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Questions and Answers
What is the primary significance of the axilla inlet?
What is the primary significance of the axilla inlet?
- It functions as a protective cavity for organs.
- It is a narrow space for blood vessels and nerves to pass. (correct)
- It contains lymph nodes for filtration.
- It serves as a site for muscle attachment.
Which structure is located anteriorly at the axilla inlet?
Which structure is located anteriorly at the axilla inlet?
- Brachial plexus
- Clavicle (correct)
- Scapula
- Brachial artery
What part of the scapula forms the axilla inlet posteriorly?
What part of the scapula forms the axilla inlet posteriorly?
- Lateral border of the scapula
- Upper part of the scapula (correct)
- Medial border of the scapula
- Lower part of the scapula
Which of the following structures passes through the axilla inlet?
Which of the following structures passes through the axilla inlet?
Which blood vessel is primarily associated with the axilla inlet?
Which blood vessel is primarily associated with the axilla inlet?
Flashcards
Axilla Inlet
Axilla Inlet
The space between the axilla (armpit) and the torso.
What bone forms the anterior border of the Axilla Inlet?
What bone forms the anterior border of the Axilla Inlet?
The collarbone, forming the front boundary of the axilla inlet.
What structure forms the posterior and lateral borders of the Axilla Inlet?
What structure forms the posterior and lateral borders of the Axilla Inlet?
The upper part of the shoulder blade contributes to the back and side of the axilla inlet.
What major artery travels through the Axilla Inlet?
What major artery travels through the Axilla Inlet?
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What network of nerves passes through the Axilla Inlet?
What network of nerves passes through the Axilla Inlet?
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Study Notes
Axilla Inlet
- Separates the axilla from the torso
- A narrow space
- Several blood vessels and nerves pass through it
Structures Forming the Inlet
- Clavicle (collarbone) - anterior aspect
- Upper part of the scapula (shoulder blade) - posterior aspect
- Upper part of the scapula (shoulder blade) - lateral aspect
Main Blood Vessels and Nerves
- Brachial artery
- Brachial plexus
- Pass through the inlet to the axilla and arm.
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