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MOD 1 Definitions
Chapters 1, 6, 7, and 8
116
Medical
Not Applicable
05/17/2011

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Term
Abduction
Definition
Moving away from the midline of the body
Term
Adduction
Definition
Moving toward the midline of the body
Term
Alopecia
Definition
Clinical term referring to hair loss
Term
Anatomical Position
Definition
The standard neutral reference position for the body used to describe sites or motions of various body parts; gives meaning to directional terms
Term
Apocrine Gland
Definition
Sweat glands located in te axilla and genital regions; these glands enlarge and begin to function at puberty
Term
Arrector Pili Muscle
Definition
Smooth muscles of the skin, which are attached to hair follicles; when contraction occurs, the hair stands up, resulting in "goose bumps"
Term
Articular Cartilage
Definition
Cartilage covering the joint end of bones
Term
Boils
Definition
(Furuncle)
A pus-flled cavity formed by some hair follicle infections
Term
Cardiac
Definition
Refers to the heart
Term
Carpals
Definition
Pertaining to the wrist
Term
Chondrocytes
Definition
Cartilage cell
Term
Circumduction
Definition
Movement in a circular motion
Term
Cramps
Definition
Painful muscle spasms (involuntary twitches) that result from irritating stimuli, as in mild inflammation, or from iron imbalances
Term
Cutaneous Membrane
Definition
Primary organ of the integumentary system; the skin
Term
Deep
Definition
Farther away (internally) from the body's surface
Term
Diaphragm
Definition
The flat muscular sheet that separates the thorax and abdomen and is a major muscle of respiration
Term
Diaphysis
Definition
Shaft of a long bone
Term
Diarthrotic Joints
Definition
Freely moveable joints, allow considerable movements; have a joint cavity, and a layer of cartilage over the ends of two joining bones
Term
Dislocation
Definition
Abnormal movement of body parts, as in separation of bones of a joint
Term
Distal
Definition
Toward the end of a structure
Term
Dorsal Cavity
Definition
Includes the cranial and spinal cavities
Term
Dorsiflexion
Definition
Movement in which the top of the foot is elevated with the toes pointint upward
Term
Duchenne Muscular Dystrophy
Definition
For of muscular dystrophy inherited on the X chromosome and characterized by mild leg muscle weakness that progresses rapidly to include the shoulder muscles and eventually death from cardiac or respiratory muscle weakness
Term
Eccrine Glands
Definition
Small sweat glands distributed over the total body surface
Term
Endosteum
Definition
A fibrous membrane that lines the medullary cavity
Term
Epiphyseal Plate
Definition
The cartilage plate that is between the epiphysis and diaphysis and allows growth to occur; sometimes referred to as the "growth plate"
Term
Epiphysis
Definition
End of a long bone
Term
Ethmoid
Definition
Complicated bone that helps form flloor of cranium, side walls and roof of nose and part of its middle partition, and part of orbit; contains honeycomb-like spaces; form ledges along side wall of each nasal cavity
Term
Extension
Definition
increasing the angle between two bones at a joint
Term
False Ribs
Definition
The 8th, 9th, and 10th pairs of ribs, which are attached to the cartilage of the 7th ribs rather than the sternum
Term
Femur
Definition
The thigh bone, which is the longest bone in the body
Term
Fibromysitis
Definition
Inflammation of muscle tissue accompanied by inflammation of nearby tendon tissue
Term
Fibula
Definition
The slender non-weight-bearing bone located on the lateral aspect of the leg
Term
First Degree Burn
Definition
Minor burn with only minimal discomfort and no blistering; epidermis may peel but no dermal injury occurs
Term
Flexion
Definition
Act of bending; decreasing th angle between two bones at the joint
Term
Frontal
Definition
Lengthwise plane running from side to side, dividing the body into anterior and posterior portions
Term
Functions of the Muscular System
Definition
-Movement
-Posture or Muscle Tone
-Heat Prodction
Term
Goose Pimples
Definition
