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ANATOMYYYYYYY
ANATOMY FINAL STUDY GUIDE
Question | Answer |
---|---|
moving material through membranes into body | absorption |
changing absorbed materials into other compounds | assimilation |
releasing energy from foods | respiration |
moving substances throughout body | circulation |
toward the front of the body | anterior |
toward the back of the body | posterior |
away from the point of attachment | distal |
toward the point of attachment | proximal |
toward the surface of the body | superficial |
away from the surface | deep |
toward the midline | medial |
away from the midline | lateral |
lengthwise plane left to right sides | sagittal section |
crosswire plane top and bottom halves | transverse section |
upper arm | brachial |
neck | cervical |
eye cavity | orbital |
lower back | lumbar |
buttocks | gluteal |
arm pit | axillary |
abdomen | abdomial cavity |
brain/head | cranial cavity |
gentiles | pelvic cavity |
heart | pericardial cavity |
lungs | pleural cavity |
diaphragm | thoracic cavity |
spine | vertebral cavity |
same chemical formula different structure | an isomer |
what properties of carbon make it such a versatile atom in compounds | |
all single bonds between C atoms fully fills with H | saturated |
one or more double bonds between C atoms - spaces for more H (monosat and poliunsat) | unsaturated |
cellular organelle enclosed by a double-layerd porous membrane and containing DNA the dense core of an atom composed of proteins and neurons | nucleus |
organelle housing enzymes that catalyze the reactions of aerobic respiration | mitochondria |
organlle composed of a system of connected membranous tubules and vesicles along which protein in synthesized | endoplasmic reticulum |
organelle that contains digestive enzymes | lyosomes |
an organelle that prepares cellular products for secretion | golgi apparatus |
where is epithelial tissue found | throughout the body |
what does epithelial tissues functions | covers organs, lines cavities, covers and produces glands, forms barriers, secretes, and absorbs |
what are the characteristics of epithelial tissue | a vascular, high mitotic rate, tightly packed basement membrane and 1 free surface |
where is connective tissue found | throughout the body |
what are the functions of the connective tissues | bind structures, support protection, filler |
what are the characteristics of connective tissue | extracellular matrix- fibers, ground substances |
what system- framework, protection--bones, ligaments, cartilage | skeletal |
what system- contraction-- skeletal muscles | muscular |
what system- sense internal and external changes and sends messages-- brain, spinal cord, sense organs, nerves | nervous |
what system- secrete hormones-- glands | endocrine |
what system- carries materials to cells-- hears, blood vessels | cardiovascular |
what system- carries fluids back to blood and provides protection | lymphatic/immune |
what system- breaks down and absorbes nutrients-- liver gall bladder, pancreas | digestive |
what system- o2 into blood and co2 out-- lungs, bronchi, trachea | respiratory |
what system- removes waste and excess h20-- kidneys, ureters, bladder | urinary |
connective tissue containing 2 or more sensory nerve fibers | meissners corpuscles |
connective tissue containing nerve fiber found deep in subcutaneous tissue containing ligaments | pacinian corpuscles |
exocrine gland in skin that secretes a mixture of water, salt ,uren and bodliey wastes | sweat gland |
inner layer of dense connective tissue: collagen and elastin fibers, blood vessels, smooth muscles, nerves | dermis |
outer layer of stratified, no blood squamous epithelium | epidermis |
cartilage cells reside in lacunae (spaces) compeletly surrounded by ECM | chondrocytes |
older cells pushed up from stratum basale and harden as cells die and percentage of keratin increases | keratiniztion |
produce pigments, lots= dark hair, medium= blond, none= white, mix= gray | melanocytes |
epidermal cells only redness and some swelling heals in 2 weeks | 1st degree burn |
destroys some epidermis and some dermis blisters occur | 2nd degree |
destroys epidermis, dermis and accessory organs skin: dry leathery, red to black to white | 3rd degree |
secrete into blood ex: thyroid, pituitary | endocrine |
secrete onto surface or cavities ex: salivary sweet, sebzceous (skin oils), pancreas | exocrine |
bone shaft, long main portion | diaphysis |
ends both proximal and distal epiehyses | epiphysis |
increase osteoblast activity, inhibit osteoblast | calcitonin |
infant soft spots, ossification is incomplete, allowing skull compression durning delivery | fontanels |
bone separated by irregular spaces | spongy bone |
dense bone tissue | compact bone |
inner lining | endosteum |
outer lining | periosteum |
what does synarthroris stand for | fibrous joints |
what is the movement of the fibrous join | immovable |
where are the fibrous joints found | between the cranial bones, teeth, epitleseal plates |
what does amphiarthrosis stand for | cartilaginous joints |
