furcula (plural furculae or furculæ)

What does Furcular mean?

(fûr′kyə-lə) pl. fur·cu·lae (-lē′) Zoology. A forked part or bone, such as the wishbone of a bird.

Why is Furcula called wishbone?

Whenever the Etruscans slaughtered a chicken, they would leave the furcula in the sun to dry out, preserving it in hopes of gaining some its divining powers. Villagers would then pick up the furcula and gently stroke it while making a wish — giving it its more common name, the wishbone.

Do all birds have a furcula?

Surprisingly, the furcula is not essential for flying, and there are a number of birds which can fly well, but have a reduced furcula, or none at all. Several groups of theropod dinosaurs had furculae.

Does Archaeopteryx have a furcula?

Yet Archaeopteryx did have a furcu la like that of today's birds. In modern birds some of the pectoral muscles attach to that structure; Archaeopter yx may therefore also have had a small area of attachment for those muscles on its furcula.

What is the meaning of the word FURCULA?

37 related questions found

How do you say furcula?

noun, plural fur·cu·lae [fur-kyuh-lee].

What is a furcula used for?

The furcula (Latin for "little fork") or wishbone is a forked bone found in birds and some other species of dinosaurs, and is formed by the fusion of the two clavicles. In birds, its primary function is in the strengthening of the thoracic skeleton to withstand the rigors of flight.

What is meant by Opisthocoelous?

: of, relating to, or being a vertebra that is concave behind with the anterior end of the centrum flat or convex and the posterior concave.

What is the centrum of the vertebrae?

The centrum is the main, weight-supporting body of a vertebra that is cushioned by the spinal disc. This oval-shaped region forms the front of each vertebra and functions as the base for the pedicles.

What is the correct order of the vertebrae from top to bottom?

Thoracic, lumbar, cervical, sacral.

Do lizards have furcula?

The Interclavicle

The furcula arises by fusion of ancestral paired clavicles, and so is homologous with the clavicles. ... Among early fossil reptiles, modern lizards and crocodilians this single midline bone is known as the interclavicle.

What is a coracoid bone?

The coracoid is a stout strong bone that connects the cranial edge of the sternum to the shoulder joint complex. It opposes the powerful contraction of the major pectoral muscle during the downstroke of the wing. It is fractured or luxated most often when the bird has a frontal collision with an object.

Do humans have a wishbone?

Explanation: In birds its primary function is to strengthen the thoracic skeleton to withstand the rigours of flight. Humans do not have a wishbone, but we do have two clavicles, although not fused together. We have no need for a wishbone as we do not fly.

What does a wishbone look like?

The wishbone is an oddly-shaped forked bone that's the fusion of two clavicles called the furcula. It's located right between the neck and breast of a bird. Even if we were cooking a chicken whole in culinary school, the chefs had us carefully cut around and remove the wishbone first.

Did T Rex have a wishbone?

Even the mighty Tyrannosaurus rex had one, and enough Tyrannosaurus wishbones have been found to even detect variation among their shapes. Indeed, the wishbone was an extremely widespread and ancient trait among theropod dinosaurs, perhaps going back more than 215 million years.

Is the coracoid the wishbone?

avian anatomy

The wishbone, or furcula, of birds is composed of the two fused clavicles; a crescent-shaped clavicle is present under the pectoral fin of some fish. ... pectoral girdle consist of the wishbone (furcula) and the paired coracoids and shoulder blades (scapulae).

How furcula got its modern name?

Whenever the Etruscans slaughtered a chicken, they would harvest its wishbone and set it out in the sun to dry (in hopes of preserving the chicken's divine powers). ... This is where the wishbone gets its modern-day name. When the Romans came in contact with the Etruscans, they took hold of this custom.

Do cats have a coracoid?

The delicate coracoid process projects medially from the anterior margin of the glenoid fossa and is the site of origin for the coracobrachialis muscle. FIGURE 7.17. Right scapula of the cat in (a) right lateral and (b) medial views; and (c) clavicles of the cat. The medial surface bears the subscapular fossa.

What does glenoid mean?

Medical Definition of glenoid

1 : having the form of a smooth shallow depression —used chiefly of skeletal articulatory sockets. 2 : of or relating to the glenoid cavity or glenoid fossa.

Where is glenoid fossa?

The glenoid fossa of the scapula or the glenoid cavity is a part of the shoulder. It is a shallow, pyriform articular surface, which is located on the lateral angle of the scapula.

Do Dinosaurs have a furcula?

The furcula is critical to flight in modern birds, but its apparent absence in dinosaurs was one of the reasons it took so long to correctly identify dinosaurs as the ancestors of birds. Back in the early 1900s, the origins of birds were hotly contested. ... Dinosaurs did in fact have furculae.

Do penguins have wishbones?

While almost every bone in the penguin skeleton has undergone increased osteosclerosis for density, the shape of each bone also tells its own story. ... The “handle” contacts two other bones, the furcula (wishbone) and coracoid, forming the an opening in between called the triosseal canal.

Do fish have ribs?

Fish have two sets of ribs, which attach to the upper and lower parts of the vertebral arches and which do not join in front. ... The first seven pairs are attached directly to the sternum by costal cartilages and are called true ribs.

What are 3 types of vertebrae?

The vertebrae are divided into three groups. There are seven cervical vertebrae (names C1 through C7), twelve thoracic vertebrae (named T1 through T12), and five lumbar vertebrae (named L1 through L5).