BMS 300 Exam 1 (Graded A+)

Long Bone correct answers Bone that is longer than it is wide Diaphysis correct answers Middle of the bone. Covered with Periosteum tissue. Epiphysis correct answers Ends of bone. Contains spongy bone. Spongy Bone correct answers End of bone that is made up of individual struts. Organized to deal with force. Contains collagen and hydroxyapatite. Medullary Cavity correct answers Center of bone. Hollow and filled with yellow marrow. Contains Compact Bone Compact Bone correct answers In between epiphysis and medullary cavity. Surround by periosteum. Contains osteons and osteocytes. Osteons correct answers Main part of compact bone. Contain canals that hold blood vessels and a nerve Osteocytes correct answers Cells that secrete hydroxyapatite. Surrounded by collagen filaments to absorb compressive and lateral forces. Hydroxyapatite correct answers Calcium phosphate Growth Plate correct answers In between epiphysis and diaphysis. Contains chondrocytes that divide and move towards epiphysis. Osteoclast correct answers Breaks bone with ruffling membrane. Pumps hydrogen ions into space to lower pH. Uses aced to dissociate calcium phosphate into calcium ions Endocrine System correct answers Cellular secretion of hormones. Uses receptors for response. Exocrine System correct answers Uses secretion through ducts Autocrine correct answers Cell communication with own self Paracrine correct answers Cell communication with neighboring cells Endocrine correct answers Cell communication throughout the whole body (via vascular system) Specificity correct answers How the hormone fits into the receptor binding pocket Affinity correct answers How much the hormone "sticks" the to receptor. Uses hydrogen, hydrophilic, and ionic bonding