The Lower Appendicular Skeleton
What are the coxae
The hip bones
What is a hinge joint and name an example of it
Permits movement in one plane only, knee and elbow are examples
What is the difference between a compound and simple fracture?
A compound fracture punctures the skin, where a simple fracture does not
What type of cells produce most elements of blood?
Red marrow cells
The thoracic vertebrae have facets for what?
Rib attachment
The coxae is the middle of three fused bones, what are they?
The ilium, ischium, and the pubis
What is a synovial joint, and where are they common
Joint that contains synovial fluid, freely moveable, almost any joint in appendicular skeleton
What type of fracture is an oblique fracture?
A fracture that is diagonal to axis
What is stored in bones?
calcium
What attaches ribs to the sternum?
Costal cartilage
What is one way to tell the difference between the male and female pelvis?
Possible answers include: male coxae are more massive; male coxae have larger, oval pelvic inlet; male coxae have smaller, heart shaped pelvic inlet; female pubic arch has a wider angle
What is an ellipsoid joint and an example
Elongated ball and socket joint, motion limited to two planes, between axis and occipital bones
Name a type of fracture and describe what it does
Greenstick- incomplete, comminuted- broken in two or more places, spiral- curves around bone, linear- parallel to long axis, impacted- crushed bone
What are the 4 sutures?
Lacrimal, coronal, squamous, and sagittal
What part of the sternum has no rib connections?
Xiphoid process
The femur is the what?
The thigh bone
What type of joint is a saddle joint, and where is it located?
Synovial joint, between carpal and metacarpal of thumb
Describe a spiral fracture
Curves around bone like winding staircase
What bones of the skull contain teeth?
Mandible and maxilla
What process forms the elbow?
Olecranon process
What is the proper term for the kneecap?
The patella
What is a characteristic of fibrous joints
Little to no movement
What is a complete fracture
A fracture where the bone is completely separated
How many bones make up the sacrum and coccyx?
5 in sacrum, 4 in coccyx
What is one function of the pectoral girdle?
Holds upper limbs in proper position, protects back