I

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

Iliacus

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

Iliococcygeus

Iliocostalis

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

Ilioinguinal Nerve

Iliopsoas

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

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

Inferior Epigastric Artery

Illustration of the superior and inferior gluteal arteries.

Inferior Gluteal Artery

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

Inferior Palpebral Nerve

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

Inferior Pharyngeal Constrictor

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

Inferior Rectal Nerve

Inferior Thyroid Artery

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

Infraorbital Nerve

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

Infraspinatus

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

Infratrochlear Nerve

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

Anatomical diagram illustrating the course of the internal mammary artery.

Internal Mammary Artery

Internal Oblique

Interspinales

Intertransversarii

Popular

Diagram showing the course of the anterior circumflex humeral artery.
Encyclopaedia

Anterior Circumflex Humeral Artery

by Jennifer Novo

Transverse section of the carpal tunnel, illustrating its contents and borders.
Anatomical Areas

The Carpal Tunnel

by Kristen Davies

Lateral view of the skull highlighting the path of the meningeal arteries, with emphasis on the pterion and the anterior middle meningeal artery.
Encyclopaedia

Middle Meningeal Artery

by Emily West