𝟎𝟑. 𝐒𝐚𝐜𝐫𝐮𝐦 (عظمة العجز)

This video outlines the anatomy of the sacrum, including its anatomical position, general features, muscular attachments, articulations, ligaments, and applied anatomy.

* 𝐂𝐡𝐚𝐩𝐭𝐞𝐫𝐬 (𝐭𝐢𝐦𝐞𝐬𝐭𝐚𝐦𝐩𝐬)💡الفصول (الطوابع الزمنية)
00:00 - Intro (مقدمة)
00:21 - Content of the lecture (محتوى)

- General features (المعالم العامة للعظمة)
- Muscular attachments (اتصالات العضلات)
- Articulations (المفاصل)
- Ligaments (الأربطه)

* 𝐌𝐂𝐐: 💪
1. Which of the following structures forms the intermediate sacral crest?
A. Fused spines of sacral vertebrae
B. Fused sacral transverse processes
C. Fused sacral articular processes
D. The sacral foramina

2. Which of the following structures forms the lateral sacral crest?
A. Fused spines of sacral vertebrae
B. Fused sacral transverse processes
C. Fused sacral articular processes
D. The sacral foramina

3. Which of the following structures forms the median sacral crest?
A. Fused spines of sacral vertebrae
B. Fused sacral transverse processes
C. Fused sacral articular processes
D. The sacral foramina

4. Which of the following is the most medial structure related to the ala of the sacrum?
A. Obturator nerve
B. Lumbosacral trunks
C. Sympathetic trunk
D. Iliolumbar artery

5. Which of the following structures passes through the sacral hiatus?
A. First pair of sacral nerves
B. One pair of coccygeal nerves
C. Dura and arachnoid mater
D. Lateral sacral arteries

6. Which of the following structures passes through the lesser sciatic foramen?
A. Pyriformis muscle
B. Sciatic nerve
C. Tendon of obturator internus muscle
D. Superior gluteal vessels

7. Which of the following muscles is not attached to the sacrum?
A. Iliacus
B. Pyriformis
C. Obturator internus
D. Coccygeus

😂💞 🤣 𝓦𝓪𝓲𝓽𝓲𝓷𝓰 𝓕𝓸𝓻 𝓨𝓸𝓾𝓻 𝓐𝓷𝓼𝔀𝓮𝓻 😂💞 🤣

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* 𝐇𝐚𝐬𝐡𝐭𝐚𝐠:
#sacrum
#sacral_canal
#muscular_attachments
#sciatic_notches
#sacrospinous_sacrotuberous_ligaments