Osteoporosis Is

question 81

Multiple Choice

Osteoporosis is:

• A)the loss of calcium from hard bone.
• B)the painful swelling of joints.
• C)the detachment of a ligament from a bone.
• D)the conversion of cartilage to bone in the developing embryo.

---

Definitions:

Prior Hypotheses

Preconceived theories or assumptions made before conducting an experiment or research study.

Systematic Observation

A methodical approach to data collection where researchers observe subjects in a structured manner to minimize bias.

Specific Behaviors

Refers to particular actions or reactions of individuals or groups that are observable and measurable.

Reactivity

A problem of measurement in which the measure changes the behavior being observed.