Bones pre-lab

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sutures, which have their irregular edges of bone joined by short fibers of connective tissues, are an example of __________ joints

fibrous

the arm consists of one long bone, the _________

humerus

every muscle of the body is attached to a bone or other connective tissue structure at two points. the ____________ is the more movable attachment

insertion

the femur is an example of a ______________ bone

long

the ________, or kneecap, is a sesamoid bone that is found within the quadriceps tendon

patella

the ________ girdle attaches the upper limb to the axial skeleton

pectoral

structural classification of joints includes fibrous, cartilaginous, and _____________, which have a fluid- filled cavity between articulating bones

synovial

each foot has a total of ____ bones

26

wide, shallow pelvis

female

the strongest, heaviest bone of the body is in the thigh. it is the _________

femur

the type of cartilage that has the greatest strength and is found in the knee joint and intervertebral discs is

fibrocartilage

__________ bones are generally thin and have a layer of spongy bone between two layers of compact bone

flat

the lower jaw bone, or_________, articulates with the temporal bones in the only freely movable joints in the skull

mandible

name one of the two functions of an articulation, or joint

movement

a fontanelle

only found in a fetal skull, fibrous membrane, allows for compressions during birth ALL OF THE ABOVE

all the following are functions of the skeleton except

production of melanin

all synovial joints are diarthroses, or freely movable joints

true

the fingers of the hand and the toes of the foot with the exception of the great toe and the thumb- each have three phalanges.

true

the _______, commonly referred to as the breastbone, is a flat bone formed by the fusion of three bones: the manubrium, the body, and the xiphoid process

sternum

the ________ vertebrae articulate with the corresponding ribs.

thoracic

movement of a limb away from the midline or median plane of the body in the frontal plane is known as

abduction

the hip joint is an example of a ___________ synovial joint

ball-and-socket

____________ bone looks smooth and homogeneous

compact

cartilage has a covering made of dense irregular connective tissue called a periosteum

false

embryonic skeletons consist primarily of elastic cartilage, which is gradually replaced by bone during development and growth

false

the first 7 pairs of ribs are called floating ribs because they have only indirect cartilage attachments to the sternum

false

the knee joint is the most freely movable joint in the body

false

the hand consists of three groups of bones. The carpals make up the wrist. the _____________ make up the palm, and the phalanges make up the fingers.

metacarpals

the __________ skeleton is made up of 126 bones of the limbs and girdles

appendicular

the _________ skeleton consists of bones that surround the body's center of gravity

axial

the _________ of a typical vertebra forms the rounded central portion that faces anteriorly in the human vertebral column

body

the seven bones of the neck are called ________ vertebrae

cervical

eight bones make up the _____________, which encloses and protects the brain

cranium

the shaft of a long bone is known as the____________

diaphysis

the __________ on the posterior thorax, are roughly triangular in shape. they have no direct attachment to the axial skeleton but are held in place by trunk muscles.

scapulae

the functional classification of joints is based on

amount of movement allowed by the joint

how many bones of the skull are considered facial bones

14

the structural unit of compact bone is the____________

osteon

this type of movement is common in ball-and-socket joints and can be described as the movement of a bone around its longitudinal axis. It is _______

rotation

the axial skeleton can be divided into the skull, the vertebral column, and the

thoracic cage


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