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Chapter 3: Meat and Bones
N/A
265
Veterinary Medicine
Not Applicable
05/23/2012

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Term
Ossification
Definition
the formation of bone from fibrous tissue, continues until maturity, which varies with species
Term
Physis-
Definition
growth
Term
Dia-
Definition
between
Term
Oste/o-, Oss/e, Oss/i
Definition
bone
Term
Cortical bone
Definition
hard, dense, strong bone that forms the outer layer of bone; also called compact bone
Term
Cortex
Definition
bark or shell in Latin
Term
Cancellous bone
Definition
lighter, less strong bone that is found in the ends and inner portions of long bones; also called spongy bone
Term
Cancellous
Definition
latticework in Latin
Term
Epiphysis
Definition
wide end of a long bone, which is covered with articular cartilage and is composed of cancellous bone
Term
Proximal Epiphysis
Definition
located nearest the midline of the body
Term
Distal Epiphysis
Definition
located farthest away from the midline of the body
Term
Diaphysis
Definition
shaft of a long bone that is composed mainly of compact bone
Term
Physis
Definition
cartilage segment of long bone that involves growth of the bone; also called the growth plate or epiphyseal cartilage
Term
Metaphysis
Definition
wider part of long bone shaft located adjacent to the physis; in adult animals, it is considered part of the epiphysis
Term
Periosteum
Definition
tough, fibrous tissue that forms the outer covering of bone
Term
Endosteum
Definition
tough, fibrous tissue that forms the lining of the medullary cavity
Term
Long bones
Definition
bones consisting of shaft, two ends, nd a marrow cavity (ex. femur)
Term
Short bones
Definition
cube-shaped bones with no marrow cavity (ex. carpal bones)
Term
Flat bones
Definition
thin, flat bones (ex. pelvis)
Term
Pneumatic bones
Definition
sinus-containing bones (ex. frontal bone)
Term
Irregular bones
Definition
unpaired bones (ex. vertebrae)
Term
Sesamoid bones
Definition
small bones embedded in a tendon (ex. patella)
Term
Osteoblasts
Definition
immature bone cells that produce bony tissue
Term
Osteoclasts
Definition
phagocytic cells tht eat away bony tissue from the medullary cavity of bone
Term
Osteocytes
Definition
mature osteoblasts
Term
Hematopoietic
Definition
the formation of red blood cells, white blood cells, and clotting cells by the red bone marrow
Term
Medullary cavity
Definition
the inner space of bone that contains yellow bone marrow
Term
Yellow bone marrow
Definition
composed mainly of fat cells and serves as a fat storage area in bones
Term
Cartilage
Definition
another form of connective tissue that is more elastic than bone and is useful in the more flexible portions of the skeleton
Term
Articular cartilage
Definition
a specific type of cartilage that covers the joint surfaces of bone
Term
Meniscus
Definition
a curved fibrous cartilage found in some joints, such as the canine stifle, that cushions forces applied to the joint
Term
Chondr/o
Definition
cartilage
Term
Joints/Articulations
Definition
connections between bones
Term
Arthr/o
Definition
joint
Term
Synarthroses
Definition
nonmovable joints
Term
Amphiarthroses
Definition
slightly movable joints
Term
Diarthroses
Definition
freely movable joints
Term
Suture
Definition
a jagged line where bones join and form a nonmovable joint; typically found in the skull
Term
Fontanelle
Definition
a soft spot remaining at the junction of sutures that usually closes after birth
Term
Symphysis
Definition
a joint where two bones join and are held firmly together so they function as one bone; also called cartilaginous joint
Term
Mandibular symphysis
Definition
where the halves of the mandible fuse at a symphysis to form one bone
Term
Pubic symphysis
Definition
where the halves of the pelvis fuse at a symphysis
Term
Synovial joints
Definition
an example of diarthroses; further classified as ball-and-socket joints, arthrodial or condyloid joints, trochoid or pivot joints, ginglymus or hinge joints, and gliding joints
Term
Ball-and-socket/enarthrosis joints
Definition
allow a wide range of motion in many directions, such as the hip and shoulder joints
Term
Arthrodial/condyloid joints
Definition
joints with oval projections that fit into a socket, such as the carpal joints
Term
Trochoid/pivot joints
Definition
include pulley-shaped joints like the connection between the atlas to the axis
Term
Hinge/ginglymus joints
Definition
