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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 |