DRE Vital Signs and Physiology

Vocabulary and physiological baseline ranges covering vital signs, cardiovascular definitions, and pupil evaluations from the DRE lecture materials.

Pulse

The rhythmic dilation and relaxation of an artery that results from the beating of the heart.

Artery

The strong elastic blood vessels that carry blood away from the heart.

Blood Pressure

The force exerted by blood on the walls of the arteries, changing continuously as the heart cycles between contraction and expansion.

Average Pulse Range

$$60-90\,\text{BPM}$$

Average Systolic Blood Pressure Range

$$120-140\,\text{mmHg}$$

Average Diastolic Blood Pressure Range

$$70-90\,\text{mmHg}$$

Average Body Temperature Range

$$98.6 \pm 1$$

Average Pupil Size in Room Light

$$2.5-5.0\,\text{mm}$$

Average Pupil Size in Near Total Darkness

$$5.0-8.5\,\text{mm}$$

Average Pupil Size in Direct Light

$$2.0-4.5\,\text{mm}$$