Well the main signs would be swelling, limping or other very noticeable signs. However a horse with bad hocks may also have a very subtle deformity or slow arthritic changes, you may even be able to hear the hock joint click if the Arthritis has progressed enough.
It is called a capped hock. A horse's hock is the same as a human ankle. Most likely if your horse has a large bump on the top of its hock, it has been injured in some way. On a horse that has not been injured there should be what appears as a small bump on the back of their hock, this is called the point of the hock. I would suggest consulting your vet about any bumps you find on the front of a horse's hock.
A capped hock.
If a horse has hock pain you should call an Equine Veterinarian and have them do a full work up on the horse to find why the hocks are sore.
Hock (wine), a type of wine; Hock (zoology), part of an animal's leg; Ham hock, the end of a smoked ham. OR Hock; a part of a horse. A hock is a joint made up of many smaller bones. The strength of the hocks are very important as this is the most active joint in the horse hind legs. Poorly conformed hocks may make the horse susceptible to break down if the horse is worked very hard. the part on a chicken at the top of its head that is red
It corresponds to the horse's hock.
The joint between the horse's hock and hip is called the Stifle joint.
Wrist bones.
A horse's hock is located on the back legs of the horse. It is the joint that would act as a knee for the horse and is the large joint located about half way up the horse's leg. Additional information: in comparative anatomy the hock joint is equivalent to a human ankle so it bends backward instead of forward. The stifle joint in a horse actually the same as a human knee joint.
The Horse Isle 2 answer for this is forelock
My brother and I looked up hock on Dictionary.com, and it said that it was a joint in the ankle of a horse, or a type of wine.
They are all parts of a horse.
the pastern