Exam #3

Because it is an immovable joint, the sagittal suture, which joins the two parietal bones of the skull, is classified as a _______.

synovial joint

Which of the following is a type of angular movement?

all of these are examples of angular movement

In the diagram of the wrist and hand, where is the scaphoid bone?

A. A

The articulation between which two bones allows you to move your head side to side as if to say "no"?

C1 and C2

In the diagram, which is the capitulum of the humerus?

E. C

In the diagram, which is the base of the sacrum?

E. E

In the diagram of the wrist and hand, where is the hamate bone?

E. H

The joints most commonly replaced by arthroplasty are the intervertebral joints, the elbow joint, and the knee joint.

False

When a herniated disc occurs, which portion of the intervertebral disc protrudes posteriorly and may put pressure on the spinal cord and/or spinal nerves?

Nucleus Pulposus

The bones of the upper limbs are attached to the axial skeleton by the:

Pectoral Girdle

Which carpal bone is the most lateral, in the proximal row and is frequently fractured?

Scaphoid

Which of the following could contribute to a decreased range of motion if a person wore a cast for several weeks which prohibited movement at a particular joint, such as the elbow?

all of these could be contributing factors

Which vertebrae supports the skull and allows the movement signifying yes?

atlas

The shoulder and hip joints are which type of joint?

ball and socket

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?

circumduction

Which describes a freely movable joint?

diarthrosis

Which angular movement increases the angle between bones and returns the body to the anatomical position?

extension

Which of the following is the correct sequence of bones of the lower limb, from proximal to distal ends?

femur, patella (kneecap), tibia and fibula, tarsals, metatarsals, phalanges

A body builder is doing biceps curls, a type of arm exercise, with hand weights. In a biceps curl, the body builder bends his or her forearm bringing the weight closer to his or her shoulder. What type of movement is this?

flexion

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 __________.

menisci

Which type of joint only allows for movement in a single plane (flexion and extension)?

hinge

Which joint consists of three joints within a single synovial cavity?

hip joint

Which list contains only facial bones?

lacrimal bones, zygomatic bones, mandible, palatine bones

The patella articulates with the _________ to form the patellofemoral joint.

lateral and medial condyles of the femur

The medial and lateral condyles of the femur articulate with the:

medial and lateral condyles of the tibia

Which joint has more freedom of movement than any other joint in the body?

shoulder joint

Which of the bones below is not part of a pair of bones?

sphenoid

The forcible wrenching or twisting of a joint that tears ligaments is called a/an:

sprain

Which describes an immovable joint?

synarthrosis

Cartilaginous joints that are held together by hyaline cartilage and lack a synovial cavity are classified as:

synchondrosis

What are the articular components of the sternoclavicular joint?

the clavicle and manubrium of the sternum

Which of the following is an example of a uniaxial joint?

the joint between a metacarpal and the proximal phalanx

Which of the following contributes the most to holding the head of the humerus in the glenoid cavity in the shoulder joint?

the muscles of the rotator cuff