Nerve for hearing and balance
CN VIII
Vestibulocochlear
Photoreceptor for black and white
Rods
Secreted from pineal gland
Melatonin
(Controls sleep-wake cycle, p. 233)
Neural tissue composed of cell bodies and unmyelinated axons
Gray matter
Cranial nerves and spinal nerves
Peripheral nervous system
CN I
Olfactory nerve
Sense of smell
Controls refraction of light
Lens
Secreted in response to calcium levels in the blood.
Parathyroid hormone (PTH)
(hypothalamus regulates, parathyroid glands release to control calcium levels).
p. 229
Neuron fiber that carries impulses AWAY from the cell body
Axon
PReceptors of the parasympathetic nervous system
Muscarinic and nicotinic
Sticking my tongue out
CN XII
Hypoglossal
Liquid part of anterior chamber of the eye
Aqueous Humor
This hormone is needed for cellular maintenance and repair and causes an increase in size and height in youth before the closure of long bone epiphysis.
Growth hormone (GH)
p. 228
Secreted from anterior pituitary
Type of neuron transmitting impulses towards the brain and spinal cord (CNS)
Sensory (AFFERENT) neurons
Controls skeletal muscles
Somatic nervous system of the peripheral nervous system
Nerve for facial expression and sensation of taste
CN VII
Facial nerve
Secretes tears
Lacrimal gland
Hormones produced in the thyroid.
T3
T4 (thyroxine)
Part of neuron that brings information TOWARDS the cell body.
Dendrite
Structure responsible for the shape of the eye
Vitreous body
CN II
Optic nerve
Visual impulse - eye to brain
Liquid that keeps the retina suspended/attached
Vitreous humor
Hormones secreted from the hypothalamus
Releasing hormones
Type of neuron conducting information between places in the brain and spinal cord (CNS)
Interneurons
Neurotransmitter for the Sympathetic nervous system; it causes this to happen
Norepinephrine/epinephrine (adrenaline)
Responds to stress; fight or flight
Table 8-3, p. 173
Vagus Nerve
CN X
Supplies organs in thoracic & abdominal cavities, motor impulses to larynx and pharynx
Outer surface of eyeball; forward-curving, transparent, and colorless
Cornea
(p. 204)
Hormone released from the posterior pituitary that causes the kidneys to retain the universal solvent
ADH (antidiuretic hormone)
White fatty substance that insulates and protects the axon
Myelin sheath
Origin of fibers of the sympathetic nervous system in the spinal column.
Thoracic and lumbar region of spinal cord
(table 8-3, p. 173)