Lo 9. 1: describe the different techniques used in physical examination. Subjective data: the individual"s own perception of health state. Objective data: the signs perceived by the examiner through the physical examination. Sight, smell, touch, and hearing are used to gather data during physical examination. The skills requisite for physical examination are inspection, palpation, percussion, and auscultation they are performed one at a time and in this order: It is close, careful scrutiny, first of the individual patient as a whole and then each body system. It requires good lightening, adequate exposure, and occasional use of certain instruments to enlarge your view. These instruments may include ophthalmoscope, penlight, nasal and vaginal specula, etc. Fingertips: tactile discrimination (ability to differentiate information received through sense of touch), such as skin texture, swelling pulsation, and determining presence of lumps. Fingers and thumb: detect position, shape, and consistency of an organ or mass through grasping.