joints

Which of the following statements accurately defines saddle?

A joint where the articular surfaces fit together as a saddle

Which of the following statements accurately defines flexion?

A motion that decreases the angle between two bones

Which of the following statements accurately defines extension?

A motion that increases the angle between two bones

Which of the following statements accurately defines cartilaginous?

Amphiarthrotic joints consisting of bones united by cartilage rather than fibrous connective tissue

Which of the following statements accurately defines condyloid?

An oval articular surface fits into an oval depression in another bone

What type of joint normally allows for multiaxial movement?

Ball-and-socket

Which of the following does NOT describe synovial joints?

Bones held together by cartilage

Which structure(s) is/are located outside of the synovial joint's articular capsule?

Bursae Articular cartilage Tendon sheath Capsular ligaments Correct Answer A and C

Which of the following statements accurately describes flexion?

Decreasing the angle between two bones

Which of the following statements accurately defines synovial?

Diarthrotic joints consisting of two bones whose articular ends are covered with hyaline cartilage; the bones are separated by a fluid-filled joint cavity

Which of the following statements accurately defines plantarflexion?

Downward movement of the foot (pointing toes)

The temporomandibular joint is capable of what kind of movement?

Elevation Protraction Hyperextension Correct Answer A and B

True or False? Articular discs provide a smooth, nearly frictionless surface for articulation.

False

True or False? Bursae improve the fit between two bones in a synovial joint.

False

Which of the following statements accurately defines plane?

Flat articular surfaces that allow gliding motion

Which of the following statements accurately defines diarthrosis?

Freely movable joint

____________ joints are capable of only side-to-side and back-and-forth movements, with little to no rotation.

Gliding

Which of the following is correlated with gouty arthritis of the joints?

Hyperuricemia

Which of the following statements accurately defines synarthrosis?

Immovable joint

Which of the following statements accurately describes extension?

Increasing the angle between two bones

Which of the following statements accurately defines nonaxial joint?

Joint in which the bones do not move around an axis

Which of the following statements accurately defines uniaxial joint?

Joint in which the bones move around a single axis

Which of the following statements accurately defines multiaxial joint?

Joint in which the bones move around multiple axes

Which of the following statements accurately defines biaxial joint?

Joint in which the bones move around two axes

Which of the following statements accurately defines hinge?

Joints that allow motion in one plane only

Which of the following statements accurately defines elevation?

Lifting a body part superiorly

Which of the following statements accurately describes rotation?

Movement around a central axis

Which of the following statements accurately describes circumduction?

Movement in a circle

Which of the following statements accurately describes abduction?

Movement of a body part away from the midline

Which of the following statements accurately describes adduction?

Movement of a body part toward the midline

Which of the following statements accurately defines rotation?

Movement of a bone about its own axis

Which of the following statements accurately defines abduction?

Movement of a limb away from the midline of the body

Which of the following statements accurately defines adduction?

Movement of a limb toward the midline of the body

Which of the following statements accurately defines circumduction?

Movement of a part in a cone-shaped radius

Which of the following statements accurately describes dorsiflexion?

Movement of the ankle that decreases the angle between the foot and leg

Which of the following statements accurately defines opposition?

Movement of the thumb medially across the surface of the palm

Which of the following statements accurately defines depression?

Moving a body part inferiorly

Which of the following correctly describes a pivot joint?

One bone rotates around another bone.

Which of the following statements accurately defines pronation?

Rotating the radius around the ulna so that the palm faces posteriorly

Which of the following statements accurately defines supination?

Rotating the radius around the ulna so the palm faces anteriorly

Which of the following joints has the greatest range of motion?

Shoulder

What is gliding?

Slight displacement or slipping of bones that might occur between the carpals of the wrist

Which of the following statements accurately defines fibrous?

Synarthrotic joints consisting of bones joined by short, connective tissue fibers

Which of the following is TRUE?

Synovial fluid is formed from blood.

Which of the following describes a hinge joint correctly?

The convex articular surface of one bone fits into a concave articular surface of another bone.

Describe the characteristics of hinge joints.

The elbow is an example. Convex surface of one bone fits into concave surface of another bone. Uniaxial. Correct! All of the above.

Which of the following statements accurately defines pivot?

The end of one bone fits into a "ring" of bone or tissue of another bone, allowing rotation of the bone about its own axis

Which of the following statements accurately defines ball and socket?

The round head of one bone fits into the socket of another

True or False? The articulating ends of the bones in a synovial joint are covered by a articular cartilage.

True

True or False? The joint capsule of a synovial joint is lined with a synovial membrane.

True

Which of the following statements accurately describes pronation?

Turning the palm over to face down

Which of the following statements accurately defines eversion?

Turning the sole of the foot laterally

Which of the following statements accurately defines inversion?

Turning the sole of the foot medially

Which of the following statements accurately defines dorsiflexion?

Upward movement of the foot so it approaches the shin

Hip and shoulder joints are classified as ____________ joints.

ball-and-socket

The term "double-jointed" refers to ________________________________.

circumduction You Answered individuals who have an abnormally large range of motion in a joint a weakness in the ligaments surrounding the joint the presence of a second joint Correct Answer B and C

As joint activity increases, the viscosity of synovial fluid will ________________.

decrease

Examples of angular movements include __________________________________.

extension and flexion at the knee

Plane joints allow _______________.

gliding

Bending of the elbow occurs at a _______ joint and exhibits a _____________ movement.

hinge, flexion

Synovial fluid ________________.

is similar to blood plasma without the proteins is secreted by the synovial membrane thickens as it warms nourishes and lubricates Correct! A, B, and D

Synovial joints are surrounded by a/an _______________________, and filled with_______________________.

joint capsule; synovial fluid

An amphiarthrosis is defined as a

joint that allows some motion.

Within certain synovial joints, the fibrocartilaginous pads that cushion and guide the articulating bones are called ________________________.

menisci

The atlantoaxial joint is an example of a __________________.

pivot joint

Turning the sole of one's foot medially occurs at a _________ joint and exhibits a _____________ movement.

plane, inversion

When a ballerina points her toes toward the floor, this is known as _____________.

plantar flexion

The cruciate ligaments of the knee ______________________.

prevent hyperextension of the knee

The main function of a fibrous joint is to

provide stability between two bones.

An immovable joint found only between skull bones is known as a _____________.

suture

A ______________ is a type of cushioning joint that allows limited movement and is found both in the pubic symphysis and in intervertebral disks.

symphysis

Joints that contain fibrocartilage include the ________________.

symphysis pubis knee acromioclavicular atlanto-occipital Correct Answer A and B

An epiphyseal plate is which type of joint, even though it is temporary?

synchondrosis

Cartilaginous joints include _______________.

syndesmoses symphyses synostoses synchondroses Correct! B and D

The type of joint distinguished by having a fluid-filled joint cavity is a _____________ joint.

synovial

The only movement allowed in a pivot joint is ______________________.

uniaxial rotation