Maintaining a Relatively Constant Concentration of Water and Sugar in the Body

question 19

Multiple Choice

Maintaining a relatively constant concentration of water and sugar in the body is regulated by:

• A) intrinsic motivation.
• B) homeostatic mechanisms.
• C) instinct.
• D) extrinsic motivation.

---

Definitions:

Tibialis Posterior

A muscle in the leg that supports the arch of the foot and aids in walking by controlling plantar flexion and inversion of the foot.

Fibularis Brevis

A muscle of the lower leg that contributes to the eversion and plantarflexion of the foot.

Extensor Hallucis Longus

A leg muscle that extends the big toe and aids in foot dorsiflexion and inversion.

Tibialis Anterior

A muscle in the lower leg that contributes to dorsiflexion and inversion of the foot.