Lec 2 Flashcards by rana hisham

What’s the cebrum ⁉️

The two cerbral hemisphere

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What’s separated the 2 cerebral hemispheres ⁉️

Longitudinal fissure

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What concert the two cerbral hemisphere ⁉️

🔅crpous colosseum

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What’s the dural fold with a sickle shap that found in logitidunal fissure⁉️

Flexi cebre

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What’s the horizantal dural fold that separated the cerbral hemisphere from cerebellum ⁉️

🔅teratunium cerbre

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The cerbral hemisphere has three pole ⁉️

Frontal
Occipital
Temporal

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The cerebral hemisphere has 3 surface ⁉️

🔶inferior
🔶superiolateral
🔶medial

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The superiolateral surface of the cerbral hemisphere ⁉️

♦️the widest
♦️found letrally and upward
♦️it has a convex surface

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The middle surface of the cerebral hemisphere ⁉️

🔅the flat surface
🔅separated from the opposite by longitudinal fissure
🔅contain the cc

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The inferior surface ⁉️

🔸separated by steam of lateral sulcus

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The 2 parts of the inferior surface of cerebral hemisphere ⁉️

Orbital ➡️anterior surface ➡️rest on roof of the orbit
Tentorial ➡️posterior surface ➡️rest on terronial cerbri

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Main sulcui of cerebral hemisphere ⁉️

🔹central sulcus
🔹lateral sulcus
🔹parito occipital sulcus
🔹clarine sulcus

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The central sulcus of cerebral hemisphere ⁉️

♦️🔅it’s called fissure or ronaldo
♦️it’s deep sulcus 1/2 inches behind the mid point between the frontal and ocippital poles
♦️extend oblique ➡️downward and forward
♦️extend on a small amount on the mediall

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The lateral sulcus of cerebral hemisphere ⁉️

♦️its called saliva or fissure
♦️it has a stem that devided the inferior surface into 3 rami

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The parito occipital sulcus of cerebral hemisphere ⁉️

♦️found 5 cm behind the occipital pole
♦️found on the superior middle margin of hemisphere
♦️extend ➡️forward and downward

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The calra sulcus of cerebral hemisphere ⁉️

♦️found down the spleinum of cc
♦️separated by parito occipital
♦️posterior end reach occipital pole

The lobs of cerebral hemisphere ⁉️

♦️frontal
♦️occipital
♦️temporal
♦️parital

The sulci on superiolateral surface ⁉️

🔅central
🔅lateral
🔅occipital
🔅clara
🔅superior and inferior frontal ➡️
🔸extended forward
🔸close to precntral
🔅superior and inferior temporal➡️
🔸parallel to lateral sulcus
🔅precntral➡️
🔸1 cm finger bednth the central
🔅postcentral➡️
🔸1 cm finger before central
🔅intrapaital sulcus ➡️
🔸extended backwards
🔸from middline of postcentral

Superior and inferior frontal ⁉️

Close to precentral

Inferior and superior tempral

Parallel to lateral sulcus

Interparital

Middline of post central

Important gayrai in the superiolateral surface of cerebral hemisphere ⁉️

♦️angular gayrai ➡️area 39 ➡️posterior end of superior temparal sulcus

♦️superiormarginal➡️area40 ➡️posterior end of lateral sulcus

The poles that’s found on the superiolateral surface of cerebral hemisphere ⁉️

🔹temporal
🔹frontal
🔹parital

The superiolateral temporal lobe gayrai⁉️

♦️superior temporal gyri
➡️between lateral sulcus and superior temporal sulcus
♦️middle temporal gyri
➡️between superior and inferior sulcus
♦️inferior temporal
➡️below inferior temporal sulcus
♦️angular gyri
➡️posterior end of superior temporal sulcus

The gayri of frontal lope of superiolateral surface of cerebral hemisphere ⁉️

🔶superior frontal gyri ➡️above superior frontal sulcus 🔸middle frontal gyri ➡️between superior frontal sulcus and inferior frontal sulcus 🔸inferior frontal gyri ➡️below inferior frontal sulcus ➡️has three parts 🔸precntral gyri ➡️between precntral and central

The gyri of parital lope ⁉️

🔶superior parital gyri ➡️above parital sulcus 🔶inferior parital ➡️below parital sulcus 🔶postcentral ➡️between central and post central 🔶supramarginal ➡️posterior end of lateral sulcus

What are the sulcus of the medial surface of cerebral hemisphere ⁉️

🔸collasel sulcus ➡️upper part of cc 🔸cenigulate sulcus ➡️one fingger above 👆 and parallel to colasell sulcus ➡️at the end it’s devided into two rami infront and behind central sulcus 🔸central sulcus ➡️between 2 branches of singulte sulcus 🔸parito occipital sulcus 🔸clara sulcus

The main medial gyri of medial surface ⁉️

♦️precanu ♦️caneua ♦️liguinal ♦️⁉️medial frontal ♦️paracentral Cingulate

The ligunal gyri of medial surface

🔶elongated 🔶toungh shape gyri 🔸extend from postclara sulcus to occipital

The precanue gyri of medial surface ⁉️

♦️infront of parito occipital

The canue gyri of medial surface ⁉️

♦️between postclara and parito occipital

The paracntral gyri of medial surface ⁉️

♦️surrounding the central sulcus ♦️between 2 branches of cingulte sulcus

Cingulte gyri

♦️found between collasel sulcus and cingulte sulcus

How the hippocampus gyrus is connected to cingulte gyri ⁉️

By isthmath Lower border of posterior end curve down around spleniuum of cc

Medial frontal gyri ⁉️

Between cingulte and superior medial

The sulcus of inferior surface [orbital]

🔸olfactory sulcus 🔸orbital sulcus 🔸gyrus rictus