Review Joints Flashcards
Because it is an immovable joint, the sagittal suture, which joins the two parietal bones of the skull, is classified as a _______.
b) synarthrosis
Most of the freely movable joints of the body could be classified both structurally and functionally as __________.
b) synovial (diarthroses)
Which of the following would be an example of a fibrous joint?
a) interosseus membrane
b) epiphyseal (growth) plate
c) the joint between the manubrium and body of the sternum
d) the joint between the first rib and the manubrium of the sternume) the pubic symphysis
a) interosseus membrane
A gomphosis is which type of joint?
b) fibrous and a syndesmsosis
The bodies of adjacent vertebrae are connected by pads of fibrocartilage (the intervertebral discs). The articulations between adjacent vertebrae are called __________.
b) symphyses
Identify the structure on this image labeled C.
d) synovial membrane
The synovial fluid of a synovial joint is secreted by fibroblasts located in which structure
c) C
Some synovial joints contain special crescent-shaped pads that provide additional shock absorption, and provide for a better fit between the articulating surfaces of the bones. These special pads are called __________.
a) menisci
Which of the following is not a function of synovial fluid?
a) to provide lubrication in the joint and reduce friction between articular surfaces
b) to act as a medium for the diffusion of oxygen and nutrients
c) to act as a medium for the diffusion of metabolic wastes such as carbon dioxide
d) to maintain a sterile environment within the joint cavity
d) TO MAINTAIN A STERILE ENVIRONMENT WITHIN THE JOINT CAVITY
__________ aren’t part of a synovial joint capsule, but do resemble the structure of the capsule, with a dense outer membrane, and a lining like a synovial membrane. The can be found in any area where friction and a need for additional cushioning is an issue—between skin and bones, between muscles and bones, and ligaments and bones.
d) bursae
A body builder is doing curls, a type of arm exercise, with hand weights. In a curl, the body builder bends his arm and brings the weight closer to his or her shoulder. What type of movement is this?
c) flexion
Which of the following is a type of angular movement?
a) flexion
b) extension
c) abduction
d) adduction
e) all of these are examples of angular movement
e) ALL OF THESE ARE EXAMPLES OF ANGULAR MOVEMENT
Chuck is at a pizza parlor with friends and is ordering sodas for his group. The place is noisy and the waiter didn’t hear the number of sodas Chuck ordered. He holds up a hand and spreads his fingers wide apart to indicate he wants five large sodas. What type of movement of his fingers was this?
d) abduction
A child has learned how to draw circles in the air by moving the distal end of the index (pointing) finger while holding the rest of his hand still. What type of movement is this?
c) circumduction
The image shown is demonstrating a type of movement at the wrist. This movement could be seen in the waving gesture made by a beauty queen on a parade float, or by a real queen, such as Her Majesty Elizabeth II waving from the balcony at Buckingham Palace. What type of movement is this?
b) gliding movement
A common facial expression which indicates shock or surprise is when one’s mouth drops open. The chin drops and the mouth opens wide. What type of movement is this (hint: it occurs at the temporomandibular joint)?
d) depression
A ballerina who points her toes to stand literally on the tip of her toes for a dance movement is doing what type of special movement at the ankle joint?
c) plantar flexion
