Visual acuity The naked eye visual acuity is above 1.0, without color blindness, color weakness, chronic rhinitis and sinusitis, with normal sense of smell and hearing, without meningitis, encephalitis, nephritis, tuberculosis or asthma, frequent cough, headache, dizziness and insomnia.
Extended data:
The examiner chooses any medicine bottle and aims the bottle mouth at the examinee's left nostril, with a distance of about 1.5cm, so that the examinee can identify the smell by inhaling through the left nostril. Those who can't distinguish can be diagnosed as unqualified.
Whispering in a low voice, the hearing of any ear is less than 5m, and the air conduction hearing curve of pure tone audiogram has a hearing loss of 35dB at any frequency of 500, 1000 and 2000 Hz or 50dB at 3000Hz. Can be diagnosed as unqualified.