Neck Flashcards
List the tributaries of the internal jugular vein
- Superior thryoid vein
- Middle thyroid vein
- Fascial vein
- Lingual vein
- Pharyngeal plexus
- Occipital veins
Thyroid surgery can cause damage to the _______ nerve and or the ________ nerve because they are closely entangled in the _______arteries. Unilateral injury of the nerves results in _______ after surgery. Bilateral injury results in ______ and/or _____ spasm.
recurrent nerve, external laryngeal nerve, inferior thyroid arteries.
hoarseness.
aphoria, laryngeal
Unintentional removal of the parathyroid glands can result in ______due to decline in _______ levels
teteny (convulsions)
serum calcium
The fasical artery is a branch of ____ and branches into:
external carotid artery:
- Superior labial
- Inferior labial
- Lateral nasal
The superficial temporal artery is a terminal branch of the ___and branches into
external carotid artery:
- Transverse fascial artery
- Zygomatico - orbital
- Middle temporal
- Anterior auricular
- Frontal
Fascial vein begins as the _____ vein from the confuluence of ____ and ____ veins.
- Recieves _____ and ____ veins.
- Drains into ____ vein
- angular, supraorbital and supratrochlear veins.
- infraorbital and deep fascial veins.
- Internal jugular
The thyroid gland is a ____gland. its blood supply is via the _____thyroid and ____ thyroid. Its venous drainage is via the _____ and ____ thyroid vein, which drains into the _____ vein and the ____vein, which drains into the _____ vein
endorine.
superior thryoid and inferior thyroid arteries. .
Superior and middle thyroid vein, internal jugular, and inferior thyroid, brachiocephalic
Parathyroid glands secrete parathyroid hormone that is involved in _____
calcium metabolism
Secretion from the thyroid and parathyroid gland is regulated by the
Pituitary gland
List the contents of the root of the neck
- Esophagus
2. Trachea
What are the muscles in the root of the neck
SCM, trapezius, scalene
What are the arteries in the root of the neck
Subclavian branches: vertebral, inferior thyroid, deep cervical
What are the veins in the root of the neck
Tributaries to subclavian veins: Internal and external jugular veins
What are the nerves in the root of the neck
Phrenic, vagus, sympathetic chains, brachial plexus
The anterior and lateral/posterior parts of the neck are divided into two triangles by the ______ muscle
sternoclastoid
What are the muscles found in the anterior triangle of the neck
Anterior belly of digastric, posterior belly of digastric, superior belly of digastric
What vessels are found in anterior triangle of neck
internal and external jugular veins, internal and external carotid arteries.
What glands are found in the arterior triangle of the neck
Thyroid and parathyroid
What nerves are found in the anterior triangle of the neck
Spinal and cranial nerves
What viscera is found in the anteior triangle of the neck
Layrnx, Trachea, and esophagus
What are the muscles found in the lateral triangle of the neck
Levator scapulae, splenitus capitus, scalene
What vessels are found in the lateral triangle of the neck
Subclavian a, transverse cervical a, suprascapular branches, dorsal scapular a, external jugular vein
What nerves are found in the lateral triangle of the neck
spinal accessory, brachial plexus, superficial branches of cervical plexus
What are the direct branches of the external carotid artery
- Facial
- Maxillary
- Occipital
- Lingual
- Superficial temporal
- Posterior auricular
- Superior thyroid
- Ascending pharyngeal artery
Suprahyoid muscles are located in the ____and ____ triangles. They raise the ____ and depress the ____
submental and submandibular; hyoid; mandible
List the suprahyoid muscles and specify their innervation
- digastric muscle; anterior and posterior belly
- stylohyoid: CN V2
- Mylyhyoid: V3 efferents
- Geniohyoid: C1-3
Infrahyoid muscles are located in the _____ triangle. They are innervated by the ____ plexus and depress the ____ bone.
muscular; cervical; hyoid
List the infrahyoid muscles and specify their innervation
- Omohyoid: Ansa cervicalis
- Thyrohyoid: C1
- Sternohyoid: Ansa cervicalis
- Sternothyroid: Ansa cervicalis
What are the tributaries of the internal jugular vein
- Facial
- Occipital
- Lingual
- Superior thyroid
- Middle thyroid
- Pharyngeal plexus
What is the carotid body
Chemoreceptor that is stimulated by chemical changes (lack of oxygen, excess Co2) that helps control respiration. Located at the bifurcation of the commmon carotid artery. Innervated by the pharyngeal branch of the vagus nerve and carotid sinus branch of the glossopharyngeal nerve.
What is the carotid sinus
Spindle shaped dilation located at the origin of the internal carotid artery. functions as a baroreceptor and is stimulated by changes in blood pressure. Innervated by carotid sinus branch of glossopharyngeal nerve.
What are tributaries of the external jugular vein
PAST
- Posterior external jugular
- anterior jugular
- suprascapular
- Transverse cervical
