anat321demoreview lab 3 2009
DESCRIPTION
Part 2 of ANAT 321 lab 3. To be viewed with lab demonstrator in small groups.TRANSCRIPT
ANAT 321NEUROANATOMY LAB
REVIEW
LABORATORY 3
(slides created by Emma Duerden, M.Sc.)
REVIEW: LAB 3
• With your demonstrator draw the arterial system of the brain.
Courtesy of Digital Anatomist Project at Univ. of Washington
Cerebral Vasculature
Posterior communicating artery
Cerebral Vasculature
Superior cerebellar artery
Anterior inferior cerebellar artery
Internal carotid artery
Vertebral artery
Middle cerebral artery
Anterior communicating artery
Anterior cerebral artery
Posterior cerebral artery
Cerebral Vasculature
Posterior communicating artery
Cerebral Vasculature
Superior cerebellar artery
Anterior inferior cerebellar artery
Internal carotid artery
Vertebral arteries
Posterior inferior cerebellar artery
Middle cerebral artery
Anterior cerebral artery
Posterior cerebral artery
Meninges
3 layers
- Dura mater
- Arachnoid mater
- Pia mater
http://www.sruweb.com/~walsh/meng1.gif
skin
bone
Dura mater
arachnoid mater
Sub-arachnoid spacepia mater
cortex
Meninges Arachnoid Mater and sagittal sinus
Frontal lobe
Occipital lobe
Meninges Arachnoid Mater and sagittal sinus
Dura outer layer Superior/mid sagittal sinus
Arachnoid mater
Frontal lobe
Occipital lobe
Meninges Arachnoid Mater & Granulations
Meninges Arachnoid Mater & Granulations
Arachnoid granulations
Arachnoid mater
Meninges CSF production review
HEMISPHERESSAGITTAL VIEW
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESSAGITTAL VIEW
Calcarine fissure
Parieto-occipital fissure
cuneus
Lingual gyrus
Cingulate gyrus
uncus
Parahippocampal gyrus Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW
Lateral sulcusTemporal
lobe
Frontal lobe
Pre-occipital notch
Parieto-occipital fissure
Central sulcus
Occipital lobe
Parietal lobe
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW
Central sulcus
Inferior temporal gyrus
superior temporal gyrus
middle temporal gyrus
Post central gyrus
precentral gyrus
Lateral sulcus
inferior frontal gyrus
middle frontal gyrus
Superior frontal gyrus
superior parietal lobule
Inferior parietal lobule
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW
• Locate Heschl’s gyrus
Courtesy of Digital Anatomist Project at Univ. of Washington
HEMISPHERESLATERAL VIEW • Locate frontal and parietal
opercula
Courtesy of Digital Anatomist Project at Univ. of Washington
REVIEW: LAB 3
• Describe the meninges
• Answer– The meninges are tissues covering
the brain– 3 layers
• Dura - Outer layer• Arachnoid – middle layer• Pia – inner layer
REVIEW: LAB 3
• What sulcus separates the frontal and parietal lobes?
• Answer– The central sulcus
Courtesy of Digital Anatomist Project at Univ. of Washington
REVIEW: LAB 3
• What gyrus is superior to the corpus callosum?
• Answer– The cingulate gyrus
Courtesy of Digital Anatomist Project at Univ. of Washington
QUIZ
A
B
C
D
E
Courtesy of Digital Anatomist Project at Univ. of Washington
Answer Key
– A: internal carotid artery– B: CN3– C: superior cerebellar artery– D: vertebral artery– E: posterior cerebral artery
A
B C
D
E
Courtesy of Digital Anatomist Project at Univ. of Washington
Answer Key
– A: anterior commissure – B: uncus– C: parahippocampal gyrus– D: lingual gyrus– E: fornix
A
B
C
D
E
Courtesy of Digital Anatomist Project at Univ. of Washington
Answer Key
– A: posterior communicating artery– B: superior cerebellar artery– C: anterior inferior cerebellar artery– D: CN 5– E: CN 6