Part 62

Nerve (neuron, a cord).

Ni' tro gen Gas is the passive element of the air.

Ni trog' e nous. Containing nitrogen.

Nu tri' tion. The process by which the body is nourished.

Πsoph' agus (e-sof'-a-gus). The gullet; literally, a "food-carrier."

Ol fac' to ry. Pertaining to the smell.

Or' gan. An organ is a portion of the body designed for a particular use, which is called its function; thus the heart circulates the blood.

Os' se ous. Bone-like.

Os' si fy (ossa, bones; facio, I make).

Ox i da' tion. The process of combining with oxygen.

Ox' y gen. The active element of the air.

Pal' ate (palatum, the palate). Roof of the mouth.

Pan' cre as (pas, all; kreas, flesh). An organ of digestion.

Pa pil' la, plu. papillæ. Tiny cone-like projections.

Pa ral' y sis. A disease in which one loses sensation, or the power of motion, or both.

Pa rot' id (para, near; ous, otos, ear). One of the salivary glands.

Pa tel' la (a little dish). The kneepan.

Pec' to ral. Pertaining to the chest.

Pep' sin (pepto, I digest). The chief constituent of the gastric juice.

Per' i car' di um (peri, around; kardia, the heart). The membrane wrapping the heart.

Per' i os' te um (peri, around; osteon, bone). The membrane around the bone.

Per' i stal' tic (peri, round; stallein, to arrange). Applied to the worm-like movement of the alimentary canal.

Phar' ynx (far'-inx). From pharugx, the throat.

Pi' a Ma' ter (tender mother). See Brain.

Pig' ment. A paint.

Plas' ma (plaz'-ma). The nutritious fluid of the blood.

Pleu' ra (plu'-ra). From pleuar, a rib. The membrane that lines the chest and wraps the lungs.

Pres by o' pi a (presbus, old; ops, the eye). A defect in the eye common to old age.