2022年11月2日 · Your tear system (lacrimal apparatus) is a network of glands, sacs and ducts around your eyes. It makes new tears and drains old ones out of your eyes. Dry or watery eyes are the most common symptom of something interfering with your tear system.

The lacrimal apparatus is the physiological system containing the orbital structures for tear production and drainage. [1] The lacrimal gland, which secretes the tears, and its excretory ducts, which convey the fluid to the surface of the eye; it is a j …

2023年7月12日 · The function of the lacrimal apparatus is to produce tears, channel them to the surface of the eye where they maintain moisture, and flush debris and waste material from the ocular surface. The control of tears is under a multitude of inputs and sensory responses.

2018年9月23日 · The lacrimal apparatus is the system responsible for the drainage of lacrimal fluid from the orbit. After secretion, lacrimal fluid circulates across the eye, and accumulates in the lacrimal lake – located in the medial canthus of the eye.

2025年1月22日 · The lacrimal apparatus is a complex system responsible for producing and draining tears to maintain the health and function of the ocular surface. It includes both the secretory structures that produce tears and the excretory pathways that drain them.

The primary components of the lacrimal apparatus, which include: The lacrimal gland and the accessory lacrimal gland. The lacrimal puncta , canaliculi ,lacrimal sac and the nasolacrimal duct. Let us talk about each of these components one by one.

2023年10月30日 · The lacrimal gland consists of two connecting parts: the larger orbital part and the smaller palpebral part. The gland together with its associated drainage system of ducts form the lacrimal apparatus. This article will discuss the anatomy and function of the lacrimal gland.

2024年10月29日 · Lacrimal Apparatus Applied anatomy 1. Lacrimal Apparatus Components: Lacrimal gland with ducts, conjunctiva! sac, lacrimal caruncle, lacrimal punctate, lacrimal canaliculus, lacrimal sac and nasolacrimal duct.

The lacrimal drainage system includes the upper and lower puncti and canaliculi, lacrimal (tear) sac and the nasolacrimal duct. The upper canaliculi merge, just before the lacrimal sac, to form the common canaliculus.

2018年10月23日 · The lacrimal apparatus consists of the lacrimal gland and the nasolacrimal drainage apparatus. The gland produces tears secreted into the lateral aspect of the superior fornix . The serous fluid washes over the eye and is drained at the medial canthus by the superior and inferior lacrimal canaliculi to the lacrimal sac and then to the nasal ...