23 results found

Search Results for: tear

Tear

Definition noun, plural: tears (physiology) The watery secretion of the lacrimal glands verb To pull (apart) by force or by... Read More

Tear stone

tear stone --> dacryolith A concretion in the lacrimal apparatus. Synonym: lacrimal calculus, ophthalmolith, tear... Read More

Lacrimal gland

Definition noun, plural: lacrimal glands Either of the two almond-shaped glands in the upper lateral part of the orbit and... Read More

Lacrimation

Definition noun, plural: lacrimations The shedding of tears; crying; tearing Supplement Lacrimation refers to the shedding... Read More

Fibrocartilage

What Is Fibrocartilage? Fibrocartilage is the strongest transitional connective tissue made up of collagen fibers and... Read More

Sebaceous gland

Definition noun, plural: sebaceous glands An exocrine gland secreting sebum that lubricates hair and skin Supplement A... Read More

Serratia marcescens

Definition Noun A gram-negative motile and non-endospore forming rod bacterium associated with hospital acquired infections... Read More

Lipofuscin

Definition noun, plural: lipofuscins (cell biology) Any of the minute, yellow-brown, lipogenic pigment granules that... Read More

Silent mutation

A mutation is a change in the nucleotide sequence of a gene or a chromosome. When there is only one nucleotide involved, it... Read More

Canthus

Canthus Definition The canthus refers to the corner or angle of the eye formed by the joining of the lower and upper... Read More

Xerophthalmia

Definition noun Excessive dryness of the cornea and conjunctiva Supplement The dryness of the eyes is associated with the... Read More

Hyaline cartilage

Hyaline Cartilage Definition Before we define hyaline cartilage, let us understand what cartilage is. What is cartilage? Is... Read More

Joint

Joint 1. To unite by a joint or joints; to fit together; to prepare so as to fit together; as, to joint boards. Pierced... Read More

Perineum

Definition noun, plural: perinea (anatomy) The region between the anus and the vulva; the region between the scrotum and the... Read More

Scalp

scalp 1. That part of the integument of the head which is usually covered with hair. By the bare scalp of robin Hodd's fat... Read More

Omnivore

Organisms need to eat food in order to gain energy and survive in the ecosystem. Often, living things are categorized by how... Read More

Myocardium

Myocardium Definition What is the myocardium of the heart?  It is the muscular middle layer of the heart that is... Read More

Lacus lacrimalis

Definition noun A small triangular space of the conjunctiva situated at the medial angle of the eye. Supplement Literally,... Read More

Wagners syndrome

Definition noun (1) A degenerative condition of the vitreous and retinal parts of the eye, and may eventually lead to... Read More

Duct

Duct (Science: anatomy) a passage with well defined walls, especially a tube for the passage of excretions or... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Split

split 1. To divide lengthwise; to separate from end to end, especially. By force; to divide in the direction of the grain... Read More

Immunoglobulin A

Definition noun An immunoglobulin (antibody) that is characterized by its α-heavy chain, and its prevalence in mucous... Read More