Appendix A Flashcards
Vertebrata
Subphylum in which man is classified
Mammalia
Class in which man is classified
Primate
Order in which man is classified
Homo Sapiens
Proper way to write the genus and species of man
Adenohypophysis
The anterior and intermediate portions of the pituitary gland
Neurophysis
The posterior pituitary or “pars nervosa”
Hypophysis Cerebri
Pituitary gland (entire structure)
Epiphysis Cerebri
pineal gland (body)
Embryo
The name given to the developing human prior to the end of the 2nd month of gestation
Fetus
Name applied to the developing human after the second month through parturition (birth)
Neonate
The newborn infant (usually given a name by this point)
Dentate
Notched or toothlike
Arcuate
Arranged like an arch
Striae (striatal)
A groove or streak-like formation
Rectus
Means straight
Reticular
Net-like
Fissure
A relatively deep groove
Sulcus
A relatively shallow groove (infolding)
Gyrus
Tortuous covolution. Usually found between sulci or/and fissure of the cerebrum
Folia
Small page like gyri of the cerebellum
Nuclei
As used in neurology, a cluster or group of neuron cell bodies located within the CNS
Ganglia
a cluster or group of neuron cell bodies within the PNS (few exceptions in the CNS)
Neuron
A nerve cell
Perikaryon
Used synonymously with the cell body (soma) of the neuron
Axon
a process of a neuron which carries the impulse away from the cell body (perikaryon)
Chordata
Phylum in which man is classified
Hillock
a small prominence or elevation
Dendrite
A process (often several) of a neuron which carries a charge or imulse toward the cell body
Fiber
If a neuron has a dominately long process that process can be called a “fiber” also known as nerve fiber or nerve fiber
Nerve
These are the whitish appearing PNS structures fulled with neuron fibers which innervate the body’s parts
Ramus
Literally means a branch. in neurology we call the major branches off the soinal nerve trunks the white ramus, gray ramus, dorsal ramus, and ventral ramus.
Axolemma
Name often applied to the outer plasma membrane of an axon
Neurilemma
A covering around a neuron fiber created by a surrounding cell (it may or may not be myelinated)
Vertebral canal ( Neural canal)
Passageway created by the continuous nature of vertebral foramina
Central Canal
a Tiny channel found within the spinal cord and inferior medulla oblongata
Aqueduct
passageway i.e “ cerebral aqueduct”
Leptomeninx
Thin membrane. Collective term for the arachnoid matter and pia matters
Pachyneninx
Thick membrane. Used synonymously with the dura matter
Somesthetic
to sense the body
Modality
A specific sensory entity, such as gustatory (taste), olfaction (smell), pain, etc
Proprioception
the modality of subconscious awareness of body position and muscle movement.
Kinesthesia
The modality of conscious awareness of body position and muscle movement.
Adrenergic
the releasing of adrenalin-like molecules at a target site
Chollinergic
the releasing of choline like (acetlycholine) molecules at a target site
Chiasma
a crossing - usually relating to the crossing of optic fibers (optic chiasma )
Decussation
a crossing, usually more liberally to indicate crossing fibers and tracts in the CNS
Contralateral
to the opposite side
Ipsilateral
on the same side
Anterograde
Going forward, in neurology ofteh refers to going away from the neuron cell body
Retrograde
Going backward. In neurology often refers to going back toward the cell body
Fugal
traveling away from, used often as a suffix e.g. pallidfugal - away from the pallidal nuceli
Lesion
Any type of injury, damage or “hurt” can be called a lesion
Myelopathy
Lesion of the spinal cord
Necrosis
Deadness, Death of cells or tissue
Neoplasm (tumor)
any new abnormal growth
Malignant
Spreading life threatening neoplasm
Metastatic
Transferring to other tissue
Idiopathic
Generally used to mean something of unknown cause
Ischemia
Means to suppress blood supply to an area. This results in abnormal function and may lead to necrosis
Hematoma
An accumulation of blood outside of the blood vessels
Aneurysm
An abnormal dilation of blood vessel wall and its lumen ( forms a blood vessel containing sac)
Stroke
Blood vascular loss in the CNS leading to per,anent or prolonged brain damage
Angiography
X-Ray of blood vessel injected with radiopaque dyes
Myelography
X-Ray of vertebral canal and spinal cord structures following injection of radiopaque dyes into the CSF
Ataxia
General term for irregularity in skeletal muscle coordination
Paralysis
Total or partial loss of normal motor function
Aphasia
Inability to communicate by speech, writing or signs
Dysphasia
A partial or unusual loss of communicative ability
Archi
Prefix meaning beginning or original
Paleo
prefix meaning old - similar to but not used interchangeably with “archi” in the CNS
Neo
Prefix meaning new- used in contrast to archi or paleo
Cauda Equina
Horses’ tail
Cephalgia
Headache
cornu
cornua - plural
Horn-like projection
Crus
Leg or leg-like
Cytoarchitecture
The pattern of cell arrangements
Falx
Falces is plural
Sickle shaped
Fenestra
Window like
Foramen
Opening ( such as Foramen Magnum )
Glial
Literally means “glue like”. several CNS cell types are included as glial cells
Micron
A metric system unit of length. The word means small and is measured at 1x10-6 m (its abbrevation)
Operculum
Means lid or covering
Pallium
to “cloak”. Used synonymously with “cortex”
Pons
Bridge. Located between the M.O. and the midbrain
BBB
Blood Brain Barrier
CSF
Cerebrospinal Fluid
CVA
Cerebrovascular Accident
TIA
Transient Ischemic Attack - often proceeds to CVA or RIND ( reversible ischemic neurologic deficit)
DRG
Dorsal Root Ganglia
IVF
Intervertebral Foramen ( opening through which the spinal nerve emerges from the vertebral canal)
EEG
Electroencephalogram ( graph ). Record and instrument used to pick up brain waves
CAT
Computerized Axial Tomography device ( employs x-rays and is widely used)
MRI
Magnetic Resonance Imaging ( utilized large magnets which rearrange hydrogen molecules)
PET
Positron emission Tomography ( device using radioactively labeled compounds for functional analysis )
M.O.
Medulla Oblongata
M.S.
Multiple Sclerosis
ALS
Amyotrophic Lateral SClerosis ( lou gehrigs disease)
GABA
GAMMA AMINOBUTYRIC ACID. An amino acid which is a common inhibitory CNS neurotransmitter
ACH
Acetylcholine ( first neurotransmitter identified- widespread in CNS and PNS )