Class notes
BMS 300 - Heart Exam
- Course
- BMS 300
- Institution
- Colorado State University - Fort Collins
All you need to know on the heart
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BMS 300STUDY GUDE
EXAM # 3
, L 29
.
-
30
TITLE : THE FOUR AND BLOOD FLOW
CHAMBERED HEART : STRUCTURE
3 QUESTIONS : BULLET POINTS → STRUCTURES , FUNCTIONS , AND DEFINITIONS
• 2 PUMPS THAT WORK IN SERIES
1 .
WHERE IS THIS IN THE BODY ? ① PULMONARY PUMP → PUMPS BLOOD TO ME Lunas
; BLOOD That IS Oz POOR BLOOD
*
MAJOR ORGAN IN TUE CARDIOVASCULAR SYSTEM ⑦ SYSTEMIC PUMP → PUMPS Oz RKU BLOOD TO TUE ORGANS → VIA TUE SYSTEMIC
VASCULATURE
•
LOCATED ON LEFT SIDE OF THE BODY IN THE THORACIC CAVITY
RIGHT SIDE :
① VENA CAVA : SUPERIOR AN INFERIOR ; B Rinus DEOXYGENTED BLOOD FROM ME
2 .
WHY DO WE CARE ? BODY into the Riant ATRIUM
-
•
THE HEART IS A FOUR CHAMBERED THAT
ORGAN IS NEEDED TO PUMP / SUPPLY
② RIGHT ATRIUM : RECEIVES DEOXYGENATED BLOOD FROM TUE SUPERIOR AND INFERIOR
OXYGENATED BLOOD TO ME BODY
•
IT ALSO PUMPS DEOXYGENATED BLOOD TO TUE Lunas Wuertz o
, Exchange occupy
VENA CAVA →
LOWPRESSURERETUR.NL
③ RIUUT ATRIOVENTRICULAR WAVE : VALUE THAT ALLOWS BLOOD TO FLOW FROM RLUUT
ATRIUM TO TUK RIGHT VENTRICLE ; AKA TUE TRICUSPID VALVE
3. HOW DOES THIS RELATE TO PAST MATERIAL ?
•
THE STRUCTURE OF ENDOTUELILM AND THE CELLS Unrwa TUE HEART ; SOME USE BASAL Lamina
④ RIGHT VENTRICLE : HOLDS DEOXYGENATED BLOOD
; WILL PUMP BLOOD TO LUNGS Thrown
•
TAUES Two chamber
; I pump FISU HEART IDEA EXTENDS TUE PULMONARY ARTERY → LOW PRESSURE RETURN
AND IT TO A HUMAN 4 CUAMBER 2 PUMP -
,
HEART
ARTERY WUEN PRESSURE IN
•
SARCOMERE S IN MYOCARDIUM → MUSCLE CONTRACTION
⑤ PULMONARY VALUE & PULMONARY : VALUE THAT OPENS
RIUUT VENTRICLE EXCEEDS PRESSURE IN THE ARTERY ; TUE ARTERY Brinks 02 DELETED
BODY BLOOD TO LUNAS
DIAGRAM : R A b L LEFT SIDE
g)
D8 I
t
TO TUE
.fi?l4.:ii:fjiyn-e.-.it.#I-'Jot--TB*nenn-*en.no
'
① PULMONARY
'
VEINS CARRIES Oz RILU BLOOD FROM LUNAS LEFT ATRIUM
BLOOD FLOW
:
' '
i
" " t
AORTA ③ LEFT Atrium : BELIEVES OXYGENATED BLOOD FROM TUE PULMONARY AND SENDS ME
BB → DEOXYGENATED Blood VEIN
[ "
÷: :÷÷:
""
£÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷÷::÷÷ :
"
.
