Lab 2 Practical Exam Flashcards
Blood supplies to lateral & ventral cerebellum
Origin of this blood supplies?
Anterior Inferior Cerebellar Arteries (AICA)
Basilar
Blood supplies to anterior 2/3 of spinal cord
Origin of this blood supplies
Anterior Spinal artery
Vertebral
Blood supplies to brainstem & cerebellum
Origin of this blood supplies?
Basilar Artery
Vertebral artery
Blood supplies to posterior 1/3 of spinal cord
Origin of this blood supplies?
Posterior spinal artery
Vertebral artery
Blood supplies to posterior & lateral medulla, inferior cerebellum
Origin of this blood supplies?
Posterior Inferior Cerebellar Artery (PICA)
Basilar Artery
Blood supplies to caudal midbrain, deep cerebellar nuclei, superior cerebellum
Origin of this blood supplies?
Superior Cerebellar Artery (SCA)
basilar artery
Blood supplies to pons
Origin of this blood supplies?
pontine artery
basilar
What are the major blood supplies to the brain?
Vertebral Artery
Internal Carotid Artery
What does internal carotid split into?
Anterior Cerebral Artery
Middle Cerebral artery
What does Posterior cerebral artery supply?
Occipital lobe (calcarine sulcus)
ventral & medial temporal lobe
oldfaction area
cerebral peduncle
What does anterior cerebral artery supply?
Medial & rostral area of temporal lobe & insula
motor & sensory area for upper body
lateral surface of hemispheress
basal ganglia
auditory & speech area
What does Anterior Cerebral Artery supply?
Medial & anterior surface of hemispheres
Motor & sensory area innervating lower body
cingulate gyrus
basal forebrain
orbitofrontal cortex
corpus collosum
Nuclei of Oculomotor Nerve (III)?
Function of this nuclei?
Oculomotor Nuclei: Innervate medial/superior & inferior rectus muscle, inferior oblique of eye muscles
Edinger-Westfal Nuclei: constrictions of pupils
Nuclei of Trochlear N (IV)?
Function of this nuclei?
Trochlear Nuclei: innervate superior oblique muscle of the eyes
Nuclei of Trigeminal Nerve (V)?
Function of this nuclei?
principal/ primary nuclei: Fine touch/ Pressure (DCML)
Motor Nuclei: Muscles for mastication
Spinal Nuclei: Pain/ Temperature of Face (AS)
Mesencephalic Nuclei: Proprioception for Face muscles
Nuclei of Facial Nerve (VII)?
Function of this nuclei?
Solitary Nuclei: Taste for anterior 2/3 of tounge
Facial Motor Nuclei: Facial expressions
Superior Salivary Nucleus
What does basilar artery supply?
brainstem & cerebellum
What does superior cerebellar artery supply?
deep cerebellar nuclei
caudal midbrain
superior cerebellum
What does anterior spinal supply?
Anterior 2/3 of spinal
What does posterior cerebellar artery supply?
Inferior cerebellum
posterior & lateral medulla
What does anterior cerebellar artery supply?
lateral & ventral cerebellum
Nuclei of Abducens Nerve (VI)?
Function of this nuclei?
Abducens Nucleus: Innervate lateral rectus muscle of eye
Nuclei of vestibulocochlear nerve (VIII)?
Function of this nuclei?
Cochlear nuclei: location of the primary axons of auditory pathway synapse
Vestibular Nuclei: input to cerebellum & origin of vestibulospinal tract
Nuclei of Glossopharyngeal N (IX)?
Function of this nuclei?
Solitary Nuclei: Taste for posterior 1/3 of tounge/ monitoring fibers from carotid body
Other Nuclei: Innervate stylopharyngeus muscle
Nuclei of Vagus N (X)?
Function of this nuclei?
Dorsal Motor Nuclei: innervate muscles of esophagus, pharynx & larynx
Nucleus Ambiguous: parasympathetic output
Solitary Nucleus: Taste for pharynx & parasympathetic monitoring
Damage to what will cause facial drooping?
Facial Motor nuclei of Facial N (VII)
Nuclei of Accesory N (XI)?
Function of this nuclei?
Accessory Nucleus: innervate trapezius & sternocleidomastoid muscles
Nuclei of Hypoglossal Nerve (XII)?
Function of this nuclei?
Hypoglossal Nuclei: Innervate tounge muscle
What nuclei & CN that innervate anterior 2/3 of tounge?
Solitary Nucleus of Facial N (VII)
What nuclei & nerve that innervate lateral rectus muscles of the eye?
Abducens Nuclei of CN VI
What is the CN that innervate stylopharyngeus muscle?
CN IX - glossopharyngeus
Damage to what nuclei & CN will cause hoarseness of voice/ inability to speak?
Dorsal motor nuclei of vagus nerve (X)
Damage to what cranial nerve will cause tounge deviation to the damage site?
hypoglossal nerve (XII)
Damage to what nerve will cause the shrug shoulder symptoms?
Accessory Nerve XI
