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A&P Exam 2
Support, hematopietic site, storage, and providing levers for muscle activity are all functions of the _____ system.
A bone with approximately the same width, length, and height is most likely a _____.
The shaft of a long bone is properly called _____.
D- medullary cavities in bone of a healthy adult
Sites of hematopoiesis include all BUT: A- red marrow cavities of spongy bone, B- the diploe of flat bones, C- medullary cavities in bones of infants, D-medullary cavities in bone of a health adult.
An _____ has a central canal carrying blood vessels, concentric lamellae, osteocytes in lucanae and canaliculi that connect lucanae to the central canal.
The organic portion of matrix is important in providing all BUT: A- tensil strength, B- hardness, C- ability to resist stretch, D- flexibility.
fibrous connective tissue
The flat bones of the skull develop from _____.
osteoblasts and osteoclasts
The remodeling of bone is a function of which cells?
mechanical stress and PTH
Bone remodeling in adults is regulated and directed mainly by _____ and _____.
farthest from the shaft
Where within the epiphyseal plate are the dividing cartilage cells located?
_____ is concerned with the thickness and shape of a bone being determined by mechanical and gravitational stresses placed on it.
Formation of the bony callus in fracture repair is followed by bone remodeling to convert _____ bone to _____ bone.
The fracture type in which the bone ends are incompletely separated is _____.
The disorder in which bones are porous and thin but bone composition is normal is _____.
frontal and parietal
Which bones are connected by the coronal suture?
The keystone bone of the cranium is the _____.
The keystone bone of the face is the _____.
maxillary and palatine
Which bones form the hard palate?
Which bone allows the spinal cord to pass?
The bone that forms the chin is the _____.
ethmoid, frontal, maxillary and sphenoid
Which bones contain the paranasal sinuses?
Which bone contains the mastoid sinuses?
The bone of the axial skeleton to which the pectoral girdle attaches is the _____.
Markings of the _____ include glenoid cavity and acromion.
Features of the _____ include the ala, crest and greater sciatic notch.
The _____ is doubly curved and acts as a shoulder strut.
The _____ is the pelvic girdle bone that articulates with the axial skeleton.
The _____ is called the "sit-down" bone.
The _____ is the anteriormost bone of the pelvic girdle.
The _____ is part of the vertebral column.
The _____ articulates with the acetabulum and the tibia.
The _____ forms the lateral spects of the ankle.
The _____ is the bone that "carries" the hand.
The _____ is the wrist bone.
The end of the _____ is shaped like a monkey wrench.
The _____ articulates with the capitulum of the humerus.
The largest bone of the _____ is the calcaneus.
_____ exhibit a joint cavity.
Types of _____ are sutures and syndesmoses.
In _____ bones are connected by collagen fibers.
Types of _____ include synchondroses and symphyses.
All _____ are diarthrotic.
Many _____ are amphiarthrotic.
In _____ bones are connected by a disc of hyaline cartilage or fibrous cartilage.
Nearly all _____ are synarthrotic.
The shoulder, hip, jaw and elbow are _____.
Freely movable joints are _____.
Anatomical characteristics of _____ include articular cartilage, a joint cavity, and articular capsule.
Factors that influence the stability of _____ include shape of articular surfaces, presence of strong reinforcing ligaments, and tone of surrounding muscles.
The description" Articular surfaces are deep and secure; capsule heavily reinforced by ligaments and muscle tendons; extremely stable joint" best describes the _____.
_____ means immobility of a joint due to fusion of its articular surfaces.
An autoimmune disorder in which joints are affected bilaterally and which involves pannus formation and gradual joint immobiliation is _____.
Synovial joints/ freely movable
Joint which permits very little or no movement.
A joint in which the connective medium is cartilage.
continuos, non movable joint.
Which epidermal cell type is most numerous?
epidermal dendritic cell
Which cell functions as part of the immune system?
The epidermis provides a physical barrier due largely to the presence of _____.
_____ is determined by the amount of blood, pigments, and oxygenation level of the blood.
The sensations of touch and pressure are picked up by receptors located in the _____.
True of False: The papillary layer of the dermis is most responsible for the toughness of the skin.
Skin surface markings that reflect points of tight dermal attachment to underlying tissues are called _____.
C- sensory receptors
What is not an epidermal derivative?
arrector pili muscle
A(n) _____ can cause a hair to stand straigh up.
The product of this type of sweat gland includes protein and lipid substances that become odoriferous as a result of bacterial action.
_____ lubricates the surface of the skin and hair, consists of cell fragments and fatty substances and in excess may cause seborrhea. (A,B,C)
the extent of a burn
The rule of nines is helpful clinically in determining _____.