Ears
The name of the membrane that separates the outer ear from the middle ear
Tympanic membrane
Transparent layer that covers the front of eye
Cornea
The CNS consist of these 2 structures
Brain and spinal cord
Name 2 divisions of the PNS
Somatic and autonomic divisions
Chemical messengers that help regulate body activities
Hormones
The membrane that separates the middle ear from the inner ear
Oval window
A term used to describe ability to change the curvature of the lens to clearly focus on a close or far object
Accommodation
The 3 connective tissue coverings of brain and spinal cord
Dura mater, arachnoid, and pia mater
Largest nerve in the human body
Sciatic nerve
Hormone secreted by the pancreas that increases glucose concentration in the blood
Glucagon
The middle ear contains these 3 ossicles
Malleus, incus, stapes
OR
Hammer, anvil, stirrup
Region of sharpest vision and greatest concentration of cones
Fovea
Part of brain that links the nervous and endocrine systems
Hypothalamus
A term for a network of nerves
Plexus
A hormone that increases calcium concentration in the blood
Parathyroid hormone (PTH)
Transmits messages from the ears to the brain
Cochlear nerve
Area where the optic nerve passes out of eyeball; also known as the "blind spot"
Optic disk
Part of the brain that serves as the main sensory relay center between spinal cord and cerebrum
Thalamus
The dorsal root contains what type of nerve fibers
Afferent (sensory) fibers
The gland that produces Antidiuretic hormone (ADH)
Hypothalamus
2 organs of equilibrium located in the inner ear
Vestibule and semicircular canals
X-shaped structure where optic nerves cross
Optic chiasm
Clusters of capillaries that project from the pia mater into the ventricles
Choroid plexuses
The name of the plexus that contains the sciatic nerve
Sacral plexus
The gland that stores and releases Antidiuretic hormone (ADH)
Posterior pituitary gland