Vastus intermedius muscle
Vastus Intermedius Muscle
The Vastus Intermedius Muscle (pronunciation: /ˈvæstəs ˌɪntərˈmiːdiəs ˈmʌsəl/) is one of the four muscles that make up the Quadriceps Femoris group. It is located in the anterior compartment of the thigh, deep to the Rectus Femoris and between the Vastus Lateralis and Vastus Medialis.
Etymology
The term "Vastus" is derived from the Latin word 'vastus' meaning 'huge' or 'great'. "Intermedius" is derived from the Latin word 'intermedius' meaning 'in the middle'. Thus, the term 'Vastus Intermedius' refers to the large muscle located in the middle of the thigh.
Function
The primary function of the Vastus Intermedius Muscle is to extend the knee joint. It also plays a role in stabilizing the patella and the knee during walking or running.
Related Terms
- Quadriceps Femoris: The muscle group that the Vastus Intermedius is part of.
- Vastus Lateralis: One of the other muscles in the Quadriceps Femoris group.
- Vastus Medialis: Another muscle in the Quadriceps Femoris group.
- Rectus Femoris: The fourth muscle in the Quadriceps Femoris group.
See Also
External links
- Medical encyclopedia article on Vastus intermedius muscle
- Wikipedia's article - Vastus intermedius muscle
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