Definition

1. Noun:
   • A specific artery in the brain: The anterior cerebral artery is one of the two main branches arising from the internal carotid artery. It supplies oxygenated blood to critical medial (inner) surfaces of the brain, including parts of the frontal and parietal lobes, and structures like the corpus callosum.

Examples of Usage

• Noun:
  • A blockage in the anterior cerebral artery can cause weakness and sensory loss in the opposite leg.
  • The surgeon carefully dissected around the anterior cerebral artery to access the aneurysm.
  • The anterior cerebral artery is a crucial vessel for supplying the medial frontal cortex.

Advanced Usage

• Clinical/Medical Context: The term is primarily used in medical, anatomical, and neurological contexts. It is often abbreviated as ACA in clinical notes and reports.
  • The MRI showed an infarction in the territory supplied by the left ACA.

Variants and Related Words

• ACA: A common abbreviation for "anterior cerebral artery."
• Internal Carotid Artery: The major artery from which the anterior cerebral artery branches.
• Middle Cerebral Artery (MCA): The other major branch of the internal carotid artery, often discussed alongside the anterior cerebral artery.
• Cerebral Circulation: The broader system of blood flow in the brain to which this artery belongs.

Synonyms

• There are no direct common-language synonyms for this specific anatomical term. In technical contexts, the abbreviation ACA is used.

Related Phrases

• Anterior cerebral artery syndrome: A set of neurological symptoms resulting from impaired blood flow in this artery.
• Anterior cerebral artery territory: The specific region of the brain supplied by this artery.

Noun

1. one of two branches of the internal carotid artery; divides into two branches that serve (1) the thalamus and (2) parts of the frontal and parietal cortex