Human Movement Science & Functional Anatomy of the:
Biceps Femoris (Lateral Hamstring)
by Brent Brookbush DPT, PT, COMT, MS, PES, CES, CSCS, ACSM H/FS
Integrated Functional Anatomy of the Biceps Femoris
What’s in a name
- biceps 1630s (adj.), from Latin biceps “having two parts,” literally “two-headed,” frombis“double” (see bis-) + -ceps comb. form of caput “head” (see capitulum). As a noun meaning “biceps muscle,” from 1640s, so called for its structure. Despite the -s, it is singular, and classicists insist there is no such word as bicep. (Etymology Online)
- femur (n.) 1560s, from Latin femur “thigh, upper part of the thigh,” which is of unknown origin. (Etymology Online)
- "Two headed muscles on the femur"
- Long Head: Distal part of the sacrotuberous ligament and posterior part of the tuberosity of the ischium sharing a common tendon with the semitendinosus (8, 11, 22).
- Short Head: Lateral lip of the linea aspera, proximal 2/3 of the supracondylar line (along with the middle portion of the adductor magnus), and lateral inter