Definition

1. Noun:
   • Radial artery: The arteria radialis is a major blood vessel that is a branch of the brachial artery. It begins in the forearm just below the elbow, extends down the lateral (thumb) side of the forearm, continues around the wrist, and supplies blood to the hand and palm.

Usage Examples

• Noun:
  • The surgeon carefully dissected the tissue to locate the arteria radialis.
  • A pulse can often be felt at the wrist where the arteria radialis is close to the skin.
  • In the anatomy lab, we traced the path of the arteria radialis from the elbow to the hand.

Advanced Usage

• Clinical context: The is a common site for taking a pulse measurement and for arterial blood gas sampling or catheterization for procedures like coronary angiography.
  • The nurse palpated the arteria radialis to check the patient's heart rate.
• Surgical context: It is a crucial vessel considered in surgeries of the forearm and hand, and is sometimes used as a graft in coronary artery bypass surgery.
  • The integrity of the arteria radialis must be preserved during the operation.

Variants and Related Words

• Radial artery: This is the common English term for . The two terms are used interchangeably in medical contexts.
• Arteria brachialis (brachial artery): The parent artery from which the branches.
• Arteria ulnaris (ulnar artery): The other major terminal branch of the brachial artery, running down the medial (little finger) side of the forearm alongside the .

Synonyms

• Radial artery: The direct and most frequently used synonym in English.

Related Phrases and Terms (Not Phrasal Verbs)

• Radial pulse: The pulse felt over the .
  • A weak radial pulse may indicate a problem with blood flow.
• Allen's test: A clinical test used to assess the blood supply to the hand from both the and the ulnar artery.
  • Before drawing blood from the radial artery, the doctor performed an Allen's test.

Noun

1. branch of the brachial artery beginning below the elbow and extending down the forearm around the wrist and into the palm