Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/92

Click to flip

92 Cards in this Set

  • Front
  • Back
Heart contrating is known as
depolarization
heart resting is known as
repolarization
Sequence of Excitation (SAABP)

sequence starts here, aka the pacemaker
Sinoatrial node (SA)
excitation starts at the SA then travels through the __ of both atriums
myocardium
Excitation comes from the SA node to the __ node. aka secondary pacemaker
Atrioventricular node (AV)
from the AV node excitation travels down through the __ __.
Interventricular septum
the atrioventricular bundle is known as __
bundle of his
excitation travels from the bundle branches to the __ __, these fibers milk the ventricles causing the myocardium to contract
purkinjie fibers
excitation travels from the atrioventricular bundle to the __ branches
bundle
the __ side of the heart is hi in co2 with low o2; towards the heart
venus
the __ side of the heart is low in co2 with high o2; away from the heart
arterial
effects of chf on which side of the heart will show symptoms of swollen ankles
right side
swollen ankles are a result of blood not getting to the lower extremities because the right __ isn't working
ventricle
effects of chf on which side of the heart will show symptoms of pulmonary edema
left side
pulmonary edema is a result of blood built up in the lungs making the __ fill up
alveoli
aka the mitral valve
bicuspid valve
pulmonary artery carries unoxygenated blood blood T or F?
True. this is an exception to the artery high in O2 rule
pulmonary vein carries blood back to the heart from the lungs thats oxygenated T or F?
True. this is an exception to the veins high in Co2 rule
what type of tissues make up purkinjie fibers?
modified nerve conection type tissue
left ventricular muscles stronger/weaker, must pump blood throughout the body/lungs (arterial)
stronger

body
rt ventricular muscles send blood to the lungs/heart to be oxygenated (venus)
lungs
the __ __ valves prevent backflow and are found in the __ artery and in the __.
semi lunar

pulmonary

aorta
what is mitral valve prolapse?

what is mitral valve prolapse with regurgatation?
valve not closing properly

valve not closing, bacteria prone-so we premedicate

the valve is not as flexible as it should be
the __ __ senses when atria goes into fibrilation (vibration not smooth) and shocks the mitocardia of both atria
intrinsic defribulator
measures the electrical activity of the heart
EKG
receives the first supply of oxygenated blood via carotid artery
heart
pitting adema is a result of CHF on the left/right side of the heart?
right
Arteries-->____-->___(where the exchange takes place, lower BP)-->___--->___ (pressure not as strong)
arterioles, capillaries, venules, veins
___ in veins prevent backflow; leg movement pushes blood back up from lower extremeties, T or F?
valves

true
innermost artery layer:
middle aterial layer:
outermost arterial layer:
tunica intima
tunica media (muscularis)
tunica adventicia
called the "vessel of the vessel"; found in the tunica ___: supplies the artery with blood
vaso vasorum

adventica
1st branch coming off the heart/aorta; it bifurcates into the rt __ __ nd the rt __
(supplies the rt arm)
brachiocephalic

common carotid
subclavian
2nd branch coming off the heart/aorta

3rd branch coming off the heart/aorta
left common carotid

left subclavian (suplies to left arm)
Artery distribution is not symetrical at the aorta but once it leaves the aorta it is, T or F?
True
there is a braciocephalic artery on the left and right side, T or F?
False, only the right side
sweling/bulging found where the common carotid bifurcates; detects changes in BP; heart beats STRONGER when it detects low BP
carotid sinus
found where the common corotid bifurcates; sensitive to changes in partial pressure of O2 and CO2; high CO2 and low O2 heart beats FASTER
carotid body
At the level of the __ bone, the common carotid bifurcates into the __ and __ carotids
hyoid