allow motion in one plane or direction, such as canine stifle and elbow joints
Term
Gliding joints
Definition
move or glide over each other, as in the radioulnar joint or the articulating process b/t successive vertebrae
Term
Saddle joint
Definition
found in primates; located in the carpometacarpal joint of the thumb; allows primates to flex, extend, abduct, adduct, and circumduct the thumb
Term
Ligament
Definition
a band of fibrous connective tissue that connects one bone to another bone
Term
Ligament/o
Definition
ligament
Term
Tendon
Definition
a band of fibrous connective tissue that connects muscle to bone
Term
Ten/o, Tend/o, Tendin/o
Definition
tendon
Term
Bursa
Definition
a fibrous sac that acts as a cushion to ease movement in areas of friction; ex. within the shoulder joint is one where a tendon passes over bone
Term
Burs/o
Definition
bursa
Term
Synovial membrane
Definition
an inner lining in bursae and synovial joints that secretes synovial fluid which acts as a lubricant to make joint movement smooth
Term
Synovi/o
Definition
synovial membrane and synovial fluid
Term
Axial skeleton
Definition
the framework of the body that includes the skull, auditory ossicles, hyoid bones, vertebral column, ribs, and sternum
Term
Appendicular skeleton
Definition
the framework of the body that consists of the extremities, shoulder, and pelvic girdle
Term
Cranium
Definition
the portion of the skull that encloses the brain
Term
Crani/o
Definition
skull
Term
Frontal bone
Definition
forms the roof of the cranial cavity or cranial portion of the skull
Term
Parietal bone
Definition
paired bones that form the roof of the caudal cranial cavity
Term
Occipital bone
Definition
forms the caudal aspect of the cranial cavity where the foramen magnum is located
Term
Foramen magnum
Definition
opening for the spinal cord in the skull
Term
Foramen
Definition
an opening in bone through which tissue passes
Term
Magnum
Definition
large
Term
Temporal bone
Definition
paired bones that form the sides and base of the cranium
Term
Sinuses
Definition
air or fluid filled spaces
Term
Zygomatic
Definition
projections from the temporal and frontal bones to form the cheekbone
Term
Maxilla
Definition
forms the upper jaw
Term
Mandible
Definition
forms the lower jaw
Term
Palatine
Definition
forms part of the hard palate
Term
Brachycephalic
Definition
when the shape of the skull is short and wide such as in pugs
Term
Dolichocephalic
Definition
when the shape of the skull is long and narrow such as in greyhounds
Term
Mesocephalic
Definition
when the shape of the skull is average width such as labradors
Term
Vertebral/spinal column
Definition
supports the head and body and protects the spinal cord
Term
Vertebra
Definition
the individual bones of the vertebral column
Term
Spondyl/o, Vertebr/o
Definition
vertebra
Term
Vertebral body
Definition
the solid portion ventral to the spinal cord
Term
Vertebral arch
Definition
the dorsal part of the vertebra that surrounds the spinal cord
Term
Lamina
Definition
the left or right dorsal half of the vertebral arch
Term
Spinous process
Definition
a single projection from the dorsal part of the vertebral arch
Term
Transverse process
Definition
projections laterally from the right and left sides of the vertebral arch
Term
Articular processes
Definition
paired cranial and caudal projections located on the dorsum of the vertebral arch
Term
Vertebral foramen
Definition
the opening in the middle of the vertebra through which the spinal cord passes
Term
Intervertebral discs
Definition
cartilage discs that separate and cushion the vertebrae from each other
Term
Atlas
Definition
the first vertebra; cervical vertebra one
Term
Axis
Definition
cervical vertebra two
Term
Ribs
Definition
paired bones that attach to thoracic vertebrae
Term
Cost/o
Definition
rib
Term
Sternum
Definition
breastbone; forms the midline ventral portion of the rib cage
Term
Manubrium
Definition
the cranial portion of the sternum
Term
Body of the sternum
Definition
the middle portion
Term
Xiphoid process
Definition
the caudal portion of the sternum
Term
Thoracic cavity/ rib cage
Definition
protects the heart and lungs; the ribs, sternum, and thoracic vertebrae
Term
Scapula
Definition
a large triangular bone on the side of the thorax; also called the shoulder blade
Term
Clavicle
Definition
a slender bone that connects the sternum to the scapula; also called the collarbone
Term
Humerus
Definition
the long bone of the proximal front limb; also called the brachium
