BIOLOGY
12th Edition
ISBN: 9781260169614
Author: Raven
Publisher: RENT MCG
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Textbook Question
Chapter 45, Problem 3A
How do the muscles move your hand through space?
a. By contraction
b. By attaching to two bones across a joint
c. By lengthening
d. Both a and b are correct.
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Chapter 45 Solutions
BIOLOGY
Ch. 45.1 - Compare hydrostatic skeletons, exoskeletons, and...Ch. 45.1 - Explain how animals with hydrostatic skeletons...Ch. 45.2 - Prob. 1LOCh. 45.2 - Prob. 2LOCh. 45.2 - Prob. 3LOCh. 45.3 - Prob. 1LOCh. 45.4 - Prob. 1LOCh. 45.4 - Prob. 2LOCh. 45.4 - Prob. 3LOCh. 45.5 - Prob. 1LO
Ch. 45.5 - Describe how friction and gravity affect...Ch. 45.5 - Prob. 3LOCh. 45 - Prob. 1IQCh. 45 - Exoskeletons and endoskeletons differ in that a....Ch. 45 - Worms use a hydrostatic skeleton to generate...Ch. 45 - Bone develops by one of two mechanisms depending...Ch. 45 - Which of the following statements best describes...Ch. 45 - Motor neurons stimulate muscle contraction via the...Ch. 45 - Prob. 6UCh. 45 - If you wanted to study the use of ATP during a...Ch. 45 - Place the following events in the correct order....Ch. 45 - You take X-rays of two individuals. Ray has been a...Ch. 45 - You have identified a calcium storage disease in...Ch. 45 - How do the muscles move your hand through space?...Ch. 45 - How can osteocytes remain alive within bone? a....Ch. 45 - Swimming underwater using forelimbs for propulsion...Ch. 45 - If a drug inhibits the release of ACh, what will...Ch. 45 - Prob. 1SCh. 45 - Prob. 2SCh. 45 - The nerve gas methylphosphonofluoridic acid...Ch. 45 - If natural selection favors the evolution of wings...
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- A.What type of contractions do skeletal muscles do? B. What type of contractions do cardiac muscles do? C.a. What type of contractions do smooth muscles do?arrow_forwardThe fingers are ...... to the thumbarrow_forwardWhich statement is accurate about an agonist? a. It opposes the function of the prime mover. b. It is the primary muscle that produces a movement. c. It functions primarily to stabilize a joint. d. Its muscle fibers are always circular in structure.arrow_forward
- What is the primary purpose of applying heat therapy to a patient's inflamed joint? a) To reduce blood flow to the area b) To promote vasodilation and increase blood flow c) To numb the area and reduce pain perception d) To inhibit bacterial growtharrow_forwardThe feet are ....... to the handsarrow_forwardCooking likely led to which of the following changes? a. more robust cranium and chewing musculature b. smaller jaws and thinner tooth enamel c. thicker tooth enamel to protect from tooth decay d. smaller brain and larger gutarrow_forward
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