Biology: The Unity and Diversity of Life (MindTap Course List)
15th Edition
ISBN: 9781337408332
Author: Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr
Publisher: Cengage Learning
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Chapter 35, Problem 5SQ
Summary Introduction
Introduction: A type of hormone produced by the parathyroid gland that functions in bone remodeling is called as parathyroid hormone. It can also act as an important regulator of the blood calcium.
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1. a When blood calcium levels decrease below their normal levels, ____________ is released.
A.
osteoblastin
B.
calcitonin
C.
parathyroid hormone
D.
testosterone
Which substance stimulates bone reabsorption?
a. Osteoprotegerin (OPG) and estrogen
b. Prostaglandin E2 (PGE2) and tumor necrosis factor-a (TNF-a)
c. Osteoprotegerin (OPG) and tumor necrosis factor-a (TNF-a)
d. Prostaglandin E2 (PGE2) and estrogen
When blood calcium levels are low, PTH stimulates ________. a. urinary excretion of calcium by the kidneys b. a reduction in calcium absorption from the intestines c. the activity of osteoblasts d. the activity of osteoclasts
Chapter 35 Solutions
Biology: The Unity and Diversity of Life (MindTap Course List)
Ch. 35 - Prob. 1DAACh. 35 - Prob. 2DAACh. 35 - Prob. 3DAACh. 35 - Prob. 4DAACh. 35 - An endoskeleton consists of _________. a. a fluid...Ch. 35 - Prob. 2SQCh. 35 - Prob. 3SQCh. 35 - A ligament connects ________. a. bones at a joint...Ch. 35 - Prob. 5SQCh. 35 - The ___ attaches to the pelvic girdle. a. radius...
Ch. 35 - The ________ is the basic unit of contraction. a....Ch. 35 - In sarcomeres, phosphate-group transfers from ATP...Ch. 35 - A sarcomere shortens when ________. a. thick...Ch. 35 - Prob. 10SQCh. 35 - Prob. 11SQCh. 35 - A motor unit is _________. a. a muscle and the...Ch. 35 - _______ from a motor neuron excites a muscle...Ch. 35 - The sarcoplasmic reticulum stores and releases...Ch. 35 - Match the words with their defining feature. _____...Ch. 35 - Continued strenuous activity can cause lactate to...Ch. 35 - After death, calcium pumps no longer function and...Ch. 35 - Bully whippets are homozygous for a deletion of...Ch. 35 - Athletes tend to have stronger bones than...
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- Which of the following hormones (prescribed as a medication) would be expected to help elderly folks maintain healthy strong bones? 48. A. PTH B. Epinephrine C. Calcitonin D. Cortisolarrow_forwardWhich of the following hormones increases blood calcium levels?a. calcitonin b. thyroxine (T4)c. parathyroid hormone d. mineralocorticoidarrow_forwardRheumatoid arthritis is a systemic disorder characterized by the body's immune system recognizing that is/are foreign, resulting in a severe immune response. A. articular cartilage B. synovial tissues C. osteophytes D. subchondral bone E. chondrocytesarrow_forward
- Which of the following gland secretes insulin?A. Pituitary B. Thyroid C. Pancreas D. Ovariesarrow_forward1. Vitamin D is important for bone health because it also directly performs which function of PTH? A. Increased osteoclast activity B. Decreased reabsorption of phosphate C. Increased absorption of calcium from the small intestinearrow_forwardRobert has had difficulty sleeping for the past 6 months, and his body seemingly no longer differentiates between night and day. His doctor believes the problem lies with Robert’s endocrine system. What gland will Robert’s physician focus on? a. pituitary c. thyroid b. adrenal d. pinealarrow_forward
- 2. A) The hollow space in the middle of bones is filled with _______________. A. bone marrow B. air C. bone cells D. blood B) When blood calcium levels decrease below their normal levels, ____________ is released. A. osteoblastin B. calcitonin C. parathyroid hormone D. testosterone C) Bone cells that liquefy bone matrix and release calcium to the blood are called ________. A. osteoblasts B. parathyroid cells C. osteoclasts D. marrow cells D) Which of these bones is part of the axial skeleton? A. Rib B. Clavicle C. Femur D. Scapula E) Which of the following bones is NOT part of the cranium? A. Sphenoid B. Ethmoid C. Palatine D. Occipital E. None of the above F) Which of the following is NOT a cranial suture? A. Coronal B. Epiphyseal C. Sagittal D. Squamous E. Lambdoidal G) Which bone does NOT form…arrow_forwardAlthough a common myth about bones is that it is dead, our bones are constantly changing. For example, bone deposition (formation) occurs where bone is injured or added strength is needed. During this time, there will be the most abundant levels of which bone cells? A. osteoclasts B. osteoblasts C. chondrocytes D. none of thesearrow_forwardHormones secreted by endocrine glands are _________________. * A. passed through ducts B. circulated in the blood C. produced in large amounts D. cause damage to the bodyarrow_forward
- Rheumatoid arthritis is _________ whereas osteoarthritis is __________ of the cartilage. Select one: a. autoimmune disease; autoimmune disease b. wear and tear; autoimmune disease c. autoimmune disease; wear and tear d. wear and tear; wear and teararrow_forwardInsulin increases _______________ within hepatocytes to decrease blood glucose. a. glycogenolysis b. gluconeogenesis c. glycogenesis d. lipogenesisarrow_forwardGrave's disease is caused by non-existent negative feedback by _______________ on _______________. a. Triiodothyronine (T3); thyroid stimulating hormone (TSH) b. TSH; T3 c. Thyroid stimulating immunoglobulin (TSI); T3 d. T3; TSIarrow_forward
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