anatomy Anatomy () is the branch of morphology concerned with the study of the internal structure of organisms and their parts. Anatomy is a branch of natural science that deals with the structural organization of living things. It is an old scien ...

, arterial tree is used to refer to all arteries and/or the branching pattern of the arteries. This article regards the

human Humans (''Homo sapiens'') or modern humans are the most common and widespread species of primate, and the last surviving species of the genus ''Homo''. They are Hominidae, great apes characterized by their Prehistory of nakedness and clothing ...

arterial tree. Starting from the

aorta The aorta ( ; : aortas or aortae) is the main and largest artery in the human body, originating from the Ventricle (heart), left ventricle of the heart, branching upwards immediately after, and extending down to the abdomen, where it splits at ...

: the following are the parts

Ascending aorta

It is a portion of the aorta commencing at the upper part of the base of the left ventricle, on a level with the lower border of the third costal cartilage behind the left half of the sternum.

Right coronary artery

* posterior interventricular artery (mostly) * SA nodal artery (in 60%) *Right marginal artery

Left coronary artery

* anterior interventricular **septal **diagonal *

circumflex The circumflex () is a diacritic in the Latin and Greek scripts that is also used in the written forms of many languages and in various romanization and transcription schemes. It received its English name from "bent around"a translation of ...

** SA nodal artery (in 40%) ** posterior interventricular artery (occasionally) ** Left marginal arteries ** posterolateral artery * ramus intermedius (sometimes)

Aortic arch

brachiocephalic artery

* right common carotid artery * right subclavian artery

left common carotid artery (directly from arch of aorta on left mostly)

internal carotid artery The internal carotid artery is an artery in the neck which supplies the anterior cerebral artery, anterior and middle cerebral artery, middle cerebral circulation. In human anatomy, the internal and external carotid artery, external carotid ari ...

* ophthalmic artery **Orbital group *** Lacrimal artery **** lateral palpebral arteries ****zygomatic branches ****recurrent branch *** Supraorbital artery ****superficial branch **** deep branch *** Posterior ethmoidal artery ****meningeal branch **** nasal branches *** Anterior ethmoidal artery ****anterior meningeal artery **** nasal branches **** superior palpebral arch **** inferior palpebral arch *** Supratrochlear artery *** Dorsal nasal artery ****twig to the upper part of

lacrimal sac The lacrimal sac or lachrymal sac is the upper dilated end of the nasolacrimal duct, and is lodged in a deep groove formed by the lacrimal bone and frontal process of the maxilla. It connects the lacrimal canaliculi, which drain tears from th ...

****to root of nose ****dorsum of the nose **Ocular group *** Long posterior ciliary arteries ****Circulus arteriosus major ****Circulus arteriosus minor *** Short posterior ciliary arteries *** Anterior ciliary artery *** Central retinal artery *** Muscular artery * anterior cerebral artery * middle cerebral artery ** anterolateral central arteries ***internal striate ***external striate * posterior communicating artery

external carotid artery

* Arising in carotid triangle ** Superior thyroid artery *** Hyoid (infrahyoid) artery *** Sternocleidomastoid artery *** Superior laryngeal artery *** Cricothyroid artery ** Ascending pharyngeal artery ** Lingual artery ** Facial artery *** cervical **** Ascending palatine artery **** Tonsillar branch **** Submental artery *****superficial branch *****deep branch **** Glandular branches *** facial ****

Inferior labial artery The inferior labial artery (inferior labial branch of facial artery) arises near the angle of the mouth as a branch of the facial artery; it passes upward and forward beneath the triangularis and, penetrating the orbicularis oris, runs in a tortuo ...

**** Superior labial artery **** Lateral nasal branch **** Angular artery - the terminal branch ** Occipital artery * Posterior auricular artery * Terminal branches **

Maxillary artery The maxillary artery (eg, internal maxillary artery) supplies deep structures of the face. It branches from the external carotid artery just deep to the neck of the mandible. Structure The maxillary artery, the larger of the two terminal branches ...

***First portion **** Deep auricular artery **** Anterior tympanic artery ****

Middle meningeal artery The middle meningeal artery (') is typically the third branch of the maxillary artery#First portion, first portion of the maxillary artery. After branching off the maxillary artery in the infratemporal fossa, it runs through the foramen spinosum t ...

*****anterior and posterior ****** ophthalmic artery (very rarely) ****** superior tympanic artery ******vessels to semilunar ganglion ******superficial petrosal branch ******Orbital branches ******Temporal branches **** Inferior alveolar artery *****incisor branch *****mental branch *****lingual branch *****mylohyoid branch ****

Accessory meningeal artery Accessory may refer to: * Accessory (legal term), a person who assists a criminal In anatomy * Accessory bone * Accessory breast * Accessory kidney * Accessory muscle * Accessory nucleus, in anatomy, a cranial nerve nucleus * Accessory nerve * ...

