Central Nervous System: Brain Central Nervous System: Spine Peripheral Nervous System: Spine Peripheral Nervous System: Cranial Nerves Embryologic Perspective
100
What is a sulcus?
A groove between two gyri.
100
What is inside the central canal?
Cerebrospinal fluid
100
What is a plexus?
Network of fibers/nerves in a particular part of the the spinal cord
100
What nerves are responsible for smell and vision?
Olfactory and optic
100
What brain vesicles/sections are developed in a 3-4 week embryo?
Prosencephalon, mesencephalon, rhombencephalon
200
What are the four lobes of the cerebral cortex?
Frontal Lobe, parietal lobe, occipital lobe, temportal lobe
200
What the spinal cord is mainly composed of.
Gray and white matter.
200
How many plexus are there in the spine?
Four bundles of them in spine.
200
How many cranial nerves are there?
Twelve of these in the brain.
200
What brain vesicles/sections are developed in a 5 week embryo?
Telencephalon,Diencephalon, mesencephalon, metencephalon, myelencephalon.
300
What is Broca's area?
Area of the brain responsible for language and controlling speech movements.
300
What are descending tracts?
Roads from the brain that carry motor commands.
300
Name the four major nerve plexus in the spine?
Cervical, brachial, lumbar, and sacral
300
What nerves are responsible for eye movement?
Oculomotor, trochlear, and abducens all have the same function.
300
What is cephalic flexure?
Major curve between the brain stem and forebrain that allows humans to see forward versus upward.
400
What is the limbic system?
A collection of structures involved in emotion, memory and behavior.
400
What is cauda equina?
Long bundle of nerves that resemble a horse's tail
400
What are the three main nerves in the sacral plexus?
Sciatic, tibial, common peroneal
400
What nerves runs through the jugular foramen?
Glossopharyngeal, Vagus, and Accessory have the same passage into the skull.
400
What is spina bifida?
Birth defect where the spinal cord does not develop properly. Can create protrusion outside body or cause vertebral column to not fully grow.
500
What are the senses of body position and movement?
Proprioception and kinesthesia.
500
What is a lateral horn?
Gray horn found only in the thoracic, upper lumbar, and sacral regions of the spinal cord.
500
What is the specific origin of the brachial plexus?
C5-T1
500
Where is the vagus nerve's central connection?
Medulla oblongata is the central connection.
500
What is the Greek root word for "pros"? Example: prosencephalon.
Greek root for "in front"






Anatomy of the Nervous System

Press F11 for full screen mode



Limited time offer: Membership 25% off


Clone | Edit | Download / Play Offline