Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
133 Cards in this Set
- Front
- Back
smooth muscle
|
no strips, involuntary, controlled by the nervous system, lines and covers organs and blood vessels
|
|
cardic muscle
|
in heart, stipes, involuntary,controlls mainly by its self
|
|
skeletal muscle
|
stripes, voluntary, makes up most of body, 40% of your wieght,attaches to bones to cause movements.
|
|
jobs of muscles
|
support.movement.body heat
|
|
endomysium
|
covers one fiber
|
|
perimysium
|
covers fasicle
|
|
epimysium
|
covers entire muscle
|
|
motor impulse
|
message to brain from body
|
|
sensory impulse
|
message from body to brain
|
|
motor unit
|
muscle and nerve that works together
|
|
neuromuscular junction
|
muscle and nerve meet up
|
|
myosin
|
dark color, big/fat
|
|
actin
|
light color, skinny
|
|
aerobic
|
with O2
|
|
anaerobic
|
without O2
|
|
orgin
|
begining of muscle(doesnt move)
|
|
insertion
|
end of muscle(causes movement)
|
|
prime mover/agonist
|
muscle that is doing the work
|
|
antagonist
|
opposite of prime mover
|
|
1st class lever
|
e f r
ex. neck muscle |
|
2nd class lever
|
f r e
ex. calf raise |
|
3rd class lever
|
r e f
ex.bicep curl |
|
chemoreceptors
|
detect chemicals
ex. taste, smell |
|
photoreceptors
|
respond to light
ex. eyes |
|
thermoreceptors
|
change in temp.
ex. skin |
|
mechanoreceptors
|
respond to movement.
ex. stretch, vibration |
|
conjuctiva
|
lines the inner surface of eye.porduces water so it doesnt cause friction
|
|
sclera
|
outermost part of eyeball. white of eye
|
|
choroid
|
middle part of eveyball. delicate.blackk and collects the light in your eye
|
|
retina
|
inner part of eyeball.recives the light and takes it back to the opic nerve
|
|
rods
|
dark light
|
|
cones
|
bright light
|
|
cornea
|
front part of sclera.no blood vessels.white color
|
|
aqueous humor
|
anterior part of eye. watery fluid
|
|
vitreous humor/body
|
thicker fluid in back of eye. maintains curve in skull
|
|
lens
|
jelly like disc,thick,bendable,collects light
|
|
iris
|
colored,pigment part of eye.(muscle)
|
|
pupil
|
controlled by iris.more light muscles contract to decrease pupil size
|
|
optic disc
|
blind spot
|
|
optic nerve
|
visual impulses from retina go to the brain
|
|
hyperopia
|
far sighted. due to short eye ball.light gets focused behind retina
|
|
myopia
|
near sighted. eye ball is too long.light is focused in front of retina
|
|
astigmatism
|
irregular curve of the cornea light rays are bent wrong
|
|
stabismus
|
deviation of the eye
|
|
cataracts
|
cloudiness of the lens.
|
|
pinna
|
outer ear. cartilage part of ear.directs sound waves into the ear
|
|
meatus
|
opening in outer ear
|
|
tympanic membrane
|
ear drum.vibrates once sound waves goes into meatus(outerear)
|
|
malleus
|
hammer shaped bone in middle ear
|
|
incus
|
anvil shaped bone in middle ear
|
|
stapes
|
stirrup of a saddle shaped bone in middle ear
|
|
estachain tube
|
connects middle ear with the throat
|
|
vestibule
|
inner ear. in charge of balance
|
|
semicircular
|
inner ear.in charge of balance
|
|
cochlea
|
inner ear. incharge of hearing
|
|
static balance
|
going in a straight line. recepotrs are called macula
|
|
dynamic balance
|
body is spinning or moving in different directions
|
|
otitis media
|
inflam. of middle ear.ear infection.
|
|
otitis external
|
inflam of external ear.
ex. swimmers ear |
|
conductive hearing loss
|
interfernce with the passage of sound waves
|
|
sensorineural hearing loss
|
damage over time by having something to high pitched
|
|
presbykosis
|
natural hearing loss due to age
|
|
sweet-
sour- bitter- salty- |
sweet-tip of the tongue
salty-anterior sides of tongue sour-lateral sides of tongue bitter-posterior part of tongue |
|
olfactory nerve
|
receptors for smell.
