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Diagram illustrating the course of the inferior epigastric artery originating from the external iliac artery.

Inferior Epigastric Artery

Internal view of the thoracic wall showing the internal intercostal and transverse thoracis muscles.

Innermost Intercostals

Diagram illustrating the external and internal intercostals muscles of the thoracic wall.

Internal Intercostals

Illustration of the course and supply of the inferior alveolar nerve.

Inferior Alveolar Nerve

Illustration of the inferior cerebral veins draining the cerebrum's inferior surface.

Inferior Cerebral Veins

Illustration showing the course and supply of the infratrochlear nerve, a branch of the nasociliary nerve within the bony orbit.

Infratrochlear Nerve

Inferior Thyroid Artery

Anatomical diagram illustrating the course and branches of the pudendal nerve.

Inferior Rectal Nerve

Diagram illustrating the course and branches of the infraorbital nerve, including the inferior palpebral and superior labial nerves.

Inferior Palpebral Nerve

Diagram illustrating the course and branches of the infraorbital nerve, including the inferior palpebral and superior labial nerves.

Infraorbital Nerve

Illustration showing the course of the ilioinguinal nerve within the lumbar plexus.

Ilioinguinal Nerve

Illustration of the rotator cuff muscles that stabilize the shoulder joint.

Infraspinatus

Anatomical diagram illustrating the course of the internal mammary artery.

Internal Mammary Artery

Illustration of the superior and inferior gluteal arteries.

Inferior Gluteal Artery

Lateral view of the deep structures of the pharynx, highlighting the circular muscles and stylopharyngeus.

Inferior Pharyngeal Constrictor

Iliopsoas

Intertransversarii

Interspinales

Iliocostalis

Superior view of the pelvic floor with emphasis on the prerectal fibers of the puborectalis muscle.

Iliococcygeus

Diagram of the muscles of the posterior abdominal wall, including Psoas Minor, Psoas Major, and Iliacus.

Iliacus

Internal Oblique

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Multifidus

by Sharanya Bhaskaran

Illustration of the lumbricals of the hand, highlighting their unipennate and bipennate structures.
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Lumbricals (Hand)

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Illustration of the quadratus lumborum muscle in the posterior abdominal wall.
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Quadratus Lumborum

by Aren Mnatzakanian