𝟎𝟒. 𝐇𝐮𝐦𝐞𝐫𝐮𝐬 (عظم العضد)

Dr Ayman Khanfour Anatomy Teaching
Dr Ayman Khanfour Anatomy Teaching
58.7 هزار بار بازدید - 4 سال پیش - This video outlines the anatomy
This video outlines the anatomy of the humerus, including its anatomical position, general features, side identification, muscular attachments, articulations, ligaments, and applied anatomy.

* 𝐂𝐡𝐚𝐩𝐭𝐞𝐫𝐬 (𝐭𝐢𝐦𝐞𝐬𝐭𝐚𝐦𝐩𝐬)💡الفصول (الطوابع الزمنية)
00:00 - Intro (مقدمة)
00:24 - Content (المحتوى)
00:58 - Anatomical site of the humerus (الموقع التشريحي لعظمة العضد)
02:41 - General features (المعالم العامة للعظمة)
25:54 - Identification of the side (تحديد الجانب الأيمن أو الأيسر)
30:55 - Muscular attachments (اتصالات العضلات)
32:23 - Articulations (المفاصل)
33:42 - Ligaments (الأربطة)

* 𝐖𝐡𝐚𝐭 𝐚𝐫𝐞 𝐭𝐡𝐞 𝐜𝐡𝐚𝐧𝐠𝐞𝐬 𝐰𝐡𝐢𝐜𝐡 𝐨𝐜𝐜𝐮𝐫 𝐚𝐭 𝐭𝐡𝐞 𝐥𝐞𝐯𝐞𝐥 𝐨𝐟 𝐭𝐡𝐞 𝐦𝐢𝐝𝐝𝐥𝐞 𝐨𝐟 𝐭𝐡𝐞 𝐬𝐡𝐚𝐟𝐭 𝐨𝐟 𝐭𝐡𝐞 𝐡𝐮𝐦𝐞𝐫𝐮𝐬❓
           (2️⃣ ​🇮​​🇳​​🇸​​🇪​​🇷​​🇹​​🇮​​🇴​​🇳​ + 5️⃣ ​🇳​​🇪​​🇷​​🇻​​🇪​​🇸​ + 3️⃣ ​🇦​​🇷​​🇹​​🇪​​🇷​​🇮​​🇪​​🇸​ + 1️⃣ ​🇻​​🇪​​🇮​​🇳​ = 1️⃣0️⃣ ​🇸​​🇹​​🇷​​🇺​​🇨​​🇹​​🇺​​🇷​​🇪​​🇸​)

  1. Insertion of coracobrachialis.
  2. Insertion of deltoid.
                                              ***************************
  3. The median nerve crosses in front of the brachial artery from the lateral to the
   medial side.
  4. The ulnar nerve pierces the medial intermuscular septum to reach the posterior
   compartment of the arm.
  5. The radial nerve descends in the spiral groove.
  6. The medial cutaneous nerve of the arm and the medial cutaneous nerve of the
    forearm pierce the deep fascia to descend into the superficial fascia of the arm.
                                             ***************************
  7. The nutrient artery of the humerus enters it.
  8. Origin of the superior ulnar collateral artery.
  9. The profunda brachii artery descends in the spiral groove.
                                             ***************************
10. The basilic vein passes from the superficial to the deep fascia.

