
Tear gland | anatomy | Britannica
Other articles where tear gland is discussed: eye disease: Inflammatory conditions of the orbit: The lacrimal glands, the small glands that secrete the watery component of tears and are located behind …
Teaching - Educating, Mentoring, Facilitating | Britannica
Teaching - Educating, Mentoring, Facilitating: Broadly speaking, the function of teachers is to help students learn by imparting knowledge to them and by setting up a situation in which students can …
Teaching | Definition, History, & Facts | Britannica
Teaching, the profession of those who give instruction, especially in an elementary school or a secondary school or in a university. Measured in terms of its members, teaching is the world’s largest …
Teaching - Education, Pedagogy, Mentoring | Britannica
The combined efforts of educational reformers and teachers’ organizations were required to fashion the beginnings of a profession. Men and women saw themselves becoming committed to a career in …
Tear duct and glands | Function, Production & Drainage | Britannica
Tear duct and glands, structures that produce and distribute the watery component of the tear film. Tears consist of a complex and usually clear fluid that is diffused between the eye and the eyelid. …
Pedagogy | Methods, Theories, & Facts | Britannica
Jan 23, 2026 · pedagogy, the study of teaching methods, including the aims of education and the ways in which such goals may be achieved.
Lysozyme | Antibacterial, Bacteriolytic, Protein | Britannica
Lysozyme, enzyme found in the secretions (tears) of the lacrimal glands of animals and in nasal mucus, gastric secretions, and egg white. Discovered in 1921 by Sir Alexander Fleming, lysozyme catalyzes …
Description, Causes, Symptoms, & Treatment - Britannica
Dacryocystitis, inflammation and infection of the lacrimal sac, usually stemming from obstruction of the flow of tears into the nose. Obstruction of the nasolacrimal duct creates a stagnant collection of …
Ophthalmic Nerve, Brain, Spinal Cord - Britannica
Human nervous system - Ophthalmic Nerve, Brain, Spinal Cord: The ophthalmic nerve passes through the wall of the cavernous sinus and enters the orbit via the superior orbital fissure. Branches in the …
Conjunctiva | anatomy | Britannica
Other articles where conjunctiva is discussed: eyelid: …the normal functioning of the conjunctiva and cornea. The conjunctiva is the mucous membrane that lines the eyelid and covers the visible portion …