what is the movement of the cartilaginous joint | slightly movable |
what does diarthrosis stand for | the synovial joints |
what is the movement of the synovial joint | freely movable |
where is the synovial joint found | the hip, knee, phalanges |
bone to bone | ligament |
muscle to bone | tendon |
bone to bone | suture |
moving away from the body | abduction |
moving toward the body | adduction |
reduced angle between bones | flexion |
increased angle between bones | extension |
excess extension at joint | hyperextension |
movement around an axis | rotation |
movement so that the end follows a circular path | circumduction |
turning hand palm up | supination |
foot so sole is outward | eversion |
foot so sole is inward | inversion |
moving a part forward | protraction |
moving a part backward | retraction |
what joined- all planes and rotation, flexion/extension/adduction/abduction/internal amd external rotation--shoulder,hip | ball and socket joint |
what joint- flexion and extension--elbow, phalanges | hinge joint |
what joint- sliding or twisting-- between carpels, tarsels, ribs, sternum | gliding joint |
what joint- roation around a central axis--proximal ends of radius, ulna, atlas, and axis | pivot joint |
what are the 3 different type of muscle cells | skeletal, cardiac, smooth |
what are these actin and myosin | myofibrils |
what is the functional unit of skeletal muscles | sarcomere |
what is the plasma membrane | sacolemma |
what attach to actin | myosin filaments |
space b/w 2 cells forming a synapse | synaptic cleft |
neurotransmitter | acetylcholine |
glycogen -> glucose -> 2pyruric -> ATP | glucose |
an organic compound formed from pyruric acids during aerobic respiration | lactate |
oxygen | |
brain and spinal cord, not capable of regeneration | CNS parts |
all nerves outside and connecting to CNS | PNS parts |
nerve cells the structural and functional units of nervous system | neuron |
support cells | neuroglia |
longer extension from cell body, sends outgoing messages | axon |
central part of a neuron | cell body |
shorter extensions from cell body, receive incoming messages | dendrite |
time it take to repolarize | refractory period |
sensory neurons | afferent neurons |
interneurons | association neuron |
motor neurons | efferent neuron |
white liproprotein that wraps and electrically insulates axons to increase speed of impulse | myelin sheath |
nerve impulse that passes myelin sheath | saltatory conduction |
nerve impulses that passes nodes of ravier | continuous conduction |
na+ inside k+ inside? +inside,-outside | depolarization |
k+ leaves | repolarization |
compares intended movements with actual movements for smooth, coordinated, skilled movement-- posture and balance | cerebellum |
right and left hemisphere, separated by the longitudinal fissures | cerebrum |
brain stem, links spinal cord with brain-- heartbeat, breathing, swallowing, vomiting etc | medula oblongata |
about medulla--cranial nerves | pons |
above pons--cranial nerves | mid-brain |
relays sensory in and out to cerebral cortex, crude sense of touch, pressure, pain, temp | thalamus |
cavity such as brain ventricle fluid with cerebrum spinal fluid or hear that contains blood | ventricles |
CNS and PNS- muscle contraction | acethylcholine |
CNS- causes alertness | histamine |
CNS- reduce pain by inhibiting substance p | endorphins |
CNS and PNS- create a sense of feeling good, low levels cause Parkinson disease | dopamine |
rods to see in dim light and cones to see color and sharp vision | retina |
thin and watery constantly drained into blood and replaces | aqueous humor |
thick jellylike | vitreous humor |
what covers all of eyeball cornea | sclera |
anterior, transparent, a vascular cover protects pupil | cornea |
just behind pupil, focuses light on retina | lens |
spiral labyrinth for hearing | cochlea |
cone shaped that vibrates as sound waves hit it | tympanic membrane |
what is the outer external ear | auricle |
connects middle ear and the throat to equalize air pressure on both sides of the tympanic membrane | Eustachian tube |
what are the auditory ossicles | malleus, incus, stapes |
sensation of spinning or movement while holding still | vertigo |
middle ear infection | otitis media |
elevated intraocular pressure sue to excess aqueous humor | glaucoma |
clouding of lens | cataract |
disorders- pressure on the medial nerve as it passes through the carpal tunnel in writs | carpal tunnel |
disorders- degenerative autoimmune disease-immune system attacks joint tissue, infammation of | rheumatoid arthritis |
disorders- degenerative disorientation of articular cartilage and spur formation usally 60+ | osteoarthritis |
progressive disorder of the CNS, degeneration of the dopamine producing neurons in the midbrain | Parkinsons |
overactive osteoclasts remove calcium from bone. spaces and canals appear, weaking bones | osteoporosis |
lateral bend of the vertebral column | scoliosis |
to maintain a stable internal environment is | homeostasis |
what are diff homeostasis mechanisms in the body | temp, blood sugar, blood pressure, fluid level, ion levels, o2 levels |