axilla

(noun)

The armpit, or the cavity beneath the junction of the arm and shoulder.

Related Terms

  • brachium
  • spinal accessory nerve

Examples of axilla in the following topics:

  • Brachial Plexus

    • The brachial plexus proceeds through the neck, the axilla (armpit region), and into the arm.
    • It is a collection of nerves passing through the cervico-axillary canal to reach the axilla and innervate the brachium, the antebrachium, and the hand.
    • The brachial plexus is responsible for cutaneous and muscular innervation of the entire upper limb, with two exceptions: the trapezius muscle is innervated by the spinal accessory nerve (CN XI) and an area of skin near the axilla is innervated by the intercostobrachial nerve.
  • Plexuses

    • The plexus extends toward the armpit (axilla).
  • Anterior Muscles

    • Deep muscles of the chest and front of the arm, with the boundaries of the axilla.
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