THYROID GLAND
- Thyroid gland
- Synonyms
- Situation
- C5-C7 and T1
- embracing upper part of trachea
- From
- Middle of thyroid cartilage
- To
- Fourth tracheal ring
- Dimensions
- 5×2.5×2.5 cm
- 25 grams
- Larger in females than in males
- Increases in size during pregnancy
- Parts
- Right and left lobes
- Isthmus
- Joins two lobes
- Third Pyramidal lobe
- Projects upwards from isthmus
- Fibrous muscular band
- Levator gladulae thyroidae
- From body of hyoid bone to isthmus or to pyramidal lobe
- Shape
- Conical
- Apex
- Base
- Surfaces
- Lateral
- Medial
- Posterolateral
- Borders
- Anterior
- Posterior
- Capsule
- True capsule
- False capsule