is:*:*
! therefor ffyzyjnnblsw.rs
Miter that sum "Es BLOOD TO ME BODY -2 ↳w
f i d '
To Lunas
pm
r
i A r
p ,
-
Ar STRUCTURE OF CELLULAR LINING
¥% " " " ""
" "" " " "" " "" " " "" " "" " " " "S B"
" " "" " ⇐ """ ""
I
D l G-
-
B I rt B f
d- Pulmonary MYOCARDIUM : MADE UP OF CARDIOMYOCYTES
; 2 TYPES → ① CONTRACTILE CELLS AND ②
I A ' '
ME
pulmonary D D VEINS CONDUCT LE CELLS 's MINNER ON Runt
; is MUSCLE OF ME HEART 's SARCOMERE '
""" " " " "
§ ② EN " " " " ALIEN" "" " 'm : Ew " " "" " "E " " n' "" ↳ ME ' 'n contact w/ Bob"
µ
i
µ
✓ AWE
bi certain,UM LINES CUAMBERS , VALVES ARTERIES VEINS → thrown out ; cap,
*
-
p ,
§ , ,
AND continuous
Lantzy
§E{
I ③
-
I 10 ¥
,←¥| ! ¥ap
barf PARI CARDIO M UAS LEVELS -7 REDUCES
'
If MESOTUELCAL
, SAC ME HEART ; 2
/ if I
am, ,
:
SURROUNDING
tmrw
r%§g§y¥§¥§€µµ
,nanYu¥hAR
,
i
yyntnowvjepyiygjcoaya em , ① parietal pericardium attached to iure Bora, waw
.
-
d#
, ,
l ⑤ VISCERAL PERICARDIUM : CONNECT TO HEART WALL BY A BASAL LAMINA
'
l l l
T Dr par, cambium sac
•
tampon p :
fwm, fauna w me pericardium sac pericarp , ns.smeweu.mnan.w
www.uzqgygqq#yqyyyymw,eX-
,
,
www.n ,
'¥ar€¥#t#***n
I r e
- -
§ VALVE * SSEEERRAALL
OF THE PERICARDIUM → TO MULU FLUID
VIII.LILI myocardium
.EE#EiuEIuIn ↳ Generates pressure
q
www.ue
yyyyqgqsgyqe.eau.nu
↳ , ma, .name pure conman .name#wwu can
,
✓
I
' n
✓ PARICARDIUM
r
"
C" " ( PARIERAL mesothelium °AR#SB¥A4 FROM THE
HEIT
f
"
END ?ppoprE° VEIhE HEtRT
⑨
, L .
30 -
31
TITLE :
THE CARDIAC CYCLE & STARLINGS LAW
3 QUESTIONS : BULLET POINTS → STRUCTURES , FUNCTIONS , AND DEFINITIONS
1 .
WHERE IS THIS IN THE BODY ? *
DIASTOLE :
VENTRICULAR CUAMBENR FILLING W/ BLOOD → VENTRICULAR FILLING
•
THE CARDIAC CYCLE IN VOVES THE HEART AND ITS ARTERIES AND VEINS LB SARCOMERE SUOMEN → BUILDS PRESSURE IN HEART → Pc > Pa → VALUE OPENS AND BLOOD
IS SENT OUT ON AORTIC SIDE AND PULMENARY ARTERY TUE SIDE
ON Recent .
•
SYSTOLE : VENTRICULAR CONTRACTION → CARDIAC MUSCLE SARCOMERE SHORTEN INN
LB EJECTION PUASE : BLOOD IS LEAVING TUE VENTRICULAR CUAMBERS
ACROSS THE AORTIC
2. WHY DO WE CARE ?
AND
PULMONARY VALUES
• END DIASTOLIC VOLUME : TUE VOLUME OF BLOOD IN THE VENTRICULAR CUAMBERS AT
•
BREAKS DOWN THE SYSTEM OF BLOOD FLOW TUROUUU TUE HEART RE GUARDI NU PRESSURE AND
VOLUME chancres THE END OF DIASTOLE (I 120mL ) ( EDU)
TELLS US when specific VALUES OPEN KLOSE
•
END SYSTOLIC VOLUME : TUE VOLUME OF BLOOD TUE
IN
VENTRICULAR
.
