ortho-, orth- +

Percussion on the body with the distal phalanx of the finger held perpendicularly to the body wall; used to determine the size of the heart, the faint percussion sound disappearing when the heart is reached even though that may be overlapped by a layer of the lung.

An excessive dislike or fear of propriety or correct behavior.

1. The art of correct speaking or enunciation.
2. The accurate and correct production of the various sound components during speech.

The spontaneous accurate alignment of the eyes for a given distance of fixation, without the aid of fusion stimuli.

Pertaining to the spontaneous precise alignment of the eyes upon the object of fixation.

A descriptive reference to an orientation response towards light.

An orientation response towards light.

1. Soundness of mind.
2. A condition of normal interpersonal relationships.

A condition of normal vision and alignment of the eyes.

An oblong flexible plate used in mediate percussion by being placed against the surface of the chest and struck with the plessor (small hammer, usually with soft rubber head, used to tap the body part directly, or with a plessimeter, in percussion of the chest or other part).

1. The ability to breathe easily only in an upright or sitting position or discomfort in breathing which is brought on or aggravated by lying down.
2. Shortness of breath experienced when lying down.
3. Difficult breathing that is partially, or wholly, relieved by an erect sitting or standing position; associated with various cardiac or respiratory disorders.

The upright, or nearly upright, position of the upper trunk of a patient in a bed or chair.

It facilitates breathing in those with congestive heart failure and some forms of pulmonary disease.

Slang for orthopedist.

Correction of body and limb deformities by mechanical means.

1. The division of psychiatry concerned with mental hygiene, prevention of mental disorder, and early detection of developmental deviations.
2. The branch of psychiatry concerned with mental and emotional development.

It encompasses child psychiatry and mental hygiene.