Exam 8: Joints of the Skeletal System

Your friend trips and you lift your hand to help them up. In the process, you rotate your forearm so that your palm faces upward. This forearm movement is supination.

The ball-and-socket joint of the hip is replaced with a pivot joint in which the femur is directly planted into the acetabulum. What movement(s)is/are now the only one(s)possible?

The TMJ (temporomandibular joint)is composed of the upper condyle of the mandible, which fits into the temporal bone. These two surfaces exist in a capsule and are surrounded by a thin membrane that secretes a lubricating fluid. This means that the TMJ is a fibrous joint.

A yoga move in which a foot is grasped and the leg is brought upward so the foot touches the buttock is an example of ________ at the knee joint.

Activity and exercise

A joint capsule is reinforced by

Which of the following is not a type of fibrous joint?

A person works an office job that requires them to be in a sitting position for 10 hours a day. They go home and sit until they go to bed. This person never exercises and rarely gets up to move around after being seated. Their joints begin to constantly feel stiff and painful. On a physiological level, what has happened to cause these symptoms?

The hip joint is a ball-and-socket joint.

The largest and most complex synovial joint is the

A ________ joint is found between a metacarpal and its adjacent phalanx.

Which of the following is an infection?

A patient is experiencing joint inflammation and pain. They undergo an arthrocentesis and their physician discovers cloudy, pus-filled synovial fluid. Which of these conditions is most likely occurring?

In craniosynostosis, the bones of the skull fuse together at the sutures prematurely, causing the brain to grow abnormally. Why would this cause abnormal brain growth?

The bodies of adjacent vertebrae are separated by ________ that act as shock absorbers.

A shiny, vascular lining of loose connective tissue that forms the inner layer of the joint capsule is the ________ membrane.

Connie recently celebrated her 45ᵗʰ birthday. She feels okay most of the day, but in the morning, for about a half hour after she gets out of bed, all of her joints feel stiff. This is due to

As you climb a tree, you pull your thigh sideways (spreading your legs apart)to rest your foot on a nearby branch. This thigh movement is adduction.

The type of synovial joint in which only rotation may occur is a pivot joint.

You turn your head to look at something. What type of joint movement is this?