Anat321demoreview Lab 4 2009

ANAT 321

REVIEW

LABORATORY 4

(slides created by Emma Duerden, M.Sc.)

NEUROANATOMY LAB

REVIEW: LAB 4

• The putamen, globus pallidus, and caudate nucleus comprise subcortical telencephalic nuclei referred to collectively as the "basal ganglia".

HEMISPHERESBASAL GANGLIA

Caudate nucleus

putamen

amygdala

Caudate nucleus

Globus pallidus

putamen

Courtesy of Digital Anatomist Project at Univ. of Washington

REVIEW: LAB 4

• These structures contribute to the modulation of movement, posture, and muscle tone and will be dealt with in lecture.

HEMISPHERESBASAL GANGLIA

Caudate nucleus

Thalamus

Amygdala

anterior

posterior

HEMISPHERESHORIZONTAL SECTIONS

Courtesy of Digital Anatomist Project at Univ. of Washington

Caudate nucleus

Lateral ventricles

Corpus callosum

anterior

posterior

Thalamus

Corpus callosum

fornix

Septum pellucidum

Internal capsule

Extreme capsule

External capsule

Claustrum

insula Putamen

Anterior limb

genu

Posterior limb

HEMISPHERESHORIZONTAL SECTIONS

Courtesy of Digital Anatomist Project at Univ. of Washington

anterior

posterior

HEMISPHERESHORIZONTAL SECTIONS

Corpus callosumanterior

posterior

Corpus callosum

Septum pellucidum

Internal capsule

Extreme capsule

External capsule

Claustrum

insula

Putamen

Anterior limb

genu

Posterior limb

HEMISPHERESHORIZONTAL SECTIONS

Lateral ventricles

Caudate nucleus

Thalamus

fornix

Globus pallidus

anterior

posterior

HEMISPHERESHORIZONTAL SECTIONS

Lateral ventricles

Corpus callosum

Thalamus

Septum pellucidum

anterior

posterior

Insula anterior limb

posterior limb

genu

Caudate nucleus

Putamen

Internal capsule

HEMISPHERESHORIZONTAL SECTIONS

fornix

HEMISPHERESCORONAL SECTIONS

Courtesy of Digital Anatomist Project at Univ. of Washington

HEMISPHERESCORONAL SECTIONS

Caudate nucleus

putamen

Internal capsule

External capsule

extreme capsule

clastrum

insula

Globus pallidus

Lateral ventricleSeptum pellucidum

fornix

hypothalamus

3rd ventricle

HEMISPHERESCORONAL SECTIONS

Courtesy of Digital Anatomist Project at Univ. of Washington

HEMISPHERESCORONAL SECTIONS

Caudate nucleus

Putamen

Internal capsule

External capsule

Extreme capsule

ClastrumInsula

Globus pallidus

Lateral ventricle (body)

Septum pellucidum

3rd ventriclehippocampusLateral ventricle

Corpus callosum

Caudate nucleus (tail)

Fornix

Thalamus

Courtesy of Digital Anatomist Project at Univ. of Washington

REVIEW: LAB 4

• What structure forms the floor of the inferior horn of the lateral ventricle?

• Answer?– The hippocampus

Courtesy of Digital Anatomist Project at Univ. of Washington

REVIEW: LAB 4

• What structures does the anterior limb of the internal capsule separate?

• Answer: – The caudate nucleus

and the putamen and globus pallidus

Courtesy of Digital Anatomist Project at Univ. of Washington

REVIEW: LAB 4

• What structure lies between the external capsule and the extreme capsule?

• Answer: – The claustrum

Courtesy of Digital Anatomist Project at Univ. of Washington

REVIEW: LAB 4

• What structure courses beneath the septum pellucidum?

• Answer: – The fornix

Courtesy of Digital Anatomist Project at Univ. of Washington

QUIZ

A

B

C

D

E

Answer Key

– A: caudate nucleus– B: putamen– C: hippocampus– D: insula– E: septum pellucidum

A

B

C

D

E

Answer Key

– A: corpus callosum– B: caudate nucleus– C: genu of internal capsule– D: thalamus– E: extreme capsule

A

B

C

D

E

Answer Key

– A: cingulate gyrus– B: putamen– C: globus pallidus– D: corpus callosum– E: claustrum