Muscle Spindle

Stretch Receptor located parallel to Muscle Fiber that informs other Neurons in the Brain and Spinal Cord of Muscle Length and the rate at which the Muscle is Stretching.

Muscle Fiber

A single Muscle Cell.

Muscle Fatigue

Condition in which the Muscle finds it difficult to Contract even when stimulated by the Nerve.

Multicellular Gland

Gland made up of many Cells that is in the form of simple or more complex tubes that secrete.

Mucus

The slippery, lubricating Glycoprotein secreted by Mucus Glands.

Mucous Membrane

Combination of Epithelia that secrete Mucus and Connective Tissue that cover and protect other structures, ie. lining of Digestive, Respiratory, Urinary and Reproductive Tracts

Mucous Gland

Gland that secretes the slippery, lubricating Glycoprotein secreted by Mucous Glands.

Mucosa

The inner lining of various Tubular structures, ie. digestive tract, that secrete Mucus.