Bones-3 Vertebrae, Ribs, Shoulder Flashcards
What are 2 unique anatomical features of C1(atlas)?
- It has no body 2. HUGE vertebral foramen (large brain stem!
What head motions do C1(atlas) & C2 (axis) allow?
C1(atlas)=Nodding Yes C2(axis)=shaking No
What are 2 unique anatomical features of C2 (axis)?
1.The Dens (Odontoid) 2. No Disc(very small body)
How will they Xray the Dens of C2(axis)?
Through the open mouth
What is the main fear of going to the chiropractor to have the neck manipulated?
Damage to the Vertebral Artery in the Transverse Foramen
What holds the Dens of C2(axis) in place and allows the No head motion?
Transverse Ligament of C1(atlas)
What is the official name for the joint between C1(atlas) and the Cranium?
Atlanto-Occipital Joint
What is the official name for the joint between C1(atlas) and C2(axis)?
AtlantoAxial Joint
What is unique to the spinous processes from C2-C6?
It is BiFid or BiForked
What is the most distinguishing spinous process in the cervical region?
C7’s Vertebra Prominens–especially long
What is unique about the intervertebral foramen on C7?
C7 has intervertebral foramen BUT does NOT use them…WTF?!
Which Thoracic Vertebra articulate with Ribs?
T1-10 (11,12=Floaters)
How many fused vertebrae are in the sacrum & Coccyx
Sacrum: 5 Coccyx:4
How do you fix a broken coccyx?
Rectal Exam
Besides the thoracic organs, what 3 organs does the rib cage protect?
Liver, Spleen, Kidney
What are the three parts to the Sternum?
1.Man-U-Bri-UM 2. Body 3. “ZEYE-FOID” Xiphoid
Where is the jugular notch? Why would a Dr. on a plane need to know this?
Superior part of the Sternum. So you can perform a tracheotomy on a choking passenger in the air. :)
Which is the most significant part of the Rib because of the neuromuscular bundle?
The COSTAL GROOVE (on INFERIOR portion of rib)
What is the result of breaking two or more ribs in two spots?
FLAIL CHEST
Categorize the three types of ribs and how many are in each category.
True: ribs 1-7 False: ribs 8-12 (floating: ribs 11-12)
Which organ is protected by the floating ribs?
Spleen!
What is the most frequently fractured bone in the body?
The clavicle!
Which anatomical aspect is most important for the clavicle?
The ACROMal End (flat)
What is the POINT of the Shoulder?
The CORACOID PROCESS of the Scapula. The Coracoid is shaped like a bent finger That’s POINTING at you if looking anteriorly :)
