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Wilma Coulter
A & P Week5
Question | Answer |
---|---|
Bones grow in diameter due to bone formation ____________. | In the endosteum or periosteum |
Why is cartilage slow to heal? | because it is semi-solid and flexible & it does not have a blood supply |
Which of the following bones is (are) formed by intramembranous ossification? | the flat bones of the cranium |
Bones grow in length due to activity in the ____________. | epiphyseal plate |
Why are osteocytes spread out in the bone? | formation of ostteoid spreads out the osteoblasts that formed the ossification centers. |
Without red bone marrow, bones would not be able to | make blood cells |
The fontanelle of an infant's skull consists of | fibrous membrane |
What provides flexibilty and smooth surfaces for movement? | Cartilages |
Hematopoietic stem cells that are found in red bone marrow can develop into a variety of different blood cells, including red blood cells, white blood cells, and platelets. T/F | True |
The cells responsible for active erosion of bone minerals are called | osteoclasts |
Bones act as reservoir for which of the following minerals? | Calcium |
A person with a fractured patella would expect discomfort in the: | knee |
Because of how the clavicle articulates with the scapula, all shoulder movements involve the sternoclavicular joint. T/F | True |
Hematopoiesis is carried out in the: | red bone marrow |
Small cells that synthesize and secrete a specialized organic matrix are | osteoblasts |
A condition that is caused by an abnormally increased roundness in the thoracic curvature is | kyphosis |
In the epiphyseal plate, the zone of hypertrophy is in the ________ layer. | third |
An age-related skeletal disease that is characterized by loss of bone mineral density and increased bone fragility is | osteoporosis |
Which structures are unique to the fetal skull and provide additional space for molding the head shape as the baby passes through the birth canal? | fontanels |
Cartilage is classified as ________ tissue. | Connective |
Bone marrow is specialized type of soft, diffuse connective tissue called | myeloid tissue |
The extracellular components of bone matrix are | hard and calcified |