Little raised places between depressed points of skin; when arrector pili muscle contraction occurs, each muscle simultaneously pulls on two points of attachment (that is up on a hair follicle, but down on a part of skin)
Term
Gout Arthritis
Definition
Abnormal condition in which excess uric acid is deposited in joints and other tissues as sodium urate crystals
Term
Hair Follicles
Definition
A small tube where hair growth occurs
Term
Hematopoiesis
Definition
Bllod cell formation
Term
Homeostasis
Definition
Relative uniformity of the normal body's internal environment
Term
Humerus
Definition
The second longest bone in the body; the long bone of the arm
Term
Impetigo
Definition
A highly contagious bacterial skin infection that occurs most often in children
Term
Infectious Arthritis
Definition
Inflammation of joint tissues caused by a variety of pathogens
Term
Inferior
Definition
Lower
Term
Ischium
Definition
One of three separate bones that forms the os coxae
Term
Isometric
Definition
Type of muscle contraction in which muscle does not shorten
Term
Isotonic
Definition
Type of muscle contraction that maintains uniform tension or pressure
Term
Kyphosis
Definition
Abnormally exaggerated thoracic curvature of the vertebral column
Term
Lactic Acid
Definition
Released as a waste product from working muscles; buildup has been blamed for the soreness and fatigue that sometimes accompany strenuous exercise; may result in burning sensation in muscle during exercise
Term
Lordosis
Definition
Abnormally exaggerated lumbar curvature of the vertebral column
Term
Male Pattern Baldness
Definition
For of alopecia; not from a disease but simply inherited traits; may alos be a normal consequence of aging
Term
Mastoiditis
Definition
Inflammation of the air cells within the mastoid portion of the temporal bone; usually caused by infection
Term
Medial
Definition
Of or toward the midline
Term
Medullary Cavity
Definition
Hollow area inside the diaphysis of the bone that contains yellow bone marrow
Term
Metacarpals
Definition
The part of the hand between the wrist and fingers
Term
Metatarsals
Definition
The five bones that form the foot; articulate with tarsal bones proximally and the firt row of the toe phalanges distally
Term
Midsagittal
Definition
A cut or plane that divides the body or any of its parts into two equal halves
Term
Muscle Hypertrophy
Definition
Increased size of a muscle caused by an increase in the size of its cells
Term
Myalgia
Definition
General term referring to the symptom of pain in muscle tissue
Term
Myasthenia Gravis
Definition
Auto-immune muscle disorder characterized by progressive weakness and chronic fatigue
Term
Osteomalacia
Definition
Bone disorder usually caused by Vitamin D deficiency and characterized by loss of mineral in the bone matrix; the adult form of rickets
Term
Osteoporosis
Definition
Bone disorder characterized by los of minerals and collagen from bone matrix, reducing the volumn and strength of skeletal bone
Term
Osteosarcoma
Definition
Bone cancer
Term
Paget Disease
Definition
Osteitis Deformas; a common, often mild bone disorder characterized by replacement of normal spongy bone with disorganized bone matrix
Term
Parietal Peritoneum
Definition
Serous membrane that lines and is adherent to the wall of the abdominal cavity
Term
Patella
Definition
small, shallow pan; kneecap
Term
Pathology
Definition
The scientific study of disease
Term
Pectoral Girdle
Definition
Shoulder girdle; the scapula and clavicle
Term
Pelvic Girdle
Definition
Connects the legs to the trunk
Term
Periosteum
Definition
Tough, connectiv tissue covering the bone
Term
Peritonitis
Definition
Inflammation of the serous membranes in the abdominopelvic cavity; sometimes a serious complication of an infected appendix
Term
Phalanges
Definition
The bones that make up the fingers and toes
Term
Plantar Flexion
Definition
Movement in which the bottom of the foot is directed downwards; this motion allows a person to stand on tip-toe
Term
Pleurisy
Definition
Inflammation of the pleura
Term
Positive Feedback Loop
Definition
Homeostatic control sytem in which information feeding back to the control center causes the level of a variale to be pushed farther back in the direction of the original deviation; causing an amplification of the original stimulus. Ex: labor contractions and blood clotting
