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ALPHABETICAL INDEX
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

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TERMS AND DEFINITIONS
LINKS TO THE VIRTUAL HUMAN BODY
nail
Horny plate, flexible and transparent, covering the dorsum of the distal phalanges of the fingers and toes.

nape
Hind part of the neck, made up mainly of muscles.

nasal bone
Each of two flat interarticulated bones in the middle of the face forming the bridge of the nose.

nasal cartilages
Cartilaginous laminae of various shapes and sizes, comprising the structure of the nose.

nasal cavity
Each of two cavities, separated by the nasal septum, opening in front through the nostrils and in back into the nasopharynx.

nasal muscle
Muscle connecting the maxilla to the nasal ala; it allows the nostrils to dilate.

nasal vestibule
Anterior part of the nasal cavity, lined with a squamous epithelium (comprised of flat cells).

nasopharynx
Upper part of the pharynx, communicating with the nasal cavity.

navicular bone
Flat bone of the tarsus, articulating with the talus and the three cuneiform bones.

neck
Part of the body joining the head to the trunk and especially containing the cervical vertebrae and larynx.

neck of femur
Narrow part of the femur between the head and trochanters, where several of the ligaments of the hip insert.

neck of fibula
Narrow part of the fibula, between the head and the diaphysis.

neck of radius
Narrow part of the radius, between the head and the body.

ninth rib
Second false rib.

ninth thoracic vertebra
Vertebra located between the eighth and tenth thoracic vertebrae.

nipple
Projection located in the center of the breast, serving as an outlet for mother’s milk in women.

nose
External organ of the respiratory system that filters, warms and humidifies the air inhaled through the nostrils.