inernal & external
main artery supplying the brain with blood; bifurcates and moves laterally through the carotid canal towards the base of the skull
internal carotid
the anterior branches of the external carotid branch out toward the ___.
chin
the medial branches of the external carotid travel toward the ___.
midline
the posterior branches of the external carotid brach posteriorly toward the __ __.
occipital bone
The termnal branches of the external carotid are the very end terminating at the __.
scalp
1st branch of external/anterior carotid supplies tissues to the infrahyoid, thyroid and larynx muscles
superior thyroid A
2nd branch of the external/anterior carotid supplies tongue, suprahyoid muscles mouth floor; sublingual, mylohyoid and salivary gland
lingual A
3rd branch of the external/anterior carotid passes very close to tissues in the oral cavity and supplies to the lower/upper lip, chin, mucles of facial expression
facial A
facial artery that supplies to the muscles of the chin; submandibular glands/nodes
submental A
facial artery that supplies to lower lip
inferior labial A
facial artery that supplies to upper lip
superior labial A
facial artery that supplies to tissues above superior labial; nose tissue and medial canthus of orbit
angular A
external carotid/medial branch (midline) arteries that supply to the pharynx and meninges (lines the brain and spinal cord)
Asceding Pharyngeal A
external carotid/posterior branch (occipital) arteries that supply to the top of the sternocleidomastoid, scalp and meninges near occipital and suprahyoid
Occipital A
external/posterior (occipital) branch that supplies behind the ears
posterior auricular A
external carotid/terminal bracnch artery that supplies to the parotid, temporalis musle, frontal and parietal scalp
superficial temporal A
external carotid/terminal branch artery that supplies to the upper/lower jaw, gingiva, teeth, cheek, palate and musles of mastication
maxillary A
maxillary artery that travels in the mandibular canal in an anterior direction for all mandibular posterior teeth, gingiva and PDL
inferior alveolar A
maxillary inferior alveolar artery found before it enters the mandibular foramen
mylohyoid A
maxillary inferior alveolar artery that branches at the mental foramen and supplis the chin, lower lip to midline
mental artery
maxillary inferior alveolar artery that continues from the mental foramen and supplies the mandibular anterior teeth, gingiva and PDL
incisive A
maxillary artery that supplies the medial and lateral pterygoid muscles
pterygoid A
maxillary artery that supplies the masseter muscle
Masseteric A
maxillary artery that supplies the buccinators, cheek, facial gingiva, and the mandibular molars
buccal artery
maxillary artery that supplies to the maxillary posterior teeth, gingiva and PDL
posterior superior A
maxillary A branch of infraorbital supplying maxillary anterior teeth, gingiva and PDL
anterior superior alveolar A
maxillary A supplying to the hard palate
greater palatine artery
maxillary A supplying to the soft palate, nasopharynx
lesser palatine A
maxillary A supplying to the nasal cavity
sphenopalatine
for every artery there is a corresponding vein with 2 EXCEPTIONS,what are they ?
internal carotid artery -> internal jugular vein

external carotid artery ->
external jugular vein
known as the "other" circulatory system, made up of fluid, no blood
lymphatic system
protects the inferior alveolar artery
lingula
network of veins found posterior to the tuberosity of the maxilla
pterygoid plexus
penetrating the pterygoid plexus results in an immediate
hemotoma, T or F?
True
comes from capillary pores that cells carry nutrients needed by other cells of that tissue/organ
extracellular fluid
waste from organs dumped into extracellular fluid and cellular debris from phagocytosis is called __.
lymph
one/multiple afferent/efferent vessels bring lymph in
multiple

afferent
one/multiple afferent/efferent vesels carry cleaned lymph out
one

efferent
the fluid moves through the lymph system via muscles milking it through T or F?
True
clusters of cells that house macrophages and B and T Lymphocytes
Lymph nodes
when products of inflammation/infection flow through a node and it enlarges
lymphadenopathy
nodes that drain the scalp
occipital nodes
nodes that drain the external ear and scalp
pre and post auricular nodes
nodes that drain the scalp and lacrimal gland
superficial parotid nodes
nodes that drain the regional skin and structures
facial nodes
nodes that drain the chin, lower lip, floor of the mouth, apex of the tongue, mandibular incisors, and regional tissues
submental
nodes that drain the cheeks, upper lip, body of the tongue, anterior hard palate, max teeth EXCEPT 3rd molars, mand post teeth, regional tissues, sublingual gland, submandibular gland, and the SUBMENTAL AND FACIAL NODES
submandibular
nodes that drain the infrahyoid region, occipital nodes, ant/post suricular nodes and the superficial parotid
superficial cervical nodes
extracellular fluid is 100% clean after going through a node T or F?
False
what happens to lymph after being cleaned?
at the end it's dumped into the venus system thru the thoracic duct
blood flow thru the heart to lungs:

sup & inf Vena cava --> rt __-->rt __ (aka tricuspid valve) --> rt __--> pulmonary __ __ valve --> __ arteries --> lungs
atrium

AV

ventricle

semi lunar

pulmonary
right side of the heart to the lungs and back to the left side is called what type of circulation?
pulmonary
blood flow from the lungs to the body:

__ veins --> lf __ --> __ ( aka mitral) valve --> lf __ --> __ semilunar valve --> aorta
pulmonary

atrium

bicuspid

ventricle

aortic
left side of the heart to all body tissues and back to the right side is called what type of circulation?
systemic