chamber AT
•
RELATES ATHLETES HEAT RATES vs normal HEART pares the END OF SYSTOLE ( z 50mL) → END OF CONTRACTION ( ESV)
•
STROKE VOLUME :
AMOUNT OF BLOOD That IS SENT OUT TO The BODY PER EVERY
3. HOW DOES THIS RELATE TO PAST MATERIAL ?
HEART BEAT → DIFFERENCE BETWEEN EDU AND ESV
• INVOLVES THE DIRECTION OF BLOOD FLOW Terocaey pure HEART → 4 CHAMBERS
MUSCLE CONTRACTION -7
LB END DIA STOVL VOLUME -
END SYSTOLIC VOLUME =
STROME VOLUME
•
Sarcasm ERES LENGTHENING Any Susrtknineg
↳ process BENNO MUSCLE CONTRACTION Raze ; Thsnonincy Ect)
.
S.V=EDV-ES#
-
How MULU GOES TO
40 CARDIAC OUTPUT : 5. V . X CYCLE Sfm , N ( HEART RATE) there BODY Each MIN
DIAGRAM :
Ex : 70mL X 70 CYCLES ) min firearm rate = 4900 mlmin
•
CARDIAC OUTPUT =
CARDIAC INPUT
•
STAR LINUS LAW : INCREASE IN END DIASTOLIC VOLUME INCREASES SIMONE VOLUME
↳ HEART RATE IS SLOWER ; MORE TIME TO FILL 's T EDV
; T SV
I. CARDIAC CYCLE 40 ATULETES HEART RATE
ymrmes .info#taIm:i .E: tIsm-w- i:. :n :/
↳ NEEDS SAME CARDIAC
140 PV LOOP OUTPUT SO I HR → T EDU
MFtPFTIEI¥¥AYp'Een'T ?n%5%T¥s Artem is the contour
p.fi#Epuasefq
"O I -
STARLINGS LAW STEPS :
END SYSTOLIC VOLUME ; BLOOD FROM LEFT ATRIUM MOVES TO LEFT VENTRICLE
AORTIC VALUE 140 ① A AV VALUE OPENS ;
LEFT 100
"
:
•
D. -
CLOSES Pc > Pa I
IIf
↳ LOW PRESSURE RETURN DUE TO DELETION of Mounir thrown MERES
✓ Ewtn# LAR 120 PRESSURE BODY ; SAR RELAXED
if ② " '
i. Ii:÷:i: : iii.iiiiiiiiisaniiiii-esiiiiiiii.n.n.mn
' ' '
•
/¥e¥
.
ymnnissu.gs !#
. . .. . . . ..
qq.ae#noaosoB:avraweuoses;ren.p.as.-ouov.wne;avuaw
Go .es#suu..aspnessoreBuu.s
/
↳ PREVENTS
c- s BLOOD From MOVING BACK TO ATRIUM j Pv > Pa
408¥ owe ,
µ¥iffF (
IT ④ B -2C :
I 40 ISOVOLUMETRIC CONTRACTION 's CONTRACTION GENERATES PRESSURE ft ,w camber)
✓ µ
/ /
e v
①
IA VENTRIOLLARFILUN B Atrioventricular 20 /A
↳ SARCOMERE 's ARE SHORTENING
ATmDVEnThkUHN•→ - - •
VALUE • → #
B B
•
⑤(: AORTIC VALUE OPENS ; Pc > Par
VALVE OPENS CLOSES O -
s
-
od ⑥ ( → D: EJECTION PHASE ; BLOOD Rushes OUT IN AORTA
50 120 150 LEFT VENTRICULAR 120 LEFT ventricular
End system,
-
END SYSTOUL END DIASTOLIC
END Diastolic VOLUME (my
-
VOLO ME fml)
-
vownE
⑦ D:
-
VOLUME VOLUME pnEvsADfmD VOLUME IPRELOARD AORTIC VALUE CLOSES ; Pav > Pc
⑧ D → A : ISO VOLUMETRIC RELAXATION ; SIGNALS STOP ON CONTRACTILE CARDIOMYOCYTES -7 RELAX
42 SARCOMERE S RELAX ; BEGIN TO STRETCH
⑨ A →B : simile VOLUME
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