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It is located cranially to the joint and sits in the trochlear groove of the femur. It guides the patellar ligament of the quadriceps over the knee joint to its point of insertion on the tibia. Caudal to the joint, in the dog for example, are the two fabellae, which lie in the two tendons of origin of gastrocnemius.
A crurotarsal joint is one that's situated between the bones of crus, i.e. shin (tibia and fibula) and the proximal tarsal bones, i.e. astragalus and calcaneum. [ 1 ] [ 2 ] The ankle joint of therian mammals ( marsupials and placentals ) is a crurotarsal joint, with the main joint of ankle bending between the tibia and the astragalus; the ...
The talocrural joint is the only mortise and tenon joint in the human body, [9]: 1418 the term likening the skeletal structure to the woodworking joint of the same name. The bony architecture of the ankle consists of three bones: the tibia , the fibula , and the talus .
In the anatomy of humans and many other mammals, the tibiotarsal joint is the joint between the tibia and the tarsus. [1] [2] In avian anatomy, it is the equivalent of the ankle. [3] In equine veterinary science, synovial distension of the tibiotarsal joint in the horse is known as bog spavin.
Diagram of a spider leg and pedipalp – the pedipalp has one fewer segment. Arachnid legs differ from those of insects by the addition of two segments on either side of the tibia, the patella between the femur and the tibia, and the metatarsus (sometimes called basitarsus) between the tibia and the tarsus (sometimes called telotarsus), making a total of seven segments.
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The Dow's losses amount to roughly 3%, or more than 1,500 points, in the past nine trading sessions. The index has fallen from a record close of 45,014 on Dec. 4 to 43,499 as of Tuesday's close.
That means arctic air is blasting over the US, while pressure changes and the motion of the polar vortex whip up high winds and create a perfect recipe for wintry weather.