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- • Oropharynx. This is the upper part of the throat that can
- be seen when you say "ahhh." It also includes the tonsils.
- • Nasopharynx . The nasopharynx is behind the nose
- and above the oropharynx. It cannot be seen directly, but
- is viewed with a mirror or a scope.
- • Hypopharynx. This is the lower part of the throat
- (pharynx) where food goes just before we swallow it.
- • Larynx. The larynx (voice box) is in the front of the
- neck in the region of the Adam's apple.
- • Metastatic squamous cell cancer to cervical (neck) lymph
- nodes . If a cancer that is discovered in lymph nodes in the
- upper part of the neck is squamous cell (or epidermoid), it
- is usually a metastasis from a head and neck cancer.
- Unless some other primary source can be found (such as
- lung cancer), this tumor is generally treated as a head and
- neck cancer. It is important to know that this type
- of metastatic