Term
Antebrachium
Definition
the region that contains the radius and ulna which are two bones of the forearm or diantal front limb
Term
Radius
Definition
the cranial bone of the front limb
Term
Ulna
Definition
the caudal bone of the front limb
Term
Carpal bones
Definition
irregularly shaped bones in the area known as the wrist in people
Term
Carpus
Definition
the joint known as the wrist in people that contains the carpal bones
Term
Metacarpals
Definition
bones found distal to the carpus that are identified by numbers from medial to lateral
Term
Splint bones
Definition
metacarpals II and IV in horses which do not articulate with the phalanges and are attached by a ligament to the large third metacarpal bone
Term
Cannon bone
Definition
the large third metacarpal (or metatarsal) in horses
Term
Phalanges
Definition
bones of the digit which are numbered from proximal to distal
Term
Phalanx
Definition
a bone of the digit
Term
Digits
Definition
bones analogous to the human finger and vary in number in animals; most have three phalanges, but the most medial phalanx has only two phalanges
Term
Dewclaw
Definition
Digit I of dogs and may be removed shortly after birth
Term
Ungulates
Definition
animals with hooves
Term
Phalanges
Definition
bones of the digit which are numbered from proximal to distal
Term
Phalanx
Definition
a bone of a digit
Term
Digits
Definition
bones analogous to the human finger and vary in number in animals; most have three phalanges, but the most medial phalanx has only two phalanges
Term
Dewclaw
Definition
Digit I of dogs that may be removed shortly after birth
Term
Ungulates
Definition
animals with hooves
Term
Fetlock joint
Definition
the joint between metacarpal (metatarsal) III and the digit
Term
Pastern joint
Definition
the joint between P1 and P2
Term
Coffin joint
Definition
the joint between P2 and P3
Term
Long pastern bone
Definition
P1 in livestock
Term
Short pastern bone
Definition
P2 in livestock
Term
Coffin bone
Definition
P3 in livestock
Term
Claw
Definition
Phalanx 3 in unhooved animals
Term
Onych/o
Definition
claw
Term
Pelvis
Definition
consists of three bones: ilium, ischium, and pubis; also called the hip
Term
Ilium
Definition
the largest pair of bones of the pelvis that is blade-shaped
Term
Ischium
Definition
the caudal pair of bones of the pelvis
Term
Pubis
Definition
the ventral pair of bones of the pelvis that are fused on midline by a cartilaginous joint called the pubis symphysis
Term
Acetabulum
Definition
the large socket of the pelvic bone that forms where the three bones meet; forms the ball-and-socket joint with the femur
Term
Femur
Definition
also called the thigh bone; the proximal long bone of the rear leg
Term
Patella
Definition
a large sesamoid bone in the rear limb; called the kneecap in people and the joint is known as the knee
Term
Stifle joint
Definition
the joint that houses the patella
Term
Tibia
Definition
a distal long bone of the rear limb that is the larger and more weight-bearing bone of the two
Term
Fibula
Definition
a distal long bone of the rear limb that is long and slender
Term
Tarsal bones
Definition
irregularly shaped bones found in the area known as the ankle in people
Term
Tarsus
Definition
in small animals, the joint known as the ankle in people
Term
Hock
Definition
in large animals, the joint known as the ankle in people
Term
Metatarsals
Definition
bones found distal to the tarsus; numbered and have similar names as the metacarpals
Term
Arthrocentesis
Definition
surgical puncture of a joint to remove fluid for analysis
Term
Arthrography
Definition
injection of a joint wiht contrast material for radiographic examination
Term
Arthroscopy
Definition
visual examination of the joing using a fiberoptic scope
Term
Radiology
Definition
study of internal body structure after exposure to ionizing radiation; used to detect fractures and diseases of bones
Term
Ankylosis
Definition
loss of joint mobility caused by disease, injury, or surgery
Term
Arthralgia
Definition
joint pain
Term
Arthritis
Definition
inflammatory condition of joints
Term
Arthrodynia
Definition
joint pain
Term
Arthropathy
Definition
joint disease
Term
Bursitis
Definition
inflammation of the bursa
Term
Chondromalacia
Definition
abnormal cartilage softening
Term
Discospondylitis
Definition
inflammation of the intervertebral disc and vertebae
Term
Hip dysplasia
Definition
abnormal development of the pelvic joint causing the head of the femur and the acetabulum not to be aligned properly; most commonly seen in large breed dogs