***Second portion **** Masseteric artery **** Pterygoid branches **** Deep temporal arteries (anterior and posterior) **** Buccal artery ***Third portion **** Sphenopalatine artery, terminal branch ***** posterior lateral nasal branches ***** posterior septal branches **** Descending palatine artery *****greater palatine artery *****lesser palatine arteries **** Infraorbital artery *****orbital branches ***** anterior superior alveolar arteries **** Posterior superior alveolar artery ****branches to alveolar canals ****branches to gingiva **** Pharyngeal artery **** Artery of pterygoid canal ** Superficial temporal artery *** Transverse facial artery *** Middle temporal artery *** Anterior auricular branch *** frontal branch *** parietal branch

Left subclavian artery (directly from arch of aorta on left)

vertebral artery

* Meningeal branches of vertebral artery * Posterior spinal artery **ascending branch **descending branch * Anterior spinal artery * Posterior inferior cerebellar artery **medial branch **lateral branch * Basilar artery ** Anterior inferior cerebellar artery *** labyrinthine artery **pontine branches

internal thoracic artery

* Mediastinal branches * Thymic branches * Pericardiophrenic artery * Sternal branches * Perforating branches * six anterior intercostal branches ** upper branches ** lower branches of the space anastomoses * Musculophrenic artery **intercostal branches (three) **branches to lower part of the

pericardium The pericardium (: pericardia), also called pericardial sac, is a double-walled sac containing the heart and the roots of the great vessels. It has two layers, an outer layer made of strong inelastic connective tissue (fibrous pericardium), ...

**branches to diaphragm **branches to abdominal muscles * Superior epigastric artery

thyrocervical trunk

* inferior thyroid artery * suprascapular artery * transverse cervical artery **Superficial branch **Deep branch/ Dorsal scapular artery (sometimes)

costocervical trunk

* Deep cervical artery * Supreme intercostal artery **1st and 2nd posterior intercostal artery

Axillary artery In human anatomy, the axillary artery is a large blood vessel that conveys oxygenated blood to the lateral aspect of the thorax, the axilla (armpit) and the upper limb. Its origin is at the lateral margin of the first rib, before which it is c ...

* Superior thoracic artery * Thoracoacromial artery ** acromial ** pectoral ** clavicular ** deltoid * Lateral thoracic artery * Subscapular artery * Anterior humeral circumflex artery * Posterior humeral circumflex artery

Brachial artery The brachial artery is the major blood vessel of the (upper) arm. It is the continuation of the axillary artery beyond the lower margin of teres major muscle. It continues down the ventral surface of the arm until it reaches the cubital fossa ...

* Profunda brachii artery ** radial collateral artery ** medial collateral artery **branches to the deltoid muscle * Superior ulnar collateral artery ** Posterior ulnar recurrent artery * Inferior ulnar collateral artery **Ascending branches **Descending branches * radial artery **radial branches in the forearm ** Radial recurrent artery ** Palmar carpal branch of radial artery ** Superficial palmar branch of the radial artery **radial branches at the

wrist In human anatomy, the wrist is variously defined as (1) the carpus or carpal bones, the complex of eight bones forming the proximal skeletal segment of the hand; "The wrist contains eight bones, roughly aligned in two rows, known as the carpal ...

** Dorsal carpal branch of radial artery ** First dorsal metacarpal artery **radial branches in the hand ** Princeps pollicis artery ** Radialis indicis ** Deep palmar arch * ulnar artery ** anterior ulnar recurrent artery ** posterior ulnar recurrent artery ** common interosseous artery ** posterior interosseous artery *** interosseous recurrent artery ** anterior interosseous artery ***muscular branches ***nutrient arteries of

radius In classical geometry, a radius (: radii or radiuses) of a circle or sphere is any of the line segments from its Centre (geometry), center to its perimeter, and in more modern usage, it is also their length. The radius of a regular polygon is th ...

and ulna ***branch to volar carpal network **muscular artery ** volar carpal ** palmar carpal arch ** dorsal carpal ** dorsal carpal arch ** deep volar ** superficial volar arch

Thoracic aorta

* bronchial arteries * esophageal arteries * mediastinal branches *Lower 9(3rd to 11th) posterior intercostal arteries * subcostal arteries * superior phrenic arteries

Abdominal aorta

inferior phrenic

celiac

left gastric artery In human anatomy, the left gastric artery arises from the celiac artery and runs along the superior portion of the lesser curvature of the stomach before anastomosing with the right gastric artery (which runs right to left). It also issues es ...

**hepatic branch **oesophageal branch * common hepatic artery ** proper hepatic artery ***Terminal branches **** right hepatic artery ***** Cystic artery **** left hepatic artery ***

right gastric artery The right gastric artery usually arises from the proper hepatic artery. It descends to the pyloric end of the stomach The stomach is a muscular, hollow organ in the upper gastrointestinal tract of Human, humans and many other animals, includ ...