|
|
proprioceptors
|
detect body balance
|
|
cerebrum
|
largest part of the brain
|
|
longitudinal fissure
|
divides cerebrum into L&R
|
|
corpus collasum
|
white matter.bottom of longitudinal fissure.bridges L&R hemispheres.allows imoulses to travel from one side to another
|
|
gyri
|
arranged in folds. (puffy)
|
|
sulci
|
grooves
|
|
diencephalon
|
under corpus collasum
|
|
thalamus
|
all sensory info travels through. it sorts impulses and directs them to the cortex
|
|
hypothalamus
|
maintains homeostasis. controls anaomic nerve system
|
|
midbrain
|
brain stem. in charge of reflexes.
|
|
pons
|
brain stem.controls respiration
|
|
medulla oblongata
|
brain stem. controls respiratory system.and regulates vital signs
|
|
cerebellum
|
voluntary movement. maintains balance and helps with muscle tone. small and posterior
|
|
meninges
|
outer covering of brain and spinal chord
|
|
dura mater
|
made of two layers divided by the dural sinuses. toughest layer
|
|
arachnoid mater
|
lossely attached allows for movement of CSF
|
|
pia matter
|
delicate, close to brain and spinal chord. has blood vessels that supply nutrients and oxygen
|
|
frontal lobe
|
controls speech and skeletal muscles
|
|
parietal lobe
|
pain and pressure
|
|
temporal lobe
|
hearing and smelling
|
|
occipital lobe
|
seeing
|
|
hippocampus
|
long term memory.learning
|
|
meningitis
|
inflam of the meninges.usally casued by bacteria
|
|
encephanalitis
|
infam of brain. usually due to polio, rabies, HIV, west nile
|
|
stroke
|
blood clots that block the flow to the brain
|
|
cerebral palsy
|
brain damage before or after birth. affects your mucsles
|
|
epidural hematoma
|
above the dura matter. under skull.
|
|
subdural hematoma
|
below dura matter. pooling of blood
|
|
concussion
|
burse to the brain
|
|
nares
|
nostrils
|
|
septum
|
separates nose into R&L
|
|
pharynx
|
divided into 3 sections. nasopharynx. oropharynx. laryngopharynx
|
|
larynx
|
voice box. produces voice.houses vocal chords
|
|
epiglottis
|
flap on throat helps with swallowing
|
|
trachea
|
sends air to lungs. made up of cartilage. also called windpipe.
|
|
avoeli
|
where gas exchange happens
|
|
bronchi
|
trachea spilts into 2 tubes
|
|
bronchioles
|
100s of tubes connected to bronchi
|
|
acute respiratory adistress
|
rapid development of respiratory system failure.inflam of lungs and capillaries
|
|
atelectasis
|
complete or partial aollapse of lungs. from lack of gas in lungs
|
|
pheomothorax
|
air enters the space between lungs and chest wall.(hole)
|
|
chronic obstructive pulmonary disease. COPD
|
long term disorder due to genetic conditions or lifestyle
|
|
sleep apnea
|
not breathing during sleep
|
|
influenza
|
flu/contagious respiratory disease
|
|
pneumonia
|
inflam of lungs
|
|
tuberculosis
|
respiratory disease by bacteria
|
|
tidal volume
|
how much air you can breathe in one normal breath
|
|
vital capacity
|
maxium amount of air you can breathe in one breath
|
|
endocardium
|
smooth muscle.inner most layer of heart.allows blood to travel around
|
|
myocardium
|
heart muscle. thick. pumps blood. middle layer
|
|
epicardium
|
outer eart layer. lines the external heart.thin. wet layer
|
|
pericardium
|
the sac that covers the whole heart
|
|
systole
|
contraction of heart
|
|
diastole
|
relaxation of heart
|
|
cardiac output
|
amount of blood pumped by each ventricle in 1 min
|
|
stroke volume
|
amount of blood pumped with each beat
|
|
sinus rhythum
|
normal heart rhythum
|
|
murmur
|
not normal heart rhythum
|
|
blood transports..
|
waste. CO2. oxygen. nutrients
|
|
blood regulates...
|
boold ph*(7.4) amount of fluid in tissues.
|
|
blood portection...
|
defense against disease.help to prevent to much blood loss
|
|
erythrocytes
|
red blood cells. carry O2
|
|
luekocytes
|
white blood cells. fights infections
|
|
platelets
|
helps with clotting
|
|
plasma
|
what blood is mostly made up of.
|
|
centrifuge
|
spins blood at high speeds and separates ingredients with different densities.
|
|
luekemia
|
WBC produce too many bad cells
|
|
anemia
|
low levels of hemoglobin or RBC
|
|
hemophilia
|
decreasing the clotting factor
|