Why do positive feedback systems that are part of a normal physiological response include some mechanism that terminates the system?

What will be an ideal response?


Answer: Because positive feedback systems continually intensify or reinforce the original stimulus, some mechanism is needed to end the response.

Anatomy & Physiology

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The ________ fissure separates the lobes of the left lung

A) lateral B) longitudinal C) medial D) left horizontal E) oblique

Anatomy & Physiology

The cyclical process of contracting and relaxing of the precapillary sphincters is called _________________

Fill in the blank with correct word.

Anatomy & Physiology

The P wave of the ECG represents ________

A) depolarization of the ventricles B) repolarization of the ventricles C) repolarization of the atria D) depolarization of the atria

Anatomy & Physiology

An alternative term for the big toe is ____________________.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology