Lesson 13: Hip Flexors and Anterior Thigh
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In this lecture we will be discussing the hip flexors and muscles of the anterior thigh: Psoas, iliacus, tensor fascia latae, rectus femoris and vastus muscles.
- Psoas -psoas (n.) 1680s, from Greek psoa (plural psoai) "muscles of the loins." Related: Psoitis.
Gk. [psoas], the gen. of the feminine noun [psoa], was mistaken by the French anatomist Jean Riolan (1577-1657) for the nom. of a (nonexistent) masculine noun. It was he who introduced this erroneous form into anatomy." (Etymology Online)
- Iliacus - iliac (adj.) 1510s, "pertaining to the disease ileus or colic," from French iliaque or directly from Late Latin iliacus, from ilium "flank, side, entrails" (see ileum). (Etymology Online)
- Tensor (n.) – muscle that stretches or tightens a part, 1704, Modern Latin agent noun from tens-, past participle stem of Latin tendere “to stretch” (Etymology Online)
- Fascia (n.) – 1560s, from Latin fascia “a band, bandage, swathe, ribbon,” derivative of fascis“bundle” (Etymology Online)
- Latae – lateral (adj.) early 15c., from Middle French latéral and directly from