APHY Ch 8

Which structure acts as a cushion and consists of fibrocartilage? (PICTURE)

4

________ describes a complex angular movement in a circle.

Circumduction

Which of the following is NOT a characteristic of articular cartilage?

It secretes synovial fluid.

________ subdivide synovial cavities, channel the flow of synovial fluid, and allow for variations in the shapes of the articular surfaces.

Menisci

Choose the incorrect statement regarding synovial joints.

The area inside a joint has a significant number of pain receptors.

A movement away from the midline of the body is termed

abduction.

Which of these is one of the four major types of synarthrotic joints? synostosis suture gomphosis synchondrosis

all of the above

A slightly movable joint is a(n)

amphiarthrosis.

Which type of synovial joint is the glenohumeral joint?

ball-and-socket joint

Identify the structure at label "1." (PICTURE)

bursa

Which of the following exemplifies a gliding joint?

claviculosternal joints

Which of the following is not a property of synovial joints?

covered by a serous membrane

Synovial joints are classified functionally as:

diarthroses.

All of the following movements occur at the intervertebral joints, except

dorsiflexion.

Lifting a stone with the tip of the foot is

dorsiflexion.

The movement of a body part upward is called ________

elevation

The radiocarpal joint is a(n) ________ joint

ellipsoid

The joints that connect the four fingers with the metacarpal bones are

ellipsoid joints.

A twisting motion of the foot that turns the sole of the foot outward is known as

eversion.

Syndesmosis is to ligament as symphysis is to

fibrous cartilage.

The movements known as dorsiflexion and plantar flexion involve moving the

foot

Which type of joint is found between the carpal bones?

gliding

Dense connective tissue is to a suture as a periodontal ligament is to a(n)

gomphosis.

The synarthrosis that binds the teeth to the bony sockets is a

gomphosis.

The elbow joint is an example of a(n) ________ joint.

hinge

All of the following are joints of the axial skeleton except (the):

hip joint.

What type of tissue occurs at the structure labeled "3"? (PICTURE)

hyaline cartilage

Extending a body part past the anatomical position is called ________.

hyperextension

Movement in the anterior-posterior plane that increases the angle between articulating elements past the anatomical position is called:

hyperextension

Which of the following is not a function of synovial fluid?

increases osmotic pressure within joint

Elevation of the medial edge of the sole of the foot describes which of the following?

inversion

A common injury to the ankle occurs by excessive turning of the sole inward, termed

inversion.

Bending the vertebral column from side to side is an example of:

lateral flexion

Abduction is a(n):

movement away from the longitudinal axis of the body in the frontal plane

Which of the following movements is a good example of flexion?

moving the hand toward the shoulder

Which of the following movements is a good example of depression?

opening the mouth

To pinch with a thumb and finger involves a movement called

opposition.

Which bone structure(s) is/are continuous with the capsule of the joint, adding strength and helping to stabilize the joint?

periosteum

Which foot movement enables the ballerina to stand on her toes?

plantar flexion

All of the following are structural classifications of synovial joints, except

rolling.

The joint between the trapezium and metacarpal bone of the thumb is an example of a(n) ________ joint.

saddle

The first carpometacarpal joints are examples of which type of synovial joints?

saddle joint

The joint that permits the greatest range of mobility of any joint in the body is the ________ joint.

shoulder

Which of the following joints is an example of a ball-and-socket joint?

shoulder

Which of the following movements is a good example of abduction?

spreading the fingers

A suture is an example of a(n)

synarthrosis.

An immovable joint is a(n)

synarthrosis.

The fibrous connection between a tooth and its socket is functionally and structurally classified as which of the following?

synarthrotic gomphosis

Functionally, all of the following are synarthroses except:

syndesmosis

Structurally, the distal articulation between the tibia and fibula is an example of which of the following?

syndesmosis

A ligamentous connection such as an interosseus ligament is termed a

syndesmosis.

An epiphyseal line is an example of a

synostosis.