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THE HUMAN BODY CH 1
Anatomy & Phsiology
Question | Answer |
---|---|
study of the structure and parts of the body | Anatomy |
the number of bones in the body | Anatomy |
where certain structures are located | Anatomy |
study of function and how body parts work | Phsiology |
knowing how the nervous system sends nerve impulses | Phsiology |
studying the pathway of blood through the heart | Phsiology |
understanding how wounds heal | Phsiology |
Stucture determines function | Functoin determines structur |
Large structures, Easily Observable | Gross Anatomy |
Very small structures, Can only be viewed with a microscope | Microscopic Anatomy |
atoms form molecules such as water, sugar, and proteins | Chemical |
molecules that combine to have specific functions | Cells |
a group of cells performing a specific funcion | Tissues |
a group of tissues performing a similar function | Organ Systems |
all 11 organ systems working together | Organism |
Chemical>Cells>Tissues> | Organ>Organ Systems>Organism |
Forms the external body covering(waterproofs) | Integumentary |
Protects deeper tissue from injury(cushions) | Integumentary |
Location of cutaneous nerve receptors | Integumentary |
Regulates temperature by sweating | Integumentary |
Made of bones,carilage,ligaments,joints | Skeletal |
Provides muuscle attachment for movement | Skeletal |
Site of blood cell formation(hematopoiesis) | Skeletal |
Protects(skull) and support body organs | Skeletal |
Stores minerals(hardness of bones) | Skeletal |
Allows locomotion by moving bones | Muscular |
Maintains posture, Produces hear | Muscular |
Function is to contract | Muscular |
Quickly sends and receives messages to act as the control system of our body | Nervous |
Responds to irritants or stimuli(internal and external) | Nervous |
Made of brain,spinal cord, and nerve | Nervous |
Makes and secretes hormones to control and regulate all body activites | Endocrine |
Growth,Reproduction,Metabolism | Endocrine |
Transports and delievers mateials via blood pumped by heart | Cardiovascular |
Oxygen, Carbon Dioxide, Nutrients, Waste, Hormones | Cardiovascular |
Made of heart, blood vessels | Cardiovascular |
Disposes of debris | Lymphatic |
Involved in immunity | Lymphatic |
Return fluids to blood vessels | Lymphatic |
Brings in oxygen, removes carbon dioxide | Respiratory |
Lungs, nose, throat, etc., | Respiratory |
Keeps blood supplied with oxygen | Respiratory |
Breaks down food into particles to be stored | Digestive |
Allows for nutriend absorption into blood | Digestive |
Eliminates unused material | Digestive |
Stomach, esophagus, intestines, rectum | Digestive |
Eliminates nitorgen-containing wastes | Urinary |
Regulates water and salts(electrolytes) | Urinary |
Maintains acid-base balance in blood | Urinary |
Kidneys,bladder | Urinary |
Reproduction of offspring | Reproductive |
Males-Sperm, Females-Ovalegg | Reproductive |
The skin separates the body from the _____ | environment;Maintain Boundaries |
Membrane is _____ to allow substances in and out | semipermeable;Maintain Boundaries |
Locomotion(external-_______) | muscles;Movement |
Movement of substances(internal-_____) | blood;Movement |
Irritability, Ability to respond to a ____ | stimulus;Responsiveness |
Largely a ______ system function | nervous;Responsiveness |
Break-down and delivery of _____ | nutrients;Digestion |
A term for ____ reactions within the body | chemical; Metabolism |
Regulated by ______ secreted by glands in the ____ system | hormones;endocrine;Metabolism |
Provides _____for_____, repair and movement | energy;growth; Metabolism |
Elimination of ______, toxins and salts from metaboic reactions | waste;Metabolism |
Production of future generation | Reproduction |
Cells grow and divide(mitosis) | Reproduction |
Increasing of cell size and number | Growth |
Ony happens when the number of cells produced is _____ than the number destroyed | greater; Growth |
Chemicals for ____ and cell building | energy; Nutrients |
Carbohydrates(____), Proteins(___ cell stuctures), Lipids(_____,_____,energy storage) | energy; building; protection; insulation; Nutrients |
Vitamins and minerals-needed for chemical reactions in cells | Nutrients |
__% of our air is oxygen | 20;Oxygen |
_____% of our body weight | 60-80;Water |
Provides for ______(chemical) reaction(needed for reactions to occur) | metabolic; Water |
Everything in our body has a ___ base that is ___(urine, blood, saliva, etc.,) | fluid;water; Water |
Must be maintaind around __ degrees for enzyme reactions in cells | 98; Stable Body Temp. |
Constant body temperature is maintained primarily by chemical reactions of food digestion, ______ of skeletal muscles | Contractio; Stable Body Temp. |
Too cold- body ___ to increast temp. To hot- body ___ to release heat | shivers;sweat; Stable Body Temp. |
High altitude makes it harder to breathe, body will adjust in ___ weeks | 2-3; Atmospheric pressure must be appropriate |
High presseue during SCUBA diving causes The _____ if not careful | Rends; Atmospheric pressure must be appropriate |
Maintencance of a stable internel environment=_ ____ __ ________ | a state of equilibrium; Homeostasis |
Homeostatic imbalance- a disturbance in homeostasis resulting in ____ | disease |
Homeostasis must be maintained for ____ body functioning and to sustain _____ | life;normal |
The body communicates through ___(____) and _____ control systems | neural(nerve); hormonal |
Communication within the body is essential for _______ | homeostasis |
Includes most homeostatic control mechanisms, Shuts off the orginal stimulus, or reduces its intensity, Works like a household thermostat | Negative feedback |
Increase the orginal stimulus to push the variable farther, In the body this only occurs in blood clotting and birth of a baby | Positive feedback |
dividing into right and left cut | Midsaggital |
divinding into a front and back cut | Frontal |
divinding into a superior and inferior horizontal cut | Transverse |
above(your head is ______ to you feet) | Superior |
below(your toes are ____ to your hips) | Inferior |
toward the front-ventral(your nose is ____ to your ears) | Anterior |
toward the back-dorsal(your spine is ____ to your nose) | Posterior |
toward the midline(your mouth is ____ to your eyes) | Medial |
away from the midline(your arms are on the ____ side of your body) | Lateral |
close to the point of limb attachment(your knee is ____ to your toes) | Proximal |
away from the point of limb attachment(your fingers are ___ to your elbow) | Distal |
near the body surface(your skin is ___ to your muscles) | Superficial |
beneath the body surface(your bones are ___ to your muscles) | Deep |
____-space inside bony skull | Cranial; Dorsal Cavities |
____-space extending from cranial cavity to end of vertebral column | Spinal; Dorsal Cavities |
Thoracic-chest | Vetral Cavities |
_____ cavity- surrounds lungs | Pleural; Ventral Cavities |
____ cavity- surrounds heart | Pericardial; Ventral Cavities |
Abdominopelvic-inferior to diaphragm | Ventral Cavities |
____ cavity- lower GI tract | adominal; Ventral Cavities |
____ cavity- urinary and reproductive organs | pelvic; Ventral Cavities |