Parathyroid Hormone Works by Several Mechanisms to Maintain an Adequate

question 61

Multiple Choice

Parathyroid hormone works by several mechanisms to maintain an adequate level of calcium in the blood. Which of the following is a mechanism of parathyroid hormone action?

• A) stimulates release of calcitriol
• B) increases deposition of hydroxyapatite in the bone
• C) mobilizes Ca²⁺ from sarcoplasmic reticulum
• D) increases loss of calcium in urine

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Definitions:

Superego

In psychoanalytic theory, the part of a person's mind that acts as a self-critical conscience, reflecting social standards learned from parents and others.

Ideals

Concepts or standards of perfection or excellence that are typically regarded as something to be aimed for.

Motivates

The psychological features that provoke individuals to act towards a desired goal or instigate certain behavior.

Oedipus And Electra Complexes

Psychological concepts introduced by Freud, the Oedipus complex involves a child's unconscious desire for the opposite-sex parent, whereas the Electra complex is the female counterpart.