Test 3 HW

Which of the 5 bone features listed below contribute to the elbow joint?1. capitulum2. head of the ulna3. head of the radius4. trochlear notch of the ulna5. styloid process of radius

1, 3, and 4

Which of the following terms could describe a joint at which flexion and extension are the only movements?1. pivot joint2. hinge joint3. monaxial joint4. biaxial joint

2 and 3

Dorsiflexion is associated with which of the following joints?

Ankle joint

The pelvic girdle allows for a greater range of motion. The pectoral girdle offers more strength.

Both statements are false.

Which of the following are TRUE statements?

Structurally, joints are classified based on the type of material that binds the bones together. Structurally, joints are classified based on whether or not they have a synovial cavity. Functionally, joints are classified based on the degree of movement allowed. Ligaments bind one bone to another bone.

Which of the following is FALSE when comparing the pectoral and pelvic girdles?

The pectoral girdle offers more strength than mobility.

What are the functions of articular cartilage, synovial fluid, and articular discs?

a) reduce friction b) absorb shock

The cup-shaped depression formed by all three portions of the hip (coxal) bone is the _____.

acetabulum

The head of femur attached to the pelvis at the

acetabulum

What bones form the elbow joint?

all of the choices are correct

Describe the importance of ligaments at joints.

all of the choices are correct they bind structures within joints they limit mobility they stabilize joints

Which ligament is stretched or torn in about 70% of all serious knee injuries?

anterior cruciate ligament

Joints that have been severely damaged by diseases or injury may be replaced surgically with artificial joints in a procedure referred to as _________________.

arthroplasty

The ulna _________.

articulates with the trochlea of the humerus.

The largest of the tarsal bones is the ___________.

calcaneus.

The patella has an/is

completely enclosed in a tendon.

What ankle ligament is responsible for providing stability to the medial aspect of the ankle?

deltoid ligament

Dropping your jaw (opening your mouth) in surprise involves what type of movement?

depression

A ____________ joint is a freely movable joint.

diarthrosis

Which of the following is associated with synovial joints?

diarthrosis

Which type of joint has the most movement?

diarthrosis

Which of the following is an example of a uniaxial (monaxial) joint?

elbow joint

When closing the jaw, the mandible is

elevating

The olecranon process of the ulna entirely occupies the olecranon fossa of the humerus when the forearm is in which position?

extension (straightened)

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

femur, tibia and fibula, tarsals, metatarsals, phalanges

Fibrous connective tissue firmly holds the articular surfaces of bones together in

fibrous joints

Which of the following is a non-weight-bearing bone?

fibula

Which two movements of the head provide for signaling a "yes" response?

flexion and extension

Which movements does the elbow permit? Select all that apply.

flexion and extension of the forearm, pronation and supination

Which synovial joint would exhibit a labrum?

glenohumeral

Which structure of the scapula articulates (forms a joint) with the head of the humerus?

glenoid cavity

Joints found between carpal bones allow

gliding motions

The knee is considered a modified

hinge joint

The capitulum of the ____ articulates with the head of the radius.

humerus

Which of the following is an example of a hinge joint? Select all that apply.

interphalangeal ankle

The true pelvis

is inferior to the pelvic brim

Which hip bone structure may hurt someone's thigh when you sit on his or her lap?

ischial tuberosity

What is the function of the rotator cuff?

it anchors the humerus to the scapula

What is the function of the pectoral girdle?

it attaches the free upper limbs to the axial skeleton

Which structure forms the prominence on the lateral surface of the ankle?

lateral malleolus of fibula

A ____________ refers to dense irregular or dense regular connective tissue that binds one bone to another.

ligament

The malleolus of the tibia is on the same side as the

medial condyle

The tibia is

medial to the fibula

A good description for a condyloid (ellipsoidal) joint is

oval-shaped projection fits into an oval depression.

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

phalanges, metacarpals, carpals, radius and ulna, humerus

Which of these does not belong to the distal row of carpal bones?

pisiform

At the elbow joint, which ligaments connect the humerus and the radius?

radial collateral ligament

Which movement of the atlanto-axial joint provides for signaling a "no" response?

rotation

The primary type of movement permitted at a pivot joint is

rotation.

The glenohumeral joint is also known as the

shoulder joint

The action that moves the palm of the hand into anatomical position is

supination

Which of the following muscles make up the rotator cuff?

supraspinatus infraspinatus subscapularis

What humeral landmark is located just distal to the tubercles and is often the site of humeral fractures?

surgical neck

A fibrous joint composed of a thin layer of dense irregular connective tissue between bones of the skull are

sutures

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

swing

A _____ is a type of joint in which two bones are held together by a disc of fibrocartilage.

symphysis

A ___________ is a type of joint formed where two bones are joined by a pad of fibrocartilage. The intervertebral joints are an example.

symphysis

If a joint is enclosed in a tough connective tissue capsule and if it contains a joint cavity, it is classified as

synovial.

What are the opposing functions of the anterior and posterior cruciate ligaments?

the anterior cruciate ligament prevents anterior sliding of the tibia on the femur, whereas the posterior anterior ligament prevents the posterior sliding of the tibia on the femur.

Which is distal to the proximal phalanges?

the middle phalange

Using the following directional terms, decide which bone is being described: proximal to metacarpal I; distal to the scaphoid bone; and lateral to the trapezoid bone.

trapezium

At the elbow joint, which ligaments connect the humerus and the ulna?

ulnar collateral ligament