3.4: Skeletal Parts Flashcards
What does the axial skeleton consist of?
Vertebral Column, Skull (Auditory Ossicles), Hyoid, Ribs and Sternum
What does the Appendicular Skelton consist of?
Upper and Lower extemities
How many bones are in the Axial skeleton?
80
How many bones are in the Appendicular skeleton?
126
How many bones are in the Vertebral Column?
26
How many bones are in the Skull?
22
How many bones are in the Auditory Ossicles (middle ear)?
6
How many bones are in the Ribs and Sternum?
25
How many bones are in the Upper Extremities? (Also, how many are specific to hands/wrist?)
64 (54)
How many bones are in the Lower Extremities? (Also, how many are specific to the foot?)
62 (26)
How many bones are in the ADULT human body?
206
What are the bone cells called that BREAK DOWN bone?
osteoclasts
What are the bone cells called that BUILD UP bone?
osteoblasts
What are the 5 bone types?
Long, Short, Flat, Irregular, Sesamoid
What are long bones?
Make up limb/extremities and crucial for load bearing and mobility of our body.
What are some examples of long bones?
clavicle, humerus, radius, ulna, femur, tibia, fibula, metacarpals, metatarsals, phalanges
Long bones consist of a body called _________.
diaphysis