Flashcards in Anatomy- Neuroanatomy Deck (51)
What connects the 3rd and 4th ventricle?
the cerebral aqueduct
What divides the cerebral peduncle into an anterior and posterior part?
Where would you find the graciles tubercle?
How many cervical nerves are there?
At what level does the spinal cord end?
what are the spinal nerves that are sent inferiorly from the bottom of the spinal cord?
What does the brain stem consist of?
medulla, pons, cerebellum, midbrain
What divides the frontal and parietal lobes?
What separates the frontal and temporal lobes?
What separates the cingulated gyrus from the superior frontal gyrus?
The cingulate gyrus
What separates the cingulate gyrus from the corpus callosum?
What composes the diencephalons?
Thalamus, Hypothalamus, Epithalamus
What part of the spinal cord contains the nerve bodies?
What part of the spinal cord contains the somatic cell bodies and have motor functions?
What part of the spinal cord contains visceral cell bodies?
What part of the spinal cord contains the interconnecting fiber tract system of the nerves?
what part of the spinal cord contain the cell bodies of the neuron and have sensory functions?
What are the 4 lobes of the brain?
Frontal, Parietal, Temporal, Occipital
What is the general function of the frontal lobe?
What is the general function of the parietal lobe?
What is the general function of the occipital lobe?
What is the general function of the temporal lobe?
From superior to inferior, what is the flow of CSF through the ventricles?
Lateral--> Third--> Fourth
From outside to inside, what are the layers of the meninges?
Dura mater--> arachnoid mater--> Pia mater
What kinds of nerves are found in the dorsal rami?
afferent sensory nerves
What kinds of nerves are found in the ventral rami?
What are the spinal levels of the parasympathetic nervous system?
Brainstem, C1, S2, 3, 4
What are the spinal levels of the sympathetic nervous system?
What makes up grey substance?
neuronal cell bodies and synapses
What makes up white substance?
ascending and descending fiber pathways
Where is the primary sensory cortex located?
postcentral gyrus of the cerebral cortex
In what tract do pain and temperature sensation travel?
lateral spinothalamic tract
In what tract does light touch sensation travel?
anterior spinothalamic tract
In what tract do proprioception, stereognosis, barognosis and 2-point discrimination travel?
gracilis and cuneatus fasiculi
Where do the anterior and lateral spinothalamic tracts decussate?
at the level of the spinal cord at which they entered
Where do gracilis and cuneate fasiculi decussate?
in the medulla
Which tract is concerned with subconscious perception i.e. muscle position?
Where does the reticular formation take place?
Where are the reflex centers located? (cardiac/respiratory/vasomotor...)
What cranial nerves have their nuclei of origin in the pons?
CN 5, 6, 7, 8
What cranial nerves have their nuclei or origin in the medulla?
CN 8, 9, 10, 11, 12
Where are the superior cerebellar peduncles located?
Where is the substantia nigra located?
What part of the brain regulates the emotional state?
In what part of the brain do we consolidate short term memory into long term memory?
In what part of the brain do we find conditioned fear?
Stimulation of this part of the brain causes euphoria
Where is dopamine released from?
What is released from the raphe nucleus?
Where is norepi released from in the brain?