exam 3 A/P

quizzes 6 7 8

The ligaments that protect the alignment of the femoral and tibial condyles and limit the movement of the femur anteriorly and posteriorly are called ________.

  

cruciate ligaments

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What joints are freely moveable

Synovial joints are freely movable

Rotation of the forearm so as to direct the palm anteriorly (as in anatomic position) is called

supination

Clenching the fingers to make a fist, then relaxing and straightening them, is an example of ________ followed by ________.

flexion; extension

Which of the following describes a meniscus?  

  

Fibrous cartilage pads

Compared to the shoulder, displacements of the hip joints are ________.

rare because of the ligament reinforcement

In general, the movements demonstrated at plane joints between the carpals are

gliding movements.

Saddle joints have concave and convex surfaces. Identify a saddle joint of the skeleton.

  

carpometacarpal joint of the thumb

A synarthrotic joint would have what mobility

  

low mobility and high stability.

Synarthrotic joints moveable or immoveable

are immovable joints

Gliding movements occur where?

intercarpal and intertarsal joints.

The sagittal suture is a(n)

fibrous joint

Performing "jumping jacks" requires ________.

  

abduction and adduction

 

Define a synchondrose

  

cartilaginous joints where hyaline cartilage unites the ends of bones

 

What type of cartilage is located between the bones in a symphysis?

Fibrocartilage

If you were to reach out your hand to receive a set of keys from someone, what movements of your forearm and hand would be involved?

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Supination and extension

Gomphoses are only found in

tooth sockets

Which of the following statements best describes angular movements?

  

They change (increase or decrease) the angle between two bones.

 

Which is *not* a correct pairing of a joint with its common name?

Glenohumeral joint - elbow

The hip joint is a good example of a(n) ________ synovial joint.

multiaxial

What is moving a limb away from the midline of the body along the frontal plane called?

abduction

The metacarpophalangeal joints allow movement in two planes and are classified as ________ joints.

condylar

Fibrous joints are classified as ________.

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sutures, syndesmoses, and gomphoses

 

On the basis of structural classification, which is a fibrous joint?

syndesmosis

Structurally, a syndesmosis is a ____ __joint, functionally it is a__ ________

fibrous; amphiarthrosis

What is moving a limb away from the midline of the body along the frontal plane called

abduction

Synovial fluid is

an oily fluid produced by the synovial membrane

Pointing the toes is an example of

plantar flexion

Which of the following conditions is joint inflammation or degeneration accompanied by stiffness, pain, and swelling?

rheumatoid arthritis

The interosseous membrane between the radius and the ulna is an example of a

syndesmosis

All synovial joints are freely movable T/F

True

If you were to reach out your hand to receive a set of keys from someone, what movements of your forearm and hand would be involved?

Supination and extension

The joint formed by the axis and atlas that permits the no shaking of the head is a _______ joint

pivot

Fluid filled sacs that cushion synovial joints are called

bursae

Which of the following best describes angular movements

They change (increase or decrease) the angle between two bones

Connective tissue sacs lined with synovial membrane that act as a cushion in places where friction develops are called ___

bursae

Football players often sustain lateral blows to the extended knee. Which of the following is/are damaged as a result?

tibial collateral ligament, medial meniscus, anterior cruciate ligament

Fibrous joints are classified as

sutures, syndesmoses, and gomphoses

What part of the ethmoid bone forms the superior part of the nasal septum

perpendicular plate

The three bones that make up each of the ox coxae are the ilium, pubis, and

ischium

When dribbling a basketball the radius is crossed over the ulna in the forearm. In this case, the forearm is

pronated

The biceps brachii muscle attaches to the ______ of the radius

radial tuberosity

There are ___ __cervical,__ ___ __thoracic,__ ______ lumbar

7, 12, 5

Which cranial fossa supports the cerebellum.

Posterior

Which of the following is the abnormal curve often seen in pregnant women as they attempt to preserve their center of gravity towards the end of the pregnancy

lordosis

The sella turcica is apart of the __ bone and houses the ________ gland.__

sphenoid; pituitary

Which curves of the vertebral column are present at birth

thoracic and sacral

The ___ provide passageways for spinal nerves to exit the vertebral column and travel to other parts of the body

intervertebral foramina

What is the major function of the axial skeleton

provides central support for the body and protects internal organs

The vertebral processes that are more easily palpated along the midline of the back

spinous process

WHich of the following bones is not weight bearing

fibula

Which bone is not apart of the axial skeleton

clavicle

The _____ process of the mandible articulates with the temporal bone

condylar

In anatomic position the radius lies ____ to the ulna

lateral

Which of the following is an abnormal lateral curvature of the vertebral column often seen in the thoracic region

scoliosis

The head of the humerus articulates with the

glenoid cavity

Which bones comprise each pectoral gridle

clavicle and scapula

The hyoid bone is unique because it ______

doesn’t articulate with any other bone

The ____ suture is the articulation between the occipital bone and both parietal bones

lambdoidal suture

Which of the spinal curves form when a child is about 12 months of age

Lumbar

Which bone forms the prominence of the cheek

zygomatic bone

The occipital condyles articulate with the

atlas

Parathyroid hormone stimulates _______ to resorb bone and release calcium into the blood.

osteoclasts

Compact bone is composed of tubular units called ______.

osteons

The process of dissolving bone and returning its minerals to the bloodstream is known as

resorption

A fracture in the shaft of a bone would be a break in the

diaphysis

The process of bones increasing in thickness is

appositional growth

Intramembranous ossification produces the

flat bones of the skull

Bone is considered an important storage reservoir for

calcium, phosphate, and lipids

What explains the dramatic acceleration in lengthwise bone growth at puberty?

increased secretion of sex hormones promotes epiphyseal plate growth

In endochondral ossification, the precursor connective tissue is

hyaline cartilage

Blood Ca2+ deficiency stimulates secretion, which leads to

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parathyroid hormone; increased osteoclast activity

The bones of the fingers and toes (phalanges) are categorized as

long bones

Calcitonin ___ osteoclast activity, which willl ___ blood calcium levels

inhibits, increase

The central (Haversian) canal that runs through the core of each osteon is the site of

blood vessels and nerve fibers

For intramembranous ossification to take place, which of the following is necessary?

Ossification centers form in the fibrous connective tissue membrane.

Bone cells called __________ break down bone by secreting hydrochloric acid and enzymes that dissolve the matrix.

osteoclasts

Where does hematopoiesis occur?

red bone marrow

Lengthwise, long bone growth during infancy and youth is exclusively through ______

 interstitial growth of the epiphyseal plates

Osteoid is the ____ part of the bone matrix that gives it __*its*__ ________

organic, rigidity

Which of the following is a bone marking described as a round or oval opening through a bone?

foramen

When compared to the shoulder, the hip joint has

a deeper bony socket and stronger supporting ligaments

Bowing to your opponent before a jiu-jitsu match would be considered a ____ movement

Flexion

Lifting up a glass to take a drink involves the elbow joint. Which of the following correctly characterizes that joint?

diarthrotic

Functionally a gomphosis is categorized as a

synarthrosis