These are all tissues that are a part of a long bone except (osseous tissue, nervous tissue, adipose tissue, cartilage, transitional epithelium)
A bone covered externally with a sheath called______, whereas the internal surface is lined with________.
This image shows the histology of osseous tissue . Label "2" represents _______, which is (are)_____.
lacunae; sites of residence of osteocytes
________provide(s) hardness to bones, whereas______provide(s) some degree of flexibility.
Hydroxyapatite and other minerals; proteins
______have a ruffled border with many deep infoldings of the plasma membrane, whereas ______have long, thin, fingerlike cytoplasmic processes.
What would you find in the marrow cavity of the diaphysis of an adult humerus (arm bone)?
yellow bone marrow
In endochondral ossification, the precursor connective tissue is_______, which is replaced by bone.
The______is a marginal zone of the epiphyseal plate where, in children and adolescents, bone can be seen replacing the hyaline cartilage.
A chondroplastic dwarfism is a heriditary condition in which the long bones of the limbs fail to elongate normally because of reduced hyperplasia and hypertrophy of cartilage in teh
A growing long bone in a child has only two areas of cartilage at the epiphysis. These two areas areas are
elastic cartilage and epiphyseal plate.
Which of the following exemplifies a positive feedback process happening in bone mineral deposition?
The first few crystals to form attract more calcium and phosphate
Phosphate is necessary for all of the following except (atp, dna, phospolipids, rna, amino acids)
Calcium plays an essential role in all of the following except (muscle contraction, exocytosis, blood clotting, dna synthesis, communication among neurons)
______is synthesized by the combined action of the skin, kidneys and liver, and is important to the deposition of bone.
Blood CA2+ deficiency stimulates_______secretion, which leads to_______.
parathyroid hormone; increased osteoclast activity
Arteriosclerosis is one example of ectopic ossification, which means
abnormal calcification of a tissue.
If a thyroid tumor secreted an excessive amount of calcitonin, we would except
an elevated level of osteoblast activity.
Osteoporosis is most common in elderly women because of the lack of_______, which would otherwise inhibit_______.
estrogen; osteoclast activity
A fracture in which the bone is broken in three or more pieces is called______in children and ______in adults.
The results of calcium and phosphate levels in blood too low for normal deposition is a softness of the bones called_____in children and ______in adults.
Which of the following is the correct sequence of events in the healing of a bone fracture
hematoma formation-> soft callus formation-> hard callus formation-> bone remodeling
Patches of fibrocartilage formed in the healing of a fracture are called______, whereas the bony collar formed around the fracture is called_____.
soft callus; hard callus