Neuroanatomy Flashcards
Which of the following structures relays sensory input from the peripheral to the central nervous system?
Thalamus
Which of the following lobes control the ability to articulate words?
Frontal
Which of the following separates the frontal and parietal lobes from the temporal lobe?
Sylvian Fissure
What is another name for Sylvian Fissure?
Lateral Sulcus
The pre-central gyrus is in which of the following lobes?
Frontal
What is the name of the fold of the dura that forms vertical partitions between the cerebellar hemispheres?
Falx cerebelli
Sensory is in which lobe?
Parietal lobe
True or False: The sensory system is efferent, the motor system is afferent.
False
What is Cisterna Magna?
The main opening in the subarachnoid space.
CSF escapes into this area through the openings in the roof of the fourth ventricle
What is the name of the outer surface of the cerebral hemispheres composed of nerve cell bodies?
Cortex
What three things make up the Meninges? In order
Dura(outer), arachnoid(middle), pia(innermost layer)
What is a subdural hematoma and where is it located?
Blood between the dura and the arachnoid
Which is an extension of the dura lies between the cerebellum and the inferior surface of the occipital lobes and divides the cranial cavity into two compartments?
Tentorium Cerebelli
What is Receptive Aphasia and where is the lesion located?
The ability to hear words but the inability to understand what is being said
: Wernicke’s Area
What is Alexia?
Unable to read
Dural fold within the medial longitudinal fissure that separates the left and right cerebral hemispheres?
Falx Cerebri
What is the name of a collection of nerve fibers connecting similar areas on both sides of the head?
Commissure
Which lobe is motor speech?
Frontal lobe
What is the lowest part of the brainstem and that is the center for life maintenance controlling heart rate, respiration depth and rate, and blood pressure?
Medulla Oblongata
Name of the Nerves coming out of the bottom of the spinal cord and going to the lower extremities?
Cauda Equina
What is the name of the grey matter located deep within the white matter?
Basal Ganglia
What is the name of a set of connected nuclei responsible for regulating arousal and sleep-wake transitions?
Reticular activating system
What are the structures that make up the brainstem?
Midbrain, pons, medulla
Wernicke’s Aphasia is located in which lobe?
Temporal Lobe
Hearing/Auditory comes from which lobe?
Temporal lobe
Cerebral spinal fluid is produced in which of the following?
Choroid Plexus
Which of the following Fissures separates the two cerebral hemispheres along the midline?
Medial Longitudinal fissure
A lesion in the Motor strip of the frontal lobe resulting in an inability to communicate verbally is called?
Motor Aphasia
Which of the following connects the lateral with the third ventricle?
Foramen of Monro
Define Agraphia?
Unable to write
Which of the following is the major connective fibers between the two cerebral hemispheres?
Corpus Collosum
Which lobe is associated with vision?
Occipital lobe
Define: Astereognosis
Unable to appreciate texture, size, and form by touching objects
Body plane that goes from one side to the other
Transverse Plane
4 Facts about the Dura
Outer layer of brain and spinal cord
Non stretchable
Fibrous and shiny
Follows contour of skull
What are the three folds in the Dura?
Tentorium Cerebelli
Falx Cerebelli
Falx Cerebri
What is the purpose of the Pia?
Carries blood vessels into the brain
Group of neuron fibers having a common origin and destination?
Tract
-Reasoning
-Planning
-Speech
-Movement
-Emotions
-Problem Solving
Which lobe?
Frontal Lobe
-Perception of sensory stimuli
-Orientation
-Recognition
Which Lobe?
Parietal Lobe
-Auditory Stimuli
Memory
Heschls gyrus
Speech
Which Lobe?
Temporal Lobe
Visual processing
Striate Cortex
Which lobe?
Occipital Lobe
Divides Frontal & Parietal Lobe
Rolandic Fissure
Separates Parietal & Occipital Lobes
Parieto- Occipital Fissure
Acts as a Bridge to relay motor impulses to cerebrum
Grey matter deep within the white matter
Basil Ganglia
Basil Ganglia Disorders are most common in which type of patients?
Parkinson’s
Basil Ganglia Function (4)
Balance
Muscle tone
Posture
Locomotion
Conduct impulses to and from cortex
Internal Capsule
Function of Pons (4)
-Motor control
-Control of sleep
-Relay info to cerebellum & Thalamus
-Sets respiratory rate & depth
Transmits impulses between brain & spinal cord
Pons
Connection of the vertebral and the internal carotid arteries
Collateral Circulation
Circle of Willis
