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Anatomy
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| Term | Definition |
|---|---|
| the ______ surface of a structure is toward, or nearer, the midline and away from the side. | medial |
| the _____ plane divides the body into front and back portions. | coronal |
| a scratch on the left thigh would best be described as | superficial and external |
| the dorsal cavity contains the | structures of the central nervous system |
| the midsagittal plane divides the body into | left and right halves |
| lateral means | toward the side |
| The internal and external structures of the body are covered by _____ tissue | epithelial |
| flat, irregular shaped cells that line the heart are called | squamous epithelial |
| The membrane that lines surfaces with openings to the outside of the body is | mucous |
| The type of tissue that sure surrounds various organs and supports nerves and blood vessels is called | areolar |
| in primary repair of deeper tissues, fibroblast cells help make new collagen fibers within _____ hours | 96-120 |
| Cells that are alike in size, shape, and function are called | Tissues |
| _____ Tissues makes up the skeleton of the body, | osseous |
| collagen is a strong, flexible protein found mainly in | loose connective tissue |
| in primary repair of deep tissue, new vascular tissue starts to form within _____ hours. | 72 |
| a bactericidal action helps to reduce the risk of infection by | destroying bacteria |
| the vitamin necessary to help as an antioxidant is | E |
| the effects of aging on tissues result in | the cells becoming larger |
| the various shades of human skin color are determined by the amount of | melanin in the skin |
| the best way to prevent the spread of infection is by hand washing for | 20 seconds |
| nails are formed by the _____ layer | epidermal |
| skin is protected by a thick, oily substance called | sebum |
| hair contains keratinized calls, which are found in the | cuticle layer |
| herparin and histamine are produced by the | mast cells |
| the number-one way to prevent the spread of disease is | hand washing |
| the amount of water lost through the skin is almost _____ milliliters a day. | 500 |
| a pressure (decubitus) ulcer that has a skin break through all layers of the skin is classified as stage | lll |
| the body's first line of defense is formed by the | stratum corneum |
| ligaments are | fibrous bands that connect bones and cartilages |
| rickets, a disease in which bones become soft, is caused by lack of | vitamin D |
| an injury to the joint in which the ligaments are torn to form the attachments to the bone is called a | sprain |
| when a fracture is repaired surgically, it is called | open reduction |
| a chronic autoimmune disease that affects the joints is | rheumatoid arthritis |
| bursitis means | inflammation of a synovial-filled sac |
| a traumatic injury to the cervical vertebrae is | whiplash |
| supine means | placing on the back |
| an inflammation of the clefts in the connective tissue between muscle, tendons, and ligaments is called | bursitis |
| in osteoporosis, the mineral density of the bone is reduced; women are at a greater risk than men because their bone mass is _____ less than that of men. | 30% |
| a fracture in which the bone is partly bent but never penetrates through the skin is called a | greenstick |
| the part of the skeletal muscle that is attached to a fixed structure is called the | origin |
| the ability of a muscle to return to its original length is called | elasticity |
| the ability of a muscle to shorten in response to a suitable stimulus is called | contractility |
| the type of muscle that is attached to the skeleton is | skeletal |
| each skeletal muscle cell is known as a | muscle fiber |
| the muscle system is responsible for | moving the body |
| skeletal muscle is known as | voluntary |
| the muscle responsible for action in a single direction is called | prime mover |
| _____ muscle is a striated, involuntary muscle. | cardiac |
| the constant state of partial contraction of muscles is called | muscle tone |
| muscle fatigue is caused by a buildup of | lactic acid |
| intercalated disks are found on the _____ muscle | cardiac |
| the characteristic of a muscle to be stretched is known as | extensibility |
| muscles that produce movement in a single direction are | prime movers |
| a motor unit is a motor neuron (nerve cell) plus _____ of the muscle fibers it stimulates. | all |
| during a muscle contraction, the muscle cell membrane becomes temporarily permeable to | sodium |
| muscles are named in a variety of way; the muscles on the sides of your head are names according to their | location |
| a _____ is a single muscle contraction. | twitch |
| a _____ is a tear in the muscle. | strain |