Term
Posterior
Definition
Located behind
Term
Pronation
Definition
To make a rotational movement of the forearm (turning the palm medially to face backward) or of the leg and ankle (turning the foot so toes point outward and the medial edge of the side hits the ground)
Term
Prone
Definition
Used to describe the body lying in a horizontal position facing downward
Term
Proximal
Definition
Next or nearest; located nearest the center of the body or the point of attachment of a structure
Term
Radius
Definition
One of the two bones in the forearm; located on the thumb side of the forearm
Term
Rheumatoid Arthritis
Definition
An auto-immune inflammatory joint disease characterized by synovial inflammation that spreads to other tissue
Term
Rickets
Definition
Childhood form of osteomalacia, a bone-softening condition casued by vitamin D deficiency
Term
Rotation
Definition
Movement around a longitudinal axis; for example, shaking your head "no"
Term
Rule of Nines
Definition
A frequently used method to determine the extent of a burn injury; the body is divided into 11 areas of 9% each to help estimate the amount of skin surface burned in an adult
Term
Sagittal
Definition
Longitudinal; like an arrow
Term
Scapula
Definition
Shoulder blade
Term
Scolosis
Definition
Abnormal lateral curvature of the vertebral column
Term
Sebacous Gland
Definition
Oil-producing glands found in the skin
Term
Second Degree Burn
Definition
Burn injury that is more severe than a first-degree burn and often involves damage to the dermis
Term
Sinusitis
Definition
Sinus infection
Term
Skeletal System Functions
Definition
-Support
-Protection
-Movement
-Storage
-Hematopoiesis
Term
Skin Cancer
Definition
-Squamous Cell Carcinoma
*Most common type!
-Basal Cell Carcinoma
-Melanoma
Term
Sphenoid
Definition
Forms central part of floor of cranium; pituitart gland located in small depression in sphenoid called sella turcica; muscles attach to pterygoid process
Term
Sprain
Definition
An acute injury to soft tissues surrounding a joint, including muscle, tendon, and/or ligament
Term
Sternum
Definition
Breastbone; shaped like a dagger; where ribs attach to
Term
Strain
Definition
Injury involving any component of the "musculotendinous unit", although muscle is usually involved, the tendon, the junstion between the two, as well as their attachments to bone may also be involved
Term
Striated Muscles
Definition
Muscles under willed or voluntray control
Term
Subluxation
Definition
Abnormal, partial separation of the bones in a joint
Term
Sudoriferous Glands
Definition
Glands that secrete sweat
Term
Superficial
Definition
Near the body surface
Term
Supination
Definition
To make a rotational movement of the forearm (turning the palm laterally to face forward) or of the leg and ankle (turning the foot so toes point inward and the lateral edge of the sole hits the ground)
Term
Supine
Definition
Description of the body, lying in a horizontal position facing upward
Term
Tarsals
Definition
Seven bones of the heel and back aprt of the foot; calcaneus is the largest
Term
Third Degree Burn
Definition
Involves complete destruction of both epidermis and dermis with injury extending into subcutaneous tissue
Term
Tibia
Definition
Shinbone
Term
Tinea
Definition
General name for many different mycoses (fungal infections) of the skin; ex: ringworm, jock itch, athlete's foot
Term
Transverse Plane
Definition
A flat cut through the body (or body part) that is horizontal or crosswise than thus divides the body (or body part) into upper and lower portions
Term
True Ribs
Definition
The first seven pairs of ribs, which are attached to the sternum
Term
Twitch
Definition
A quick, jerky response to a stimulus
Term
Ulna
Definition
One of the two forearm bones, located on the little finger side
Term
Visceral Pleura
Definition
Serous membrane that covers and is adherent to the surface of the lungs
Term
Voluntary Muscle
Definition
Muscle under willed or voluntary control
Term
Warts
Definition
Raised bump that is a benign neoplasm (tumor) of the skin caused by viruses
Term
Zygomatic
Definition
Cheek bones, also help form orbit
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