Answer to Question 1
C
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A Incorrect. The treatment of choice and the safest treatment for intussusception is not a three-stage surgery involving a temporary colostomy opening.
B Incorrect. The treatment of choice and the safest treatment for intussusception is not hydrostatic reduction with barium.
C Correct. The treatment of choice and the safest treatment for intussusception is hydrostatic reduction with an air or a water-soluble contrast agent. This method is believed to be safer than using barium, with less risk of bowel perforation.
D Incorrect. The treatment of choice and the safest treatment for intussusception is not external massage and rotation.
Answer to Question 2
A
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A Correct. The superego, or conscience, emerges when the child internalizes caregiver or societal values, roles and morals.
B Incorrect. The ego is the rational or controlling part of the emergent personality, develops before the superego.
C Incorrect. During infancy, the id, the inborn element of personality is driven by selfish urges.
D Incorrect. The development of the ego can be described as the reality principle, which replaces the narcissism of the id characteristic of infancy.