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Connection of two regions or structures.

Isthmus, thyroid

Tissue connection between right and left thyroid lobes.


surgical removal of the isthmus


affecting the opposite side


surgical removal of the thyroid

Thyroglossal duct

develops in the embryo stage after the formation of the thyroid gland


surgical removal of the thymus


glands located on the top of the kidneys that produce steroid hormones


part of the endocrine system, a gland that produces hormones that regulate metabolism


produces hormones important to the immune response


produces a hormone to mobilize calcium from the bones to the blood.


that part of the skeleton that encloses the brain


entire skeletal framework of the head


a method of identifying a specific area or point in the brain


surgical excision of the lamina

somatic nerve

sensory or motor nerve

sympathetic nerve

part of the peripheral nervous system that controls automatic body function; activated under stress

peripheral nerve

twelve parts of cranial nerves, 31 pairs of spinal nerves, and autonomic nervous system; connects peripheral receptors to the brain and spinal cord


divert of make an artificial passage

central nervous system

brain and spinal cord

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