Term
Intervertebral disc disease
Definition
rupture or protusion of the cushioning disc found between the vertebrae that results in pressure on the spinal cord or spinal nerve roots
Term
Luxation
Definition
dislocation or displacement of a bone from its joint
Term
Myeloma
Definition
tumor composed of cells derived from hematopoietic tissues of bone marrow
Term
Ostealgia
Definition
bone pain
Term
Osteitis
Definition
inflammation of bone
Term
Osteoarthritis
Definition
degenerative joint disease commonly associated with aging or wear and tear on the joints
Term
Osteochondrosis
Definition
degeneration or necrosis of bone and cartilage followed by regeneration or recalcification
Term
Osteomalacia
Definition
abnormal softening of bone
Term
Osteomyelitis
Definition
inflammation of bone and bone marrow
Term
Osteonecrosis
Definition
death of bone tissue
Term
Osteoporosis
Definition
abnormal condition of marked loss of bone density and an increase in bone porosity
Term
Osteosclerosis
Definition
abnormal hardening of bone
Term
Periostitis
Definition
inflammation of the fibrous tissue that forms the outermost covering of bone
Term
Rheumatoid arthritis
Definition
auto-immune disorder of the connective tissues and joints
Term
Spondylitis
Definition
inflammation of the vertebrae
Term
Spondylosis
Definition
any degenerative disorder of the vertebrae
Term
Subluxation
Definition
partial dislocation or displacement of a bone from its joint
Term
Synovitis
Definition
inflammation of the synovial membrane of joints
Term
Callus
Definition
bulging deposit around the area of a bone fracture that may eventually become bone
Term
Closed/Simple fracture
Definition
broken bone in which there is no open wound in the skin
Term
Comminuted fracture
Definition
broken bone that is splintered or crushed into multiple pieces
Term
Crepitation
Definition
cracking sensation that is felt and heard when broken bones move together
Term
Fracture
Definition
broken bone
Term
Greenstick/Incomplete fracture
Definition
bone that is broken only on one side and the other side is bent
Term
Immobilization
Definition
act of holding, suturing, or fastening a bone in a fixed position, usually with a bandage or cast
Term
Manipulation
Definition
attempted realignment of the bone involved in a fracture or dislocation
Term
Oblique fracture
Definition
broken bone that has an angular break diagonal to the long axis
Term
Open/Compound fracture
Definition
broken bone in which there is an open wound in the skin
Term
Spiral fracture
Definition
broken bone in which the bone is twisted apart or spiraled apart
Term
Transverse fracture
Definition
broken bone that is broken at right angles to its axis or straight across the bone
Term
Amputation
Definition
removal of all or part of a body part
Term
Craniotomy
Definition
surgical incision or opening into the skull
Term
Laminectomy
Definition
surgical removal of the dorsal arch of a vertebra
Term
Onychectomy
Definition
surgical removal of a claw
Term
Ostectomy
Definition
surgical removal of bone
Term
Osteocentesis
Definition
surgical puncture of a bone
Term
Osteopexy
Definition
surgical fixation of a bone to the body wall
Term
Osteoplasty
Definition
surgical repair of bone
Term
Osteostomy
Definition
surgical creation of a permanent new opening in bone
Term
Osteotomy
Definition
surgical incision or sectioning of bone
Term
Ambulation
Definition
one type of movement; walking, running, or otherwise moving from one place to another
Term
Fibrous sheath
Definition
encases a group of muscle fibers
Term
Muscle fibers
Definition
long, slender cells that make up muscles
Term
My/o
Definition
muscle
Term
Fibr/o
Definition
fibrous tissue
Term
Skeletal muscle
Definition
striated, voluntary; attach bones to the body and make motion possible
Term
Smooth muscle
Definition
nonstriated, unstriated, involuntary, visceral; produce slow contractions to allow unconscious functioning of internal organs
Term
Cardiac muscle
Definition
striated, involuntary; involuntary contraction of heart muscle
Term
Fascia
Definition
a sheet of fibrous connective tissue that covers, supports, and separates muscles
Term
Fasci/o, Fasc/i
Definition
fascia
Term
Tendon
Definition
a narrow band of connective tissue that attaches muscle to bone
Term
Tend/o, Tendin/o, Ten/o
Definition
tendon
Term
Aponeurosis
Definition
a fibrous sheet that provides attachment to muscular fibers and is a means of origin or insertion of a flat muscle
