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27) What kind of tissue?

27) What kind of tissue?

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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### Question 27: What kind of tissue? #### Microscopic Image Explanation: The image provided appears to be a microscopic view of biological tissue, likely viewed under a polarized light microscope given the variation in coloration. The tissue shows a structured, striated pattern which is typical of certain types of connective tissues or muscle tissues. - **Striations (Lines)**: The image exhibits longitudinal striations, which are wavy and parallel. This pattern is distinctive in tissues such as muscle or collagen fibers in connective tissues. - **Coloration**: The coloration shifts from shades of blue-green to red. This might be indicative of different staining properties or the birefringence of the tissue under polarized light, which is often used to highlight fibrous structures. #### Educational Insight: Based on these characteristics, two main types of tissues could be considered: 1. **Muscle Tissue**: - **Skeletal Muscle**: This type of muscle tissue has a striated appearance under the microscope due to the organized arrangement of sarcomeres. - **Cardiac Muscle**: Also striated but generally features intercalated discs which may not be visible in this magnification. - **Smooth Muscle**: Unlike skeletal and cardiac muscle, smooth muscle lacks striations and appears more uniform in texture. 2. **Connective Tissue**: - **Dense Regular Connective Tissue**: Characterized by parallel bundles of collagen fibers providing great strength. Typically seen in tendons and ligaments. - **Dense Irregular Connective Tissue**: The fibers are in a less organized arrangement, providing resistance to stress from multiple directions. Given the striated appearance and the parallel alignment of the fibers, the tissue is most likely **Dense Regular Connective Tissue**. #### Conclusion: The tissue illustrated in the image is most likely **Dense Regular Connective Tissue**, given its characteristic parallel striations observed under microscopic examination, commonly found in structures such as tendons and ligaments.
Transcribed Image Text:### Question 27: What kind of tissue? #### Microscopic Image Explanation: The image provided appears to be a microscopic view of biological tissue, likely viewed under a polarized light microscope given the variation in coloration. The tissue shows a structured, striated pattern which is typical of certain types of connective tissues or muscle tissues. - **Striations (Lines)**: The image exhibits longitudinal striations, which are wavy and parallel. This pattern is distinctive in tissues such as muscle or collagen fibers in connective tissues. - **Coloration**: The coloration shifts from shades of blue-green to red. This might be indicative of different staining properties or the birefringence of the tissue under polarized light, which is often used to highlight fibrous structures. #### Educational Insight: Based on these characteristics, two main types of tissues could be considered: 1. **Muscle Tissue**: - **Skeletal Muscle**: This type of muscle tissue has a striated appearance under the microscope due to the organized arrangement of sarcomeres. - **Cardiac Muscle**: Also striated but generally features intercalated discs which may not be visible in this magnification. - **Smooth Muscle**: Unlike skeletal and cardiac muscle, smooth muscle lacks striations and appears more uniform in texture. 2. **Connective Tissue**: - **Dense Regular Connective Tissue**: Characterized by parallel bundles of collagen fibers providing great strength. Typically seen in tendons and ligaments. - **Dense Irregular Connective Tissue**: The fibers are in a less organized arrangement, providing resistance to stress from multiple directions. Given the striated appearance and the parallel alignment of the fibers, the tissue is most likely **Dense Regular Connective Tissue**. #### Conclusion: The tissue illustrated in the image is most likely **Dense Regular Connective Tissue**, given its characteristic parallel striations observed under microscopic examination, commonly found in structures such as tendons and ligaments.
**Title: Identification of Tissues in a Histological Image** **Learning Objective:** By the end of this module, students will be able to identify the specified tissue type within a histological sample. **Image Transcription and Analysis:** --- **28) What kind of tissue is indicated in the yellow rectangle?** **Analysis of the Image:** - **Description:** The provided image is a histological section displaying various tissue structures. - **Highlight:** There is a yellow rectangle within the image that focuses on a particular type of tissue. This rectangle encloses elongated, wavy structures consistent with specific stromal or connective tissue. **Detailed Explanation of the Diagram:** - **Histological Appearance:** - The tissue within the yellow rectangle is notably different from the surrounding structures. It appears to have elongated fibers aligned parallel to each other. - The staining technique used highlights the different components within the tissue, typically, the structures stained darker indicate the nuclei of cells. - The tissue in the yellow rectangle shows a pinkish hue typically associated with collagenous fiber staining, indicative of a connective tissue type. - **Function and Location:** - The specific tissue type in this rectangle is likely to be a fibrous connective tissue, which provides mechanical strength and structural support. --- **Quiz:** *Based on the above description and the highlighted region in the image, answer the following question:* 1. What kind of tissue is indicated in the yellow rectangle? - A) Epithelial Tissue - B) Muscle Tissue - C) Nervous Tissue - D) Connective Tissue *Correct Answer: D) Connective Tissue* --- **Discussion Points:** - Compare the appearance of connective tissue with other tissue types such as epithelial, muscle, and nervous tissues. - Discuss the importance of connective tissue in the overall structure and function of organs. **Practical Assignment:** - Obtain histological slides of different tissue types using a light microscope. - Identify and document the different tissues, focusing on connective tissue histology. --- This section aims to solidify the understanding of tissue identification and the functional significance of different histological structures.
Transcribed Image Text:**Title: Identification of Tissues in a Histological Image** **Learning Objective:** By the end of this module, students will be able to identify the specified tissue type within a histological sample. **Image Transcription and Analysis:** --- **28) What kind of tissue is indicated in the yellow rectangle?** **Analysis of the Image:** - **Description:** The provided image is a histological section displaying various tissue structures. - **Highlight:** There is a yellow rectangle within the image that focuses on a particular type of tissue. This rectangle encloses elongated, wavy structures consistent with specific stromal or connective tissue. **Detailed Explanation of the Diagram:** - **Histological Appearance:** - The tissue within the yellow rectangle is notably different from the surrounding structures. It appears to have elongated fibers aligned parallel to each other. - The staining technique used highlights the different components within the tissue, typically, the structures stained darker indicate the nuclei of cells. - The tissue in the yellow rectangle shows a pinkish hue typically associated with collagenous fiber staining, indicative of a connective tissue type. - **Function and Location:** - The specific tissue type in this rectangle is likely to be a fibrous connective tissue, which provides mechanical strength and structural support. --- **Quiz:** *Based on the above description and the highlighted region in the image, answer the following question:* 1. What kind of tissue is indicated in the yellow rectangle? - A) Epithelial Tissue - B) Muscle Tissue - C) Nervous Tissue - D) Connective Tissue *Correct Answer: D) Connective Tissue* --- **Discussion Points:** - Compare the appearance of connective tissue with other tissue types such as epithelial, muscle, and nervous tissues. - Discuss the importance of connective tissue in the overall structure and function of organs. **Practical Assignment:** - Obtain histological slides of different tissue types using a light microscope. - Identify and document the different tissues, focusing on connective tissue histology. --- This section aims to solidify the understanding of tissue identification and the functional significance of different histological structures.
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