Horse Eye Anatomy

They eye of a horse can tell you a lot about his attitude at the moment. This additional eyelid is a whitish pink color and it is found under the other eyelids in the inside corner of the eye near the nose.

Through The Eye Of The Horse Castellare Di Tonda Quarter

This additional eyelid is a whitish pink color and it is found under the other eyelids in the inside corner of the eye near the nose.

Horse eye anatomy. While all anatomical features of equids are described in the same terms as for other animals by the international committee on veterinary gross anatomical nomenclature in the book nomina anatomica veterinaria there are many horse specific colloquial terms used by equestrians. If the eye is opened wide and you see the white of the eye surrounding the dark circle. Unlike humans horses also have a third eyelid or nictitating membrane which originates from the inside corner and closes horizontally across the eye.

The eyes of a horse are protected not only by the same types of eyelids that people have but also by the nictitating membrane which is sometimes called the third eyelid. Horses have large eyelashes or cilia on their upper eyelid margin and none on the lower lid. The eyes of a horse are protected not only by the same types of eyelids that people have but also by the nictitating membrane which is sometimes called the third eyelid.

The equine eye is a complex and elegantly designed organ that functions to allow capture of light and conversion of light into an electrical stimulus which is then transmitted to the brain and interpreted into vision. Equine anatomy refers to the gross and microscopic anatomy of horses and other equids including donkeys and zebras. The equine eye includes the eyeball and the surrounding muscles and structures termed the adnexa.

However research has found the horse does not have a ramped retina as was once thought. A horses eye should always appear soft and dark with the exception of some blue eyed horses or some appaloosas who have white showing at all times. The eyeball of the horse is not perfectly spherical but rather is flattened anterior to posterior.

The exterior of the eye comprises the conjunctiva which is divided into the palpebral and bulbar portions and the eyelids. This function is reflected in the structure of the eye. The anatomy of the equine eye.

Anatomy of the equine eye. The upper lid has lashes. Long sensory hairs or vibrissae provide sensation to the skin surrounding the eyes of horses.

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