ÐÑÑбнаÑен мозÑк
ÐÑÑбнаÑен мозÑк
ÐÑÑбнаÑен мозÑк
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Атя <br />
гръчя<br />
ък
я<br />
35 , 2% <br />
()
я<br />
<br />
• foramen magnum L2 (L3 )<br />
• :<br />
– Foramen magnum<br />
– Decussatio pyramidum<br />
– я І <br />
• ,<br />
S2
я<br />
• - (d = 1 m)<br />
• - 45 / 42 <br />
• я<br />
intumescentia cervicalis (C 5 -T 1 )<br />
intumescentia lumbosacralis (L 1 -S 2 )<br />
• <br />
conus medullaris (L2)
я<br />
Fissura mediana ventralis<br />
- a. spinalis anterior<br />
Sulcus ventrolateralis<br />
- , <br />
Sulcus dorsolateralis<br />
- , <br />
Sulcus intermedius dorsalis<br />
- ( 5 )<br />
Sulcus medianus dorsalis<br />
- , septum medianum dorsale
Conus medullaris (L2)<br />
Cauda equina<br />
Fissura mediana ventralis<br />
Sulcus ventrolateralis
Sulcus medianus<br />
dorsalis<br />
Sulcus<br />
dorsolateralis<br />
Sulcus intermedius<br />
dorsalis<br />
<br />
Fasciculus<br />
cuneatus<br />
Fasciculus<br />
gracilis
я<br />
Зя<br />
1. Ligamenta denticulata<br />
- ,<br />
dura mater<br />
2. Filum terminale<br />
- ,<br />
я os coccygis<br />
3. <br />
- foramen intervertebrale; -<br />
я
я <br />
Periosteum <br />
- Cavitas epiduralis - я ална аня<br />
Dura mater spinalis<br />
Arachnoidea mater spinalis<br />
- Cavitas subarachnoidea - ця,<br />
я<br />
Pia mater spinalis<br />
- Ligamenta denticulata
я <br />
• Dura mater<br />
• Arachnoidea mater<br />
• Pia mater<br />
Ligamentum denticulatum<br />
- я pia mater
я – cisterna lumbalis (terminalis)
я я <br />
А<br />
- Aa. spinales<br />
A. spinalis anterior (1) & posterior (2) a. vertebralis<br />
- Rami spinales - <br />
a. vertebralis, cervicalis ascendens, intercostalis <br />
lumbalis<br />
<br />
- <br />
plexus venous vertebralis
a. spinalis anterior
я <br />
Funiculus Ventralis<br />
Funiculus Lateralis<br />
Funiculus Dorsalis<br />
Fasciculus Gracilis Fasciculus Cuneatus<br />
<br />
Cornu ventrale ------------ <br />
Cornu dorsale -------------- <br />
Cornu laterale -------------- <br />
Commissura grisea
я<br />
1) я<br />
(я ) -------- <br />
( ) ------ <br />
2) я<br />
<br />
() <br />
3) я
я<br />
я
1. Cornu dorsale<br />
2. Cornu ventrale<br />
3. Substantia intermedia<br />
4. Cornu laterale<br />
5. Funiculus dorsalis<br />
6. Funiculus ventralis<br />
7. Funiculus lateralis<br />
9. Fissura mediana<br />
ventralis<br />
10. Sulcus medianus<br />
dorsalis<br />
11. Sulcus ventrolateralis<br />
12. Sulcus dorsolateralis<br />
13. Sulcus intermedius<br />
dorsalis<br />
8. Zona terminalis
• <br />
• Н- , я <br />
<br />
• canalis centralis<br />
• я<br />
<br />
• я <br />
( Rexed)
Intumescentia cervicalis (C 8 ) (T 8 )<br />
Intumescentia lumbalis (L 3 ) (S 1 )
Rexed
Columna (cornu) ventralis<br />
α- - <br />
γ- - <br />
я<br />
- <br />
- - <br />
<br />
Nucleus spinalis accessorius<br />
- C 1 C 6<br />
- pars spinalis n.<br />
accessorius
Columna (cornu) dorsalis<br />
• <br />
• <br />
Nucleus posteromarginalis<br />
- , , <br />
- tr. spinothalamicus anterior/lateralis<br />
Substantia gelatinosa<br />
- , , <br />
-tr. spinothalamicus anterior/lateralis<br />
Nucleus proprius<br />
- , , <br />
-tr. spinothalamicus anterior/lateralis<br />
Nucleus thoracicus (Clarke)<br />
- я (C 7 L 2 )<br />
- <br />
- tr. spinocerebellaris dorsalis
Columna (cornu) lateralis<br />
• <br />
• я я (C 8 - L 2 S 2-4 )<br />
• substantia intermedia lateralis –<br />
я<br />
• (C 8 - L 2 ) <br />
(S 2 - S 4 )<br />
•
.<br />
- <br />
<br />
.<br />
<br />
• <br />
• <br />
• ()<br />
• <br />
•
• <br />
<br />
•- : <br />
stretch reflex<br />
• : <br />
<br />
• -
я <br />
– <br />
– я (funiculi):<br />
Funiculus dorsalis<br />
sulcus dorsalis medianus , 5 <br />
:<br />
. Fasciculus gracilis<br />
, , я <br />
. Fasciculus cuneatus<br />
, 5 ; я <br />
Funiculus lateralis<br />
sulcus dorsolateralis sulcus ventrolateralis<br />
я я <br />
Funiculus ventralis<br />
- fissura mediana ventralis <br />
- я
я <br />
<br />
<br />
<br />
<br />
,<br />
я я
Д :<br />
1) (tractus spinothalamicus lateralis<br />
anterior):<br />
С ця: , ,<br />
, , ъ<br />
2) ( ) - ъ <br />
lemniscus medialis:<br />
П, , я, ц<br />
Д я :<br />
3) (tractus spinocerebellaris<br />
dorsalis ventralis):<br />
П (ъ )
я
.<br />
:<br />
1. я ()<br />
- я (ъ <br />
я)<br />
2. я ()<br />
- я (, , )<br />
-
- я <br />
<br />
- я <br />
<br />
- <br />
я<br />
- я ()
31 : 8 , 12 , 5 я, 5 1 <br />
<br />
- 1 я <br />
- 1 <br />
- 2 <br />
- Ч ( 1 ) я <br />
<br />
Ф <br />
– <br />
– <br />
– <br />
–
e , <br />
я <br />
. <br />
. <br />
foramen intervertebrale<br />
. <br />
. Cauda equina<br />
- (L 2 -Co 1 )
Ramus dorsalis – <br />
Ramus ventralis – я,<br />
<br />
Ramus meningeus – <br />
Ramus communicans albus – <br />
(C 8 -L 2 )<br />
Ramus communicans griseus –<br />
<br />
;