What are osteoclasts - Study guides, Class notes & Summaries

Exam 2: BIO 201/ BIO201 (Latest 2024/ 2025 Update) Human Anatomy and Physiology I|| 100% Correct| Grade A (Verified Answers)- GCU Q: What type of bone cell resides in endosteum? Answer: Osteoclasts Q: What are osteocytes? Answer: Most common cell in bone Q: Where are osteocytes held? Answer: In the Lacunae Q: What is the process when mesenchyme cells differentiate? Answer: Intramembranous ossification Q: How does the osteoid matrix differ ...

Exam 4: NURS 615/ NURS615 (Latest 2024/ 2025 Update) Advanced Pharmacotherapeutics Review |Qs & As| 100% Correct| Grade A (Verified Answers) Q: How does metformin work? Answer: Decreases hyperglycemia by decreasing hepatic glucose production called hepatic gluconeogenesis. The average person with type 2 diabetes has three times the rate of gluconeogenesis, metformin treatment reduces this by over 1/3rd. The molecular mechanism of metformin isn't completely understood. In addition to s...

Bios255, Comprehensive Exam This examination covers content learned in BIOS251, BIOS252, and BIOS255. This exam is worth 100 total points, consisting of 50 multiple-choice questions. You have 75 minutes to complete the Exam. Bios251 Describe a positive feedback system A positive feedback system is mechanism in which the system responds to the perturbation in the same direction as the perturbation. Positive feedback is essentially a feedback mechanism that results in the amplification or growth o...

Exam 4: NURS 623/ NURS623 (Latest 2024/ 2025 Update) Adult/ Gerontology Health Care II Review | Qs & As| 100% Correct| Grade A (Verified Answers)- Maryville Q: John is a 16-year-old boy who presents to the emergency room after hurting his knee in a football game. He described twisting his knee and then being unable to extend it completely. John tells the clinician that he heard a pop when the injury occurred and has been experiencing localized pain. The clinician suspects a meniscal tear. W...

NBME 30 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 and blisters on the skin which enzym...

CRO FINAL EXAM QUESTIONS & ANSWERS 2024/2025 A bone scan can be used to determine metastatic prostate cancer - ANSWERSTrue What is the most common form of primary bone cancer? - ANSWERSOsteosarcoma A patient with lytic disease will undergo a bone scan to determine extent of spread - ANSWERSFalse For an extremity STS lesion, the scar should be placed - ANSWERSvertically The embryonic ancestry of STS begins in this layer? - ANSWERSMesoderm Osteoclasts ____ bone - ANSWERSbreakdo...

Bio 161 Exam 5 Practice Questions with Verified Solutions 1. What is the primary function of osteoprogenitor (osteogenic) cells? - a. produces all other cells of bone formation - b. synthesizes bone matrix - c. regulates bone growth - d. erodes bone matrix - Answer: a. produces all other cells of bone formation Explanation: Osteoprogenitor cells are responsible for generating all other types of bone cells involved in bone formation. 2. What is the role of osteocytes in bone ...

What does periodontology involve? Correct Answer: Diagnosis, tx, and prevention of the inflammatory and systemic disease processes affecting the periodontium What are the tissues of the periodontium? Correct Answer: Gingiva, PDL, Cementum and alveolar bone What are the functions of the periodontal ligament? Correct Answer: Transmits occlusal forces to bone, attaches teeth to bone, maintains position of gingival tissues, resists impact of occlusal forces, shock absorber for nerves/vessel...

Define Mobility : ability to move freely, easily, rhythmically, and purposefully in the environment. What are the functions of the skeleton system? : -support -protection -movement -blood cell production -mineral storage What are osteocytes? : mature bone cells Osteoclasts : new bone cell construction osteoblasts : bone cell builders 2 epiphysis line : growth plate What is reabsorption? : removal of old bone by osteoclasts Define Ossification : the deposition of new bone by osteo...

Describe bone remodeling during growth, adulthood and old age. Correct Answer-Bone is constantly changing - Every 10 years, we have new bones During adolescence - We put on 50% of bone mass - Growth stage, very important Reach peak bone mass at 25 - Around mid-30s, aging occurs and we start to lose bone -Women lose more bone than men (menopause) What are osteoblasts and osteoclasts? Correct Answer-osteoblasts make new bone osteoclasts remove bone Describe the functions of ca...