4.9 Dense Connective Tissue
What is an aponeurosis?
A tendinous sheet that attaches a broad flat muscle to another muscle or to several bones
What are tendons?
Cords of dense regular connective tissue that attach skeletal muscles to bones
What types of cell are found within the matrix of dense irregular connective tissue?
Fibroblasts
What types of cell are found within the matrix of dense regular connective tissue?
Fibroblasts
What types of cell are found within the matrix of elastic tissue?
Fibroblasts
What is dense regular connective tissue?
Tissue whose collagen fibers are arranged in parallel sheets
What is dense connective tissue?
Tissues that have fibers closely packed together
What is dense irregular connective tissue?
Tissues whose collagen fibers form an interwoven meshwork with no consistent pattern.
What is elastic tissue?
Tissues whose elastic fibers are arranged in parallel sheets
What are four areas in the body that dense regular connective tissue can be found?
- Between skeletal muscles and the skeleton - Between bones - Stabilizing positions of internal organs - Covering skeletal muscles
What are four areas in the body that elastic tissue can be found?
- Between vertebrae of the spinal column - Ligaments supporting the penis - Ligaments supporting transitional epithelia - Blood vessel walls
What are four areas in the body that dense irregular connective tissue can be found?
- Capsules of visceral organs - Periostea and perichondria - Nerve and muscle sheaths - Dermis
What types of fibers are found in the matrix of dense irregular connective tissue?
- Collagen fibers - Elastic fibers
What are the three types of dense connective tissues?
- Dense regular connective tissue - Dense irregular connective tissue - Elastic tissue
What are two functions of dense irregular connective tissue?
- Resists forces from many directions - Helps prevent the overexpansion of organs, such as the urinary bladder
What are the five functions of dense regular connective tissue?
- Resists forces from one direction - Provides firm attachment - Conducts pull of muscles - Reduces friction between muscles - Stabalizes the position of bones
What are three functions of elastic tissue?
- Stabilizes the positions of vertebrae and the penis - Cushions shocks - Permits expansion and contraction of organs
What are three examples of structures that are made up of dense regular connective tissue?
- Tendons - Ligaments - Aponeurosis
What type of fibers are found within the matrix of dense regular connective tissue?
Collagen fibers
What is another name for dense connective tissue?
Collagenous tissue
What are ligaments?
Cords of dense regular connective tissue that attach bones to other bones or stabilize the positions of organs
What types of tissues are found within the matrix of elastic tissue?
Elastic fibers
