Biology: The Unity and Diversity of Life (Looseleaf)
15th Edition
ISBN: 9781337408417
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 35, Problem 15SQ
Match the words with their defining feature.
| _____ | osteoblast | a. conveys excitatory signal |
| _____ | myofibril | b. in the hands |
| _____ | myoglobin | c. bone-forming cell |
| _____ | knee | d. main thin filament protein |
| _____ | actin | e. produces blood cells |
| _____ | red marrow | f. donates phosphate to ADP |
| _____ | metacarpal | g. binds and releases oxygen |
| _____ | T tubule | h. a synovial joint |
| _____ | creatine phosphate | i. composed of sarcomeres |
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Put the following items in order of decreasing
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Muscle relaxation occurs when ________. a. calcium ions are actively transported out of the sarcoplasmic reticulum b. calcium ions diffuse out of the sarcoplasmic reticulum c. calcium ions are actively transported into the sarcoplasmic reticulum d. calcium ions diffuse into the sarcoplasmic reticulum
Nervous stimulation of musclesa. occurs at a neuromuscular junction.b. results in an action potential that travels down the T system.c. causes calcium to be released from expanded regions of the sarcoplasmic reticulum.d. All of these are correct
Chapter 35 Solutions
Biology: The Unity and Diversity of Life (Looseleaf)
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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- Bones without enough collagen would be ________ than normal bones. A softer B more pliable (flexible) C more brittle D strongerarrow_forwardDark areas called _____ made of proteins are where actin filaments attach within a myofibril. A. Z lines B. A bands C.T tubules D. I bandsarrow_forwardCompared to osteoarthritis, synovial joints in aging people_ A. Exhibit cartilage changes only B. C. D. E. F. G. Have decreased water content in cartilage Have progressive fibrillation of cartilage in weight-bearing sites Have increased synthesis of collagen and proteoglycan A and B C and D A and Darrow_forward
- Bones are the ____ component to decompose A. First B. Second C. Third D. Lastarrow_forwardLong bones enable body movement by acting as a________. a. counterweightb. resistive forcec. leverd. fulcrumarrow_forwardThe cells of muscles, myocytes, develop from________.a. myoblastsb. endodermc. fibrocytesd. chondrocytesarrow_forward
- _____ are involved in the breakdown of bone.a. Monocytesb. Lymphocytesc. Osteoblastsd. Osteoclastsarrow_forwardBetty Greene has been running for several years; however, now her knees hurt, Dr. Morita diagnosed her condition as ______________, which is an abnormal softening of the cartilage in these joints.arrow_forward1 1 1 I A. On the box provided, label the components that make up the myofibril. Skeletal H wwwww 8 Car A. B. F. www. D. E.arrow_forward
- Which of these increases the least as a result of muscle hypertrophy?a. number of sarcomeres d. blood vessels and mitochondriab. number of myofibrils e. connective tissuec. number of muscle fibersarrow_forwardSelect the most accuarrow_forwardA decline in a skeletal muscle's ability to maintain a constant level of force or tension after prolonged repetitive stimulations is called A. complete tetanus B. recruitment C. fatique D. rigor mortisarrow_forward
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