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58 Cards in this Set
- Front
- Back
DEFINE:
anatomy |
The study of the structure and shape of the human body
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Define:
gross anatomy |
The study of large, easily observable structures
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Define:
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The study of small structures using light microscopes, electron microscopes, and radio microscopes
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Define
physiology |
The study of how biological systems function as different systems and as a whole
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name
Levels of Organizations |
chemicals -> cells -> tissue ->organs ->systems -> organism
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(7) GENERAL FUNCTIONS OF THE BODY SYSTEMS
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1) protection
2) support 3) movement 4) coordination and control 5) circulation 6) nutrition and fluid balance 7) Reproduction |
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Describe:
integumentary system and examples of. |
Skin and associated stuructures
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describe
skeletal system |
bony architecture of the body that provides a frame for muscular locomotion and protection for the body.
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3 main types of muscle tissue
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skeletal, cardiac, smooth
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4 functions of
skeletal muscle |
produces voluntary movement, provides body structure, protects organs, and maintains posture
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where can you find smooth muscle
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lines the walls of organs and vessels
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what is cardiac muscle
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involuntary muscle cells of the heart
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What does the nervous system house
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Brain, cranial nerves, spinal cord, peripheral nerves, sense organs
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name 4 sense organs
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eyes, ears, taste buds, smell receptors
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What does the endocrine system do
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produces hormones which regulate body activities
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which systems can be described as the protection and support of the human body?
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integumentary system, skeletal system, and muscular system
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systems that make up coordination and control of the human body
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Nervous system, and endocrine system
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which to systems make up the circulatory system
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cardiovascular system, and lymphatic
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what are the major components of the cardiovascular system
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heart, blood, and blood vessels
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What is the function of the cardiovascular system
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transports oxygen and nutrients to body tissues and carries away waste products for elimination
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components of lymphatic system
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lymphatic vessels, tonsils, thymus, spleen, and lymph nodes
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3 system used for Nutrition and fluid balance
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respiratory system, digestive system, and urinary system
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components of respiratory system
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lungs and airway passages; nasal passages, larynx, trachea, bronchi
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function of the digestive system
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1)intake of nutrients and water
2) breakdown, absorption and elimination of food |
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parts of the digestive system
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mouth, esophagus, stomach, small intestine, large intestine, liver, pancreas, and gall bladder
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function of urinary system
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eliminates waste products and provides a mechanism for fluid balance
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parts of the urinary system
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(2) kidneys (2) ureters, bladder, and urethra
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define
metabolism |
all of the physical and chemical processes by which an organism sustains life
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2 components of metabolism
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Catabolism and Anabolism
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define
catabolism |
breaking down of complex substances into simpler compounds
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define
anabolism |
building up of more complex structures from simpler building blocks - growth and tissue repair
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describe
homeostasis |
state of internal balance with the the body. ability to maintain a stable internal environment regardless of external changes in the environment
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describe Extracellular fluid
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outside the cells. Bathes cells in fluid, carries nutrients to and from the cells - blood, lymph, fluid between cells
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describe intracellular fluid
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fluid contained with in the cells
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The main method for maintaining homeostasis with in the body
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Feedback
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most common type of feedback in the body
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negative feedback
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a self-regulating mechanism that reverses changes within the body
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negative feedback
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feedback loop where a particular activity promotes more of the same actions
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positive feedback
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effects of aging on the body.
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1) body processes slow
2) tissue repair and replacement slows 3)disease and injury become more common |
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describe
anatomic position |
subject is standing upright with face front, arms at the side with palms forward, and feet parallel
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terms:
superior |
above or in a high position
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terms:
inferior |
below or in a lower position
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terms:
ventral or anterior |
located toward the belly surface or the front of the body
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terms:
dorsal or posterior |
located nearer to the back
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terms:
cranial |
nearer to the head
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terms:
caudal |
nearer to the sacral region of the spinal column
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terms:
medial |
nearer to an imaginary line that passes through the midline of the body dividing it into the left and the right
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terms:
lateral |
further away from the midline of the body
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terms:
proximal |
nearer to the origin of a structure
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terms:
distal |
further from the origin of a structure
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describe
cross-section |
cut that is perpendicular to the long axis of an organ
ex: a banana slice |
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describe
longitudinal section |
cut that is parallel to the long axis of an organ
ex: a banana cut |
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describe:
oblique section |
a cut made at an angle
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x-rays or radiography
pros and cons |
pros - shows bone tissue
cons - does not provide a clear image of soft tissues |
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CT scans are used for?
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commonly used for brain injuries and tumors
does produce clear soft tissue images |
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scan that creates the clearest image?
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MRI
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conversion C to F
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F = 1.8 x C +32
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conversion F to C
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C = 5/9 (F-32)
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