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Plexi of the body- cervical plexus
Plexi of the body (cervical plexus)
21
Anatomy
Graduate
11/11/2010

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Term
The cervical plexus is formed by communications between the ventral rami of what cervical nerves?
Definition
C2-5
Term
the cervical plexus lies deep to which vein and which muscle
Definition
jugular vein and SCM
Term
cutaneous branches of the cervical plexus emerge around what border of the SCM...Where does it supply?
Definition
posterior border... supplies the skin of the neck and scalp, between the ear and external occipital protuberance.
Term
the lesser occipital come from what spinal nerves?
Definition
C2 or C2-3
Term
where does the lesser occipital run?
Definition
supply the skin of the neck and scalp posterior to ear and superior part of ear
Term
the greater auricular is supplied by what nerves?
Definition
C2-3
Term
Where does the great auricular run?
Definition
runs to parotid gland and skin of neck
Term
where does the anterior part of the greater auricular go to?
Definition
branches which go to skin on the inferior ear
Term
where does the posterior branch of the greater auricular go to?
Definition
area from mandible to mastoid process
Term
The transverse cervical is supplied by which spinal nerves?
Definition
C2-3
Term
transverse cervical run tranversely across what muscle, and supple the skin of which triangle?
Definition
middle of SCM ...anterior triangle of the neck.
Term
supraclavicular is supplied by what spinal nerves?
Definition
C3-4
Term
supraclavicular is divided into what branches?
Definition
medial intermediate and lateral
Term
supraclavicular supplies which part of the body?
Definition
skin of neck
Term
supraclavicular pierces the deep fascia of what bone?
what part of the skin does it supply?
Definition
clavicle/ skin over the ant. aspect of the chest and shoulder
Term
what does the medial and lateral branches of the supraclavicular supply
Definition
sternoclavicular joint and acromioclavicular joint respectively
Term
the phrenic branch comes from what spinal nerves?
Definition
C3-5
Term
the phrenic branch is the major motor supply to which muscle?
Definition
diaphragm
Term
the phrenic branch curves around what muscle?
Definition
the lateral border of anterior scalene
Term
the phrenic branch runs down where?
Definition
the ant surface, deep to transerse cervical and supraclavicular arteries
Term
the phrenic branch enters the thorax how?
Definition
crossing orgin of internal throcic artery betwen the subclavian artery and vein
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