Endocrine System Lab

Gland

cells that produce exocrine or endocrine secretions

Exocrine Gland

a gland that secretes onto the body surface or into a passageway connected to the exterior

Endocrine Gland

a gland that secretes hormones into the blood

Hormone

a chemical that is secreted by one cell and travels through the bloodstream to affect the activities of cells in another part of the body

Target tissue

the tissue that a particular hormone can exert an effect on

negative feedback loop

a corrective mechanism that opposes or negates a variation form normal limits

Positive feedback loop

a mechanism that increases a deviation from normal limits after and initial stimulus

hypothalamus

the floor of the diencephalon the region of the brain containing centers involved with the subconscious regulation of visceral functions, emotions, drives, and the coordination of neuron and endocrine functions