** gastroduodenal artery ***

right gastro-omental artery The right gastroepiploic artery (or right gastro-omental artery) is one of the two terminal branches of the gastroduodenal artery. It runs from right to left along the greater curvature of the stomach, between the layers of the greater omentum, ...

*** superior pancreaticoduodenal artery * splenic artery ** dorsal pancreatic artery **

short gastric arteries The short gastric arteries are 5-7 small branches of the splenic artery that pass along part of the greater curvature of the stomach from left to right between the layers of the gastrosplenic ligament, and are distributed to the greater curva ...

left gastro-omental artery The left gastroepiploic artery (or left gastro-omental artery), the largest branch of the splenic artery, runs from left to right about a finger's breadth or more from the greater curvature of the stomach, between the layers of the greater omentum ...

** Bühler's anastomotic artery

superior mesenteric

* inferior pancreaticoduodenal artery * middle colic artery * right colic artery * intestinal arteries * ileocolic artery

middle suprarenal

renal

Anterior and posterior

= interlobar artery

= * arcuate artery ** interlobular artery *** afferent arteriole *** efferent arteriole ****descending vasa recta **** peritubular capillaries

gonadal

* testicular artery in males * ovarian artery in females

lumbar In tetrapod anatomy, lumbar is an adjective that means of or pertaining to the abdominal segment of the torso, between the diaphragm (anatomy), diaphragm and the sacrum. Naming and location The lumbar region is sometimes referred to as the lowe ...

inferior mesenteric

* left colic artery **ascending branch **descending branch * sigmoid arteries * superior rectal artery

median sacral

common iliac

Common iliac arteries

Internal iliac artery

Anterior division

* obturator artery * superior vesical artery * Vaginal artery (females) / inferior vesical artery (males) * middle rectal artery * internal pudendal artery ** inferior rectal artery ** perineal artery ** posterior scrotal branches in males/ posterior labial branches in females ** urethral artery ** artery of bulb of penis in males / artery of bulb of vestibule in females ** dorsal artery of penis in males / dorsal artery of clitoris in females ** deep artery of penis in males / deep artery of clitoris in females * inferior gluteal artery **Accompanying artery of ischiadic nerve * Uterine artery (females) / deferential artery (males) ** Vaginal artery (sometimes) *(obliterated) umbilical artery

Posterior division

* iliolumbar artery **Lumbar branch **Iliac branch * lateral sacral artery **Superior **Inferior *

superior gluteal artery The superior gluteal artery is the terminal branch of the posterior division of the internal iliac artery. It exits the pelvis through the greater sciatic foramen before splitting into a superficial branch and a deep branch. Structure Origin Th ...

**Superficial branch **Deep branch

external iliac artery The external iliac arteries are two major Artery, arteries which bifurcate off the common iliac arteries anterior to the sacroiliac joint of the pelvis. Structure The external iliac artery arises from the bifurcation of the common iliac arter ...

* Inferior epigastric artery * Deep circumflex iliac artery *

femoral artery The femoral artery is a large artery in the thigh and the main arterial supply to the thigh and leg. The femoral artery gives off the deep femoral artery and descends along the anteromedial part of the thigh in the femoral triangle. It enters ...

** superficial epigastric artery ** Superficial circumflex iliac artery ** Superficial external pudendal artery ** Deep external pudendal artery ** Deep femoral artery *** Lateral femoral circumflex artery ****ascending branch ****descending branch ****transverse branch *** Medial femoral circumflex artery ****ascending branch ****descending branch *****superficial branch *****deep branch *****acetabular branch *** Perforating arteries ****first perforating artery ****second perforating artery ****third/fourth perforating artery ** Descending genicular artery ***Saphenous branch ***Musculo-articular branch

Popliteal artery

* anterior tibial artery ** post. tibial recurrent artery ** ant. tibial recurrent artery **muscular branches ** anterior medial malleolar artery ** anterior lateral malleolar artery **

Dorsalis pedis artery In human anatomy, the dorsalis pedis artery (dorsal artery of foot) is a blood vessel of the lower limb. It arises from the anterior tibial artery, and ends at the first intermetatarsal space (as the first dorsal metatarsal artery and the deep pla ...

* posterior tibial artery ** fibular artery (sometimes from popliteal artery) ***communicating branch to the anterior tibial artery ***perforating branch to the posterior tibial artery ** medial plantar artery ** lateral plantar artery * sural artery * medial superior genicular artery **Branch to vastus medialis **Branch to surface of the femur and the knee-joint * lateral superior genicular artery **superficial branch **deep branch * middle genicular artery * medial inferior genicular artery **branch to popliteus * lateral inferior genicular artery

References

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