* 𝐖𝐡𝐚𝐭 𝐚𝐫𝐞 𝐭𝐡𝐞 𝐧𝐞𝐫𝐯𝐞𝐬 𝐚𝐧𝐝 𝐯𝐞𝐬𝐬𝐞𝐥𝐬 𝐢𝐧 𝐚 𝐝𝐢𝐫𝐞𝐜𝐭 𝐜𝐨𝐧𝐭𝐚𝐜𝐭 𝐭𝐨 𝐭𝐡𝐞 𝐡𝐮𝐦𝐞𝐫𝐮𝐬❓
 1. 𝑺𝒖𝒓𝒈𝒊𝒄𝒂𝒍 𝒏𝒆𝒄𝒌, 𝒓𝒆𝒍𝒂𝒕𝒆𝒅 𝒕𝒐:
     - Axillary nerve.
     - Circumflex humeral vessels.
 2. 𝑺𝒑𝒊𝒓𝒂𝒍 𝒈𝒓𝒐𝒐𝒗𝒆, 𝒓𝒆𝒍𝒂𝒕𝒆𝒅 𝒕𝒐:
      - Radial nerve.
      - Profunda brachii vessels.
 3. 𝑩𝒂𝒄𝒌 𝒐𝒇 𝒕𝒉𝒆 𝒎𝒆𝒅𝒊𝒂𝒍 𝒆𝒑𝒊𝒄𝒐𝒏𝒅𝒚𝒍𝒆, 𝒓𝒆𝒍𝒂𝒕𝒆𝒅 𝒕𝒐:
      - Ulnar nerve.
      - Anastomosis between:
        a. Upwards (branches from the brachial artery)
             - Superior ulnar collateral artery.
             - Posterior branch of the inferior ulnar collateral artery.
        b. Downwards (branch from the ulnar artery)
            - Posterior ulnar recurrent artery.
  4. 𝑼𝒑𝒑𝒆𝒓 𝒑𝒂𝒓𝒕 𝒐𝒇 𝒕𝒉𝒆 𝒃𝒊𝒄𝒊𝒑𝒊𝒕𝒂𝒍 𝒈𝒓𝒐𝒐𝒗𝒆, 𝒓𝒆𝒍𝒂𝒕𝒆𝒅 𝒕𝒐:
      - Tendon of the long head of biceps.
      - Ascending branch of the anterior circumflex humeral artery.

* 𝐌𝐂𝐐: 💪
1. What palpable nerve is posterior to the medial epicondyle in the upper limb?
   A. Median nerve
   B. Obturator nerve
   C. Musculocutaneous nerve
   D. Radial nerve
   E. Ulnar nerve

2. The bicipital groove of the humerus lodges (contains) which of the following structures?
   A. Axillary artery
   B. Long head of the biceps
   C. Long head of the triceps
   D. Coracobrachialis

3. Which of the following arteries is related to the neck of the humerus?  
   A. Axillary  
   B. Anterior circumflex  
   C. Anterior interosseous  
   D. Brachial  

4. Which nerve is related to the front of the lateral epicondyle of the humerus?
   A. Radial
   B. Musculocutaneous
   C. Median  
   D. Ulnar  

4. Which of the following muscles is attached to the middle of the medial surface of the humerus?
   A. Brachialis
   B. Brachioradialis
   C. Coracobrachialis
   D. Medial head of triceps

5. What is the name of the constriction below the greater and lesser tuberosities of the humerus?  
   A. Anatomical neck  
   B. Surgical neck
   C. Humeral shaft  
   D. Humeral ring

6. The lesser tuberosity of the humerus gives attachment to which of the following structures?
   A. Supraspinatus
   B. Infraspinatus
   C. Teres minor  
   D. Teres major  
   E. Subscapularis

7. What is the direction of the nutrient foramen of the humerus?    
   A. Upward
   B. Downward
   C. Medially
   D. Laterally

                        😂💞 🤣 𝓦𝓪𝓲𝓽𝓲𝓷𝓰 𝓕𝓸𝓻 𝓨𝓸𝓾𝓻 𝓐𝓷𝓼𝔀𝓮𝓻 😂💞 🤣

* 𝐅𝐨𝐫 𝐜𝐨𝐧𝐭𝐚𝐜𝐭: 📢
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* 𝐇𝐚𝐬𝐡𝐭𝐚𝐠: 🔍
#humerus  
#identification_of_the_side
#muscular_attachments
#articulations
#ligaments
4 سال پیش در تاریخ 1399/12/19 منتشر شده است.
58,715 بـار بازدید شده
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