Inherited open angle glaucoma is an autosomal recessive trait in beagles. Narrow angle glaucoma is inherited as an autosomal dominant trait in the Welsh springer spaniel. The mode of inheritance for glaucoma in other breeds has not been identified.
Definition of Efferent. Efferent: Carrying away. For example, an artery is an efferent vessel that carries blood away from the heart, and an efferent nerve carries impulses away from the central nervous system. The opposite of efferent is afferent. Search MedTerms:
The efferent neurons are also known as motor neurons: they bring the responses from the brain to the muscles and the glands. An analogy for afferent and efferent neurons is that they are like one-way streets: on a given neuron the traffic can only travel in one direction: to or from the CNS.