.
DEFINITION OF THE ID , EGO AND SUPER EGO. Written by Ralph Blumenau. The id, ego and super-ego are the three parts of the psychic apparatus defined in Sigmund Freud's structural model of the psyche; they are the three theoretical constructs in terms of whose activity and interaction our mental life is described.