vastus

American  

[vas-tuhs] / ˈvæs təs /

noun

Anatomy.

plural

vasti

1. any of several muscles in the front part of the thigh constituting part of the quadriceps muscle, the action of which assists in extending the leg.

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Etymology

Origin of vastus

< Latin: vast

Example Sentences

They also took a small biopsy of each participant’s vastus lateralis muscle, which stretches down the outside of the thigh.

From Science Magazine • May 19, 2022

Ariza didn’t slide right into the top unit simply because Otto Porter Jr. remains out with a Grade II strain of the vastus medialis in his right thigh.

From Washington Post • Dec. 18, 2018

The quadriceps femoris is made of four muscles: the rectus femoris, the vastus lateralis, the vastus medius, and the vastus intermedius, which together extend the knee.

From Textbooks • Jun. 19, 2013

The man who did most to open up the vistas of vastus lateralis is Andr� Courr�ges, 41, the brightest new star in the Paris firmament.

From Time Magazine Archive

The vastus internus, situated on the inner surface of the thigh, takes its origin from the corresponding surface of the femur, and proceeds towards the patella.

From Artistic Anatomy of Animals by Cuyer, ?douard