What are osteoclasts - Study guides, Class notes & Summaries

Osteoblasts ~ Primary bone-producing cells -young immature cell Osteocytes ~ Transformed osteoblasts that are surrounded by new bone tissue Osteoclasts ~ The major reabsorptive cells of the bone (breaks down bone) New bone is soft and hardens when it gets mineralized by _______ and _________ ~ calcium and phosphate Joints are also called _________ ~ articulations The functional units of muscle contractions are _________. They are made of _______ and ________ ~ Myofibrils; act...

WGU D236 PATHOPHYSIOLOGY FINAL EXAM 300+ REAL EXAM QUESTIONS AND VERIFIED ANSWERS WITH RATIONALES LATEST UPDATE 2023 Describe how your body responds to an infection. - ANSWER- T cells produce cytokines, which stimulate B cells. B cells produce antibodies. Identify role of DNA changes in congenital abnormalities. - ANSWERMutations in genes or chromosomal abnormalities How does development disrupts congenital abnormalities? - ANSWERAlterations of DNA Describes factors that disrupt homeo...

NUR 230 – ortho Exam Questions With Answers Graded A+ what are osteoblasts bone forming/building cells (Blast, B, Build) what are osteoclasts bone destroying cells they 'cut' (Clast, C, Cut) what is Wolff's law of remodeling bone will remodel itself over time to become stronger if loading on a particular bone increases - this is why laying in bed for extended periods of time can be damaging to bones what is hyaline cartilage covers bone ends and is the most common form o...

BIOS 1300 Exam 3 UPDATED Exam Questions and CORRECT Answers 4 types of bone cells - Correct Answer- -osteoprogenitor cells -osteoblasts -osteocytes -osteoclasts what are osteoprogenitor cells - Correct Answer- stem cells some osteoprogenitor cells move on to be ____________ - Correct Answer- osteoblasts

What is Starling's Law of Capillary forces? How does this explain why a nutritionally deficient child would have edema? - ANSWER Starling's Law describes how fluids move across the capillary membrane. There are two major opposing forces that act to balance each other, hydrostatic pressure (pushing water out of the capillaries) and osmotic pressure (including oncontic pressure, which pushes fluid into the capillaries). Both electrolytes and proteins (oncontic pressure) in the blood affe...

NBME 30 Questions and Answers, 100% Correct Where is ADH produced? hypothalamus supraoptic and paraventricular Chronic hypertension can cause what kind of renal artery damage hyperplastic arteriolitis Osteoclasts originate from which cell type Monocyte Macrophages Mutations in macrophage colony stimulating factors lead to what bone resorption disease Osteopetrosis Which disorder involves increased production of compounds in the skin that are sensitive to sunlight causing vesicles a...

Hondros BIO 117 Exam 2 with Complete Solutions Shaft of long bone diaphysis Site of longitudinal bone growth epiphyseal disc Bone-building cell osteoblast Site of blood cell production red bone marrow Tough outer covering of the bone periosteum Enlarged end of a long bone epiphysis Cancellous bone spongy bone Osteon haversian system Bone-eroding cell that helps in bone marrow remodeling osteoclast Hollow center of a long bone medullary cavity The epiphyseal di...

Define Mobility - Answer-ability to move freely, easily, rhythmically, and purposefully in the environment. What are the functions of the skeleton system? - Answer--support -protection -movement -blood cell production -mineral storage What are osteocytes? - Answer-mature bone cells Osteoclasts - Answer-new bone cell construction osteoblasts - Answer-bone cell builders epiphysis line - Answer-growth plate What is reabsorption? - Answer-removal of old bone by osteoclasts Define Ossificatio...

Ivy Tech APHY 101 Final Test Study Guide – With Complete Questions & Answers (100% Verified) Ivy Tech APHY 101 Final Test Study Guide – With Complete Questions & Answers (100% Verified) what are the parts of a long bone? - ANSWER - epiphysis and diaphysis What is the epiphysis? - ANSWER - end of a long bone that articulates (forms a joint) with another bone. What is the diaphysis? - ANSWER - shaft of a long bone What is the medullary cavity? - ANSWER - hollow chamber in diaphysi...

Foundations of Medicine – Immunology Exam With Verified Answers Pluripotent hemopoietic stem cell The precursor cell that is capable of giving rise to all blood cell lineages: Erythrocytes Platelets Granulocyte/monocyte (myeloid) Lymphocyte (lymphoid) Where does a mast cell come from? Unknown, but thought to originate in spleen, thymus, or lymph node How are mast cells different from other hematopoietic cells? Mast cells are fixed to tissues rather than circulating in...