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Axial Skeleton
Appendicular Skeleton
Microscopic Anatomy
Macroscopic Anatomy
Misc
100
What are ribs 11 and 12 called?
floating ribs
100
What is the kneecap called?
patella
100
What are the layers of bone matrix that make up an osteon called?
lamellae
100
The pelvis and vertebrae are examples of ____________________ bones
irregular
100
what is the largest bone in the body?
femur
200
What facial bone separates the two nasal cavities?
vomer
200
What are the two bones that make up the pectoral girdle?
clavicle and scapula
200
What is the structural unit of compact bone?
osteon
200
Where is red bone marrow located in a long bone?
in the spongy bone of the epiphyses
200
Which sections of the skeleton make up the axial skeleton?
skull, vertebral column, thoracic cage
300
How many thoracic vertebrae are there?
12
300
What are the three bones that make up a hip bone (coxal bone)?
illium, ischium, pubis
300
Name the bone cells in this bone cell "life cycle" : bone stem cell -> bone building cell -> mature bone cell
osteogenic cell, osteoblast, osteocyte
300
Flat bones have an outer layer of _____________ bone, surrounding an inner region of _____________ bone
compact, spongy
300
List the regions of the vertebral column in order from BOTTOM to TOP
coccyx, sacrum, lumbar, thoracic, cervical
400
What is the name of the small bit of bone located just below the body of the sternum?
Xyphoid process
400
Which bone in the lower arm is located medially?
ulna
400
What membrane covers the internal surfaces of bone, including the trabeculae of spongy bone?
endosteum
400
Name two examples of short bones
carpals, tarsals, patella
400
Which function of the skeletal system occurs within red bone marrow?
blood cell formation (hematopoiesis)
500
What cranial bone is located just anterior to the temporal bone?
sphenoid
500
What is the tarsal bone located just below the tibia, that transfers weight to the heel bone?
talus
500
What are the tiny canals that connect lacunae to one another?
canaliculi
500
The center of a long bone is called a _______________. It contains a hollow ________________ cavity full of ________________ marrow.
diaphysis, medullary, yellow
500
What are the five major functions of the skeletal system?
support, protection, movement, storage (minerals and fats), blood cell formation (hematopoesis)