3 Review Q's Nervous system and senses MT Flashcards
What is the space between two neurons or between a neuron and a receptor organ is known as?
synapse
What is the white protective covering over some parts of the spinal cord and the axon of most peripheral nerves?
myelin sheath
What are the root-like structures of a nerve that receive impulses and conduct them to the cell body?
dendrites
what is the layer of the meninges that is located nearest to the brain and spinal cord?
pia mater
Seven vital body functions are regulated by?
hypothalamus
which nerves are the division of the autonomic nervous system that prepare the body for emergencies and stress?
sympathetic nerves
what is a network of intersecting nerves called?
plexus
cranial nerves are part of which division of the nervous system?
peripheral
what relays sensory stimuli from the spinal cord and midbrain to the cerebral cortex?
thalamus
which neurons carry impulses away from the brain and spinal cord
efferent neurons
what connects the brain and spinal cord?
brainstem
what coordinates muscular activity?
cerebellum
what controls basic survival functions?
medulla oblongata
what is the uppermost layer of the brain?
cerebrum
what do you call a physician who specializes in administering anesthetic agents?
anesthesiologist
what is a profound state of unconsciousness marked by an absence of spontaneous eye movements, no response to painful stimuli, and the lack of speech?
coma
what kind of drug is also known as a tranquilizer?
anxiolytic
what is a sensory perception that has no basis in external stimulation?
hallucination
what is an excessive fear of heights?
acrophobia
what is an acute condition that is characterized by confusion, disorientation, disordered thinking and memory, agitation, and hallucination?
delirium
what is the term meaning inflammation of the spinal cord or inflammation of bone marrow?
myelitis
what is the term meaning an abnormal fear of being in small or enclosed spaces?
claustrophobia
what condition is characterized by severe lightning-like pain due to an inflammation of the fifth cranial nerve?
trigeminal neuralgia
what is the medical term for the condition known as a developmental reading disorder?
dyslexia