infrahyoid bone

Question 1

thyrohyoid

Answer 1

• o- Oblique line of thyroid cartilage
• i- hyoid
• inn- Anterior ramus of spinal nerve C1 via hypoglossal nerve (CN XII)
• f- Depresses hyoid bone
  Elevates larynx

הערה: הסטרנוהיויד מכסה אותו

Question 2

sternohyoid muscle

Answer 2

• o- Manubrium of sternum, medial end of clavicle
• i- body hyoid
• inn-Anterior rami of spinal nerves C1-C3 (via ansa cervicalis)
• f- Depresses hyoid bone (from elevated position)

Question 3

Sternothyroid muscle

Answer 3

• o- Manubrium (posterior surface)
• i-Thyroid cartilage (oblique line)
• inn- Ansa cervicalis (C2–C3)
• f-Depresses hyoid and larynx
• הערה: שריר זה, יחד עם טיירוהיואיד, נמצאים בחלק העמוק יותר של שרירי האינפרה היואיד

Question 4

omohyoid

Answer 4

• o- Superior borderof scapula near suprascapular notch
• i- Inferior border of hyoid
• inn- Anterior rami of spinal nerves C1-C3 (via ansa cervicalis)
• f- Depresses and retracts hyoid and larynx Tenses carotid sheath