Problem 8..12c
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
c. The patella is encased within the tendon of the quadriceps femoris muscle group.
Problem 7.3a
What structures form the knee and elbow joints? Of the two joints, which do you think would be more stable? Why?
Problem 8.1a
Which of the following is not a function of articulations?
a. Movement
b. Blood cell formation
c. Stability
d. Providing growth in length for long bones
Problem 8.10a
Match the following terms with the correct definition from the right column.
____Plane joint
____Saddle joint
____Ball-and-socket joint
____Condylar joint
____Pivot joint
____Hinge joint
a. Uniaxial joint in which the rounded articular surface of one bone fits into a groove of another bone and is held in place by a ligamentous ring
b. Multiaxial joint in which the spherical articular surface of one bone fits into a cup or socket of another bone
c. Nonaxial joint in which two flat surfaces glide over each other
d. Uniaxial joint in which the convex articular surface of one bone fits into a concave articular depression
e. Biaxial joint in which the oval, convex articulating surface of one bone fits into the shallow depression of another bone
f. Biaxial joint in which each articular surface has both convex and concave regions
Problem 8.1a
Explain how the structure of each of the following joint types follows its function.
a. Fibrous joint
Problem 8.1b
Explain how the structure of each of the following joint types follows its function.
b. Cartilaginous joint
Problem 8.1c
Explain how the structure of each of the following joint types follows its function.
c. Synovial joint
Problem 8.12a
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. The knee and the elbow are multiaxial joints.
Problem 8.12b
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
b. The elbow joint consists of two separate articulations.
Problem 8.15a
Which factors contribute to the stability of the hip joint?
Problem 8.2a
Which functional joint class includes freely moveable joints?
a. Amphiarthroses
b. Synarthroses
c. Diarthroses
d. All functional joint classes are freely moveable.
Problem 8.3a
Identify each of the following joints as synovial, fibrous, or cartilaginous.
a. Pubic symphysis______
b. Elbow joint_____
c. Epiphyseal plate_______
d. Frontal suture_________
e. Gomphosis___________
Problem 8.3a
When articular cartilage is damaged, often fibrocartilage forms instead of new hyaline cartilage. Does fibrocartilage have the same properties as hyaline cartilage? Is it likely to provide the same type of surface as hyaline cartilage? Explain. (Connects to Chapter 4)
Problem 8.5a
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
a. Fibrous joints are united by collagen fibers.
Problem 8.5b
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
b. A syndesmosis is a type of cartilaginous joint.
Problem 8.5c
Mark the following statements as true or false. If a statement is false, correct it to make a true statement.
c. Cartilaginous joints are synarthroses.
Problem 8.6a
Fill in the blanks: The articulating ends of bones of synovial joints are covered in______. The remaining internal surfaces of the joint are lined by the_____, which produces synovial fluid. The entire joint is encased by the_____, which is composed of dense irregular collagenous connective tissue.
Problem 8.7a
What is/are the function(s) of synovial fluid?
Problem 8.8a
Which of the following correctly describes the function of a ligament?
a. It connects a muscle to its attachment point, such as a bone.
b. It is a fluid-filled structure that minimizes friction during movement.
c. It connects two bones to each other in a joint.
d. It surrounds a tendon and protects it in high-stress areas.
Ch. 8 Articulations
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