Thread by @MDbyOctober2022

‼️ 🧵of EXCEPTIONS in ANATOMY ‼️

#Anatomy #PLE2022

📌 All infrahyoid muscles are innervated by ansa cervicalis (C1-C3) EXCEPT THYROHYOID (C1)

📌All infrahyoid muscles depresses hyoid EXCEPT STERNOTHYROID *(DEPRESSES LARYNX)

*easy to remember coz Sternothyroid has no “HYOID” in its name

#PLE2022 #ANATOMY

📌 All pharyngeal muscles are innervated by CN X EXCEPT STYLOPHARYNGEUS (CN IX)

📌All laryngeal muscles are innervated by recurrent laryngeal nerve EXCEPT CRICOTHYROID (EXTERNAL LARYNGEAL NERVE)

#Anatomy #PLE2022

📌All muscles of mastication closes the jaw EXCEPT LATERAL PTERYGOID

📌All extrinsic tongue muscles are innervated by CN XII EXCEPT PALATOGLOSSUS (CN X)

📌HYOID BONE is the one and only bone that doesn’t articulate with another bone.

#Anatomy #PLE2022

📌All sinuses drain into the middle meatus EXCEPT NASOLACRIMAL DUCT (inferior meatus) and POSTERIOR ETHMOIDAL (superior)

📌in the homunculus, all are supplied by Middle Cerebral Artery EXCEPT LOWER EXTREMITY (Anterior CA)

#ANATOMY #PLE202

📌All rib tubercles articulate with the corresponding transverse process of the vertebra EXCEPT 11TH AND 12TH

📌All ribs have two articular facets EXCEPT 1st, 10th, 11th, and 12th.

#Anatomy #PLE2022

📌Thoracic duct drains most of the body EXCEPT ®️Head and neck, ®️Upper Ext, ®️ breast, ®️ Lungs ➡️ drained by Right Lymphatic Duct

📌All thoracic muscles elevates the ribs EXCEPT Serratus Posterior Inferior, Internal Intercostal, Transversus Thoracis

#Anatomy #PLE2022

📌All flexor muscles of the forearm are innervated by median nerve EXCEPT FCU (flexor carpi ulnaris) and FDP (flexor digitorum profundus) ➡️ ulnar nerve

📌All muscles of anterior thigh are innervated by femoral nerve EXCEPT Tensor Fasciae Latae ➡️ Superior Gluteal N

#Anatomy

📌All quadriceps femoris originates at the shaft of the femur EXCEPT RECTUS FEMORIS ➡️ (AIIS) Anterior Inferior Iliac Spine

📌All posterior thigh muscles are also medial rotators of the leg EXCEPT BICEPS (lateral rotator)

#Anatomy #PLE2022

📌All adductors of the thigh are innervated solely by obturator nerve EXCEPT ADDUCTOR MAGNUS (dual innervation: obturator and sciatic)

#Anatomy #PLE2022

📌All tarsal bones participate in Medial Longitudinal Arch EXCEPT CUBOID.

📌All gluteal muscles insert at the Greater Trochanter EXCEPT:

🦴Gluteus Maximus - Gluteal Tubercle, iliotibial Tract
🦴Quadratus Femoris - quadrate tubercle

#Anatomy #PLE2022