Term
Aponeur/o
Definition
aponeurosis
Term
Kinesi/o
Definition
combining form of movement
Term
-kinesis
Definition
movement
Term
Kinesiology
Definition
the study of movement
Term
Antagonistic
Definition
muscles that work against or opposite each other
Term
agon
Definition
struggle
Term
Synergists
Definition
muscles that contract at the same time as another muscle to help movement or support movement
Term
Syn-
Definition
together
Term
erg
Definition
work
Term
Contraction
Definition
tightening; the muscle becomes shorter and thicker
Term
Relaxation
Definition
lessening of tension; the muscle returns to its original shape
Term
Neuromuscular junction
Definition
the point at which nerve endings come in contact with the muscle cells
Term
Muscle origin
Definition
the place where a muscle begins and is the more fixed attachment or the end of the muscle closest to the midline
Term
Muscle insertion
Definition
the place where a muscle ends and is the more movable end or portion of the muscle farthest from the midline
Term
Range of motion
Definition
a term used to describe the types of muscle movements
Term
Abductor
Definition
muscle that moves a part away from the midline
Term
Adductor
Definition
muscle that moves a part toward the midline
Term
Flexor
Definition
muscle that bends a limb at its joint or decreases the joint angle
Term
Extensor
Definition
muscle that straightens a limb or increases the joint angle
Term
Levator
Definition
muscle that raises or elevates a part
Term
Depressor
Definition
muscle that lowers or depresses a part
Term
Rotator
Definition
muscle that turns a body part on its axis
Term
Supinator
Definition
muscle that rotates the palmar or plantar surface upward
Term
Pronator
Definition
muscle that rotates the palmar or plantar surface downward
Term
Pectoral muscles
Definition
muscles located on the chest
Term
Epaxial muscles
Definition
muscles located above the pelvic axis
Term
Intercostal muscles
Definition
muscles located between the ribs
Term
Infraspinatus muscles
Definition
muscles located beneath the spine of the scapula
Term
Supraspinatus muscles
Definition
muscles located above the spine of the scapula
Term
Rectus muscles
Definition
muscles that align with the vertical axis of the body
Term
Rectus
Definition
straight
Term
Oblique
Definition
slanted
Term
Oblique muscles
Definition
muscles that slant outward away from the midline
Term
Transverse
Definition
crosswise
Term
Transverse muscles
Definition
muscles that form crosswise to the midline
Term
Sphincter
Definition
tight band
Term
Sphincter muscles
Definition
muscles that are ring-like and constrict the opening of a passageway
Term
Biceps
Definition
muscles that generally have two divisions (heads)
Term
Triceps
Definition
muscles that generally have three divisions (heads)
Term
Quadriceps
Definition
muscles that generally have four divisions (heads)
Term
Electromyography
Definition
process of recording the electrical activity of the muscle cells near the recording electrodes
Term
Electromyogram
Definition
the record of the strength of muscle contraction caused by electrical stimulation
Term
Adhesion
Definition
band of fibers that hold structures together in an abnormal fashion
Term
Ataxia
Definition
lack of voluntary control of muscle movement; "wobbliness"
Term
Atonic
Definition
lacking muscle control
Term
Dystrophy
Definition
defective growth
Term
Fasciitis
Definition
inflammation of the sheet of fibrous connective tissue that covers, supports, and separates muscles (fascia)
Term
Fibroma
Definition
tumor composed of fully developed connective tissue; also called fibroid
Term
Hernia
Definition
protusion of a body part through tissues that normally contain it
Term
Laxity
Definition
looseness
Term
Myopathy
Definition
abnormal condition or disease of muscle
Term
Myositis
Definition
inflammation of voluntary muscles
Term
Myotonia
Definition
delayed relaxation of a muscle after contraction
Term
Tendinitis
Definition
inflammation of the band of fibrous connective tissue that connects muscle to bone
Term
Tetany
Definition
muscle spasms or twitching
Term
Myectomy
Definition
surgical removal of muscle or part of a muscle
Term
Myoplasty
Definition
surgical repair of muscle
Term
Myotomy
Definition
surgical incision into a muscle
Term
Tenectomy
Definition
surgical removal of a part of a tendon
Term
Tenotomy
Definition
surgical division of a tendon
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