Principles of Anatomy and Physiology
16th Edition
ISBN: 9781119662792
Author: Tortora, Gerard J., DERRICKSON, Bryan H.
Publisher: WILEY
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Chapter 11, Problem 13CP
Which muscles do you contract when you "suck in your gut," thereby compressing the anterior abdominal wall?
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(a) Name the four pairs of muscles that act together to compress the abdominal contents. (b) How do their fiber (fascicle) directions contribute to the strength of the abdominal wall? (c) Of these four muscles, which is the strongest flexor of the vertebral column? (d) Name the prime mover of inhalation (inspiration) in breathing.
Chapter 11 Solutions
Principles of Anatomy and Physiology
Ch. 11 - Using the terms origin, insertion, and belly,...Ch. 11 - List the three types of levers, and give an...Ch. 11 - 3. Define the roles of the prime mover (agonist),...Ch. 11 - Prob. 4CPCh. 11 - 5. Select 10 muscles in Figure 11.3 and identify...Ch. 11 - Prob. 6CPCh. 11 - QUESTION 7
7. Why do the muscles of facial...Ch. 11 - Prob. 8CPCh. 11 - Prob. 9CPCh. 11 - When your physician says, "Open your mouth, stick...
Ch. 11 - Prob. 11CPCh. 11 - What muscles do you contract to signify "yes" and...Ch. 11 - QUESTION 13
13. Which muscles do you contract when...Ch. 11 - What are the names of the three openings in the...Ch. 11 - 15. Which muscles are strengthened by Kegel...Ch. 11 - What are the borders and contents of the...Ch. 11 - Prob. 17CPCh. 11 - QUESTION 18
18. Why are the two muscles that cross...Ch. 11 - Prob. 19CPCh. 11 - Prob. 20CPCh. 11 - Prob. 21CPCh. 11 - What is the largest muscle group of the back?Ch. 11 - What is the origin of most muscles that move the...Ch. 11 - Question 24
24. Which muscles are part of the...Ch. 11 - What are the superior extensor retinaculum and...Ch. 11 - How do the intrinsic muscles of the hand and foot...Ch. 11 - Prob. 1CTQCh. 11 - 2. While taking the bus to the supermarket,...Ch. 11 - 3. Minor-league pitcher Jose has been throwing a...
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- Other than acting to flex the spine and compress the abdominal contents, the abdominal muscles are extremely important in protecting and containing the abdominal viscera. What is it about the arrangement of these muscles that makes them so well suited for their job?arrow_forwardWhat does the highlighted muscle do? A) Extends the hip and extends the knee Extends the hip and flexes the knee Flexes the hip and flexes the knee D. Flexes the hip and extends the kneearrow_forwardUsing complete sentences, name the four pairs of muscles that act together to compress the abdominal contents and answer the following questions. How do their fiber (fascicle) directions contribute to the strength of the abdominal wall? Of these four muscles, which is the strongest flexor of the vertebral column? What is the prime mover of inhalation (inspiration) in breathing. How does all this relate to building muscle mass? If someone wanted to get a "6-pack", what advice could you give them based on what you have learned? please answer first 3 parts asaparrow_forward
- (a) Name the four muscle pairs that act in unison to compress the abdominal contents. (b) How does their arrangement (fiber direction) contribute to the strength of the abdominal wall? (c) Which of these muscles can effect lateral rotation of the spine? (d) Which can act alone to flex the spine?arrow_forward1)Describe the muscles of the anterior abdominal wall. 2) Why are the muscles of the face different from typical skeletal muscle?arrow_forward(a) What muscles develop from the embryonic structures called somitomeres? (b) What are the major groups of pharyngeal arch (branchiomeric) muscles? (c) What three constrictor muscles squeeze swallowed food through the pharynx to the esophagus?arrow_forward
- Poctoralis major Intercostal muscles Rib 6 (a) Sagittal section (b) Anterior view, partially sectionedarrow_forwardWhich of the following muscle does not laterally rotate the thigh. a) obturatorius internus muscle b) gemellus inferior muscle C) Priformis muscle D) gluteus minimus muscle F) gemellus superior musclearrow_forwardWhat are the origins for the muscles that pull the head down toward the chest?arrow_forward
- Identify two axial muscles named for their region?arrow_forwardMatch the following axial muscles with the correct action: Zygomaticus [ Choose ] Flexes and rotates trunk, compresses abdominal viscera Elevates and protracts mandible Pulls the corners of the mouth posteriorly, as in smiling Masseter Elevates ribs Rectus Abdominus [ Choose ] External Intercostals [ Choose ]arrow_forwardChao-Jung abducted her thigh very strongly while riding a horse and pulled some groin muscles in her medial upper thigh. What muscles did she probably strain, and what is the medical name for her condition? (Hint: See this chapter’s Related Clinical Terms.)arrow_forward
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