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Halsstrukturen

Halsstrukturen, or throat structures, describes the anatomical components located in the head and neck that participate in breathing, swallowing and voice. The main parts are the pharynx, the larynx, and the esophagus, together with supporting elements such as the epiglottis, tonsils, and the mucosal lining.

The pharynx is a muscular tube behind the nasal and oral cavities, extending from the base of

The larynx sits in the anterior neck and contains the vocal cords within the glottis. It functions

The esophagus is a muscular tube that transports swallowed material to the stomach via peristalsis; upper and

Vascular supply comes from branches of the external carotid system, including the pharyngeal and tonsillar arteries,

Common conditions affecting halsstrukturen include pharyngitis, tonsillitis, laryngitis, and dysphagia; chronic reflux can affect the larynx;

the
skull
to
the
esophagus
and
larynx.
It
is
subdivided
into
the
nasopharynx,
oropharynx,
and
laryngopharynx.
The
pharynx
conducts
air
and
food
and
houses
lymphoid
tissue
that
contributes
to
immune
defense.
in
phonation,
airway
protection
during
swallowing,
and
regulation
of
airflow.
The
epiglottis
acts
as
a
switch
to
prevent
aspiration.
lower
sphincters
control
entry
and
prevent
reflux.
The
mucosal
lining
changes
along
the
throat:
non-keratinized
stratified
squamous
epithelium
in
the
oropharynx
and
laryngopharynx,
and
respiratory
epithelium
in
the
nasopharynx.
with
venous
drainage
to
the
pharyngeal
and
jugular
systems.
Innervation
is
mainly
via
the
glossopharyngeal
and
vagus
nerves,
with
contributions
from
the
hypoglossal
nerve
in
motor
control
of
certain
muscles.
tumors
may
involve
any
part.
Diagnostic
methods
include
endoscopy,
laryngoscopy,
imaging,
and
sometimes
biopsy.