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Chapter 11: Problem 34

This bone is the only movable bone of the skull. a. sphenoid b. frontal c. mandible d. maxilla e. temporal

Short Answer

Expert verified
The correct answer is (c) Mandible, as it is the only movable bone of the human skull responsible for the motion of the lower jaw and essential functions like speech and food consumption.

Step by step solution

01

Evaluate the given options

First, let's examine each of the given options: a. Sphenoid - is a complex bone located in the base of the skull, helping to join the cranial and facial bones. b. Frontal - is located in the forehead region, making up a part of the skull's vault. c. Mandible - is the jawbone that forms the lower jaw and provides movement for actions such as chewing and talking. d. Maxilla - is the upper jawbone, forming the roof of the mouth and floor of the nasal cavity. e. Temporal - is located on the side of the skull, near the ears, and helps enclose and protect the middle and inner ear.
02

Identify the movable bone

Out of all the options mentioned above, the mandible is the only bone that is movable. It is responsible for the motion of the lower jaw, allowing for essential functions like speech and food consumption.
03

Choose the correct answer

Based on the information in the previous steps, the correct answer to the question is: c. Mandible - the only movable bone of the human skull.

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Most popular questions from this chapter

The bone cell responsible for breaking down bone tissue is the _______, while the bone cell that produces new bone tissue is the _______. a. osteoclast, osteoblast b. osteocyte, osteoclast c. osteoblast, osteocyte d. osteocyte, osteoblast e. osteoclast, osteocyte

Match each bone to a location in the key. a. forehead b. chin c. cheekbone d. collarbone e. shoulder blade f. hip g. arm Coxal bone

Where would you expect to find spongy bone in a long bone? What are its functions? (page 230 )

Why are osteoclasts needed, even though they break down bone? (page 232 )

Explain how bone is formed by intramembranous ossification. (page 233 )
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