noun, plural tri·ceps·es [trahy-sep-siz], tri·ceps. Anatomy. a muscle having three heads or points of origin, especially the muscle on the back of the arm, the action of which straightens the elbow.
What is the meaning of tricep?
Definition of triceps
: a muscle that arises from three heads especially : the large extensor muscle along the back of the upper arm.
Is tricep a plural?
Back-formation from triceps. In Latin, triceps is both singular and plural.
What is the singular word for triceps?
Though a similarly named muscle, the triceps surae, is found on the lower leg, the triceps brachii is commonly called the triceps. Historically, the plural form of triceps was tricipites, a form not in general use today; instead, triceps is both singular and plural (i.e., when referring to both arms).
What is the other name for triceps?
Any muscle having three heads. triceps brachii. triceps extensor cubiti.
Where does the word triceps come from?
The Triceps brachii gets its name with tri referring to “three” muscle heads or points of origin (with Brachii referring to the arm).
What is the plural of biceps?
noun. bi·ceps | ˈbī-ˌseps plural biceps also bicepses.
Are biceps singular?
The proper plural form of the Latin adjective biceps is bicipites, a form not in general English use. Instead, biceps is used in both singular and plural (i.e., when referring to both arms).
What is the plural of octopus?
Octopi is the oldest plural of octopus, coming from the belief that Latin origins should have Latin endings. … Octopuses is the next plural, which gives the word an English ending to match its adoption as an English word.
Where is biceps and triceps?
The biceps are located on the front of the upper arm and provide arm flexion, while the triceps are found on the back of the upper arm and are responsible for arm extension. The biceps and triceps are easily targeted by a variety of exercises.
What’s a biceps?
The biceps is a muscle on the front part of the upper arm. The biceps includes a “short head” and a “long head” that work as a single muscle. The biceps is attached to the arm bones by tough connective tissues called tendons. … When the biceps contracts, it pulls the forearm up and rotates it outward.
How do u spell bicep?
noun, plural bi·ceps·es [bahy-sep-siz], bi·ceps. Anatomy. either of two flexor muscles, one (biceps brachii ) located in the front of the upper arm and assisting in bending the arm, and the other (biceps femoris ) located on the back of the thigh and assisting in bending the leg.
What is the definition of quadricep?
: the greater extensor muscle of the front of the thigh that is divided into four parts.
What are the 3 heads of the triceps?
Triceps brachii (TB) is the largest arm muscle responsible for elbow extension and horizontal arm abduction and also participates as an antagonist muscle during elbow flexion (Hussain et al., 2018). This muscle comprises three heads, namely, the long, lateral and medial heads.
What is your lower arm called?
Overall, the forearm comprises the lower half of the arm. It extends from the elbow joint to the hand, and it is made up of the ulna and radius bones. These two long bones form a rotational joint, allowing the forearm to turn so that the palm of the hand faces up or down.