Mitral valve The valve between the right atrium and the left ventricle of the heart. Synonyms:. Bicuspid valve, left atrioventricular valve Symptoms: shortness of breath, heart palpitations , swollen feet and hands Conditions: Mitral regurgitation, mitral prolapse, mitral stenosis
Mouth The opening in the face of a person or animal, consisting of the lips and the space between them, or the space behind containing the teeth and the tongue. Synonyms: gob, trap Symptoms: Bleeding Gums, Canker Sores, Ulcers Conditions: Thrush, Gingivitis, Dry mouth, Halitosis
Navel A scar on the abdomen where the umbilicus cord was attached. Synonyms: Tummy button, Belly button, umbilicus Symptoms: Swelling, redness, itching Conditions: Umbilical hernia, yeast infection, cyst
Neck The part of the body which joins the head to the shoulders. Synonyms: Symptoms: Stiff neck, sharp pain, headaches, nerve pain Conditions: Cervical spondylosis, Whiplash, Herniated Disc
Nose The part of the face that sticks out above the mouth, through which you breathe and smell. Synonyms: Snout, Hooter, Conk, Snout Symptoms: Congestion, nosebleed, inflammation, blockage Conditions: Allergic rhinitis, Nasal Polyps, Sinusitis
Numbness Partial or total lack of feeling in a part of the body; a sign of nerve damage or dysfunction. Synonyms:. Deadness, paralysis
Oblique Muscle The two paired abdominal muscles on each side of the abdominal wall – the external and internal obliques provide trunk flexion and rotation. Synonyms: Symptoms: Muscle cramps, pain, bruising, stiffness Conditions:. Brown syndrome, strain.
Oesophagus The oesophagus is a fibromuscular tube which takes food from the pharynx to the stomach. Synonyms:. Gullet, Gorge Symptoms: Difficulty swallowing, heartburn, regurgitation, inflammation. Conditions: Barrett’s oesophagus, Cancer, Oesophagitis
Oral Cavity The oral cavity is the first part of the digestive system. Its boundaries are the lips , the palate and the cheeks, and it contains the teeth, teh tongue and the salivary glands secrete into it. Synonyms: mouth, buccal cavity Symptoms: Problems with taste, dysphagia, numbness, ulcers Conditions: Cancer, gingivitis, xerostomia (dry mouth)
Orbicularis oculi The muscle in the face that closes the eyelids. Synonyms: Symptoms: Weakness, headaches, eyestrain Conditions: paralysis, blepharospasm