TWCMUUWB ^ ^
MOTMVillUlliyUllffflllEllljUl - sa'OAC BIET/2015
DAC flIEM HOI PHOC CHlifC NANG TIM MACH VA SINH HOA HUYET HOC CDA VAN OONG VIEN BONG BAN TRINH BO CAO THONG VAN DONG
CONG SHAT DO0ITOIDA
Vu Chung Thuy*; Tran Tuan Hieu**
Tom tit:
Qua trinh nghi§n ci>u tien hanh lya chpn du’p’c 03 chi so danh gid k h l nang h6i phyc chLrc nang tim mgch va 03 chi s 6 danh gl^ k h l nang hoi phuc chi>c nang sinh h6a huyet hoc cua V|in d0ng vien (VOV) Bong b^n trinh d § cao trong v|n dpng c6ng s u it du-di toi da. Tren ca sd d6, si> dung phu-ang phap kiem tra y hpc va phirong ph^p x§t nghiem sinh hoa huyet hpc de d^nh gia d iln bien qud trinh hoi phgc chipc nang tim mpch va sinh hoa huyet hpc cua doi tu-png nghien c l p utrong van dong cong s u it du-^i t6i da & cite thoi diem: Tru'O’c van d0ng, sau khai dOng, trong v|n d$ng {d^nh gia o' thd'i dilm 10s sau khi hoan th^nh hoat d6ng vpn dpng) vd 10 phut s a u v | n d 0 n g .
Ti> khoa: H li phuc, chi>c nang, tim mpeh, sinh hoa, huyet hpc, van dpng vien, B6ng ban, trong v§n dfing, c6ng s u it dirdi toi da...
R E C O V E R Y P R O C E S S O F C A R D IO V A S C U L A R A N D H E M A T O - B IO C H E M IC A L F U N C T IO N S O F HIG H - L E V E L T A B L E T E N N IS A T H L E T E S U P O N M O V E M E N T
B E L O W M A X IM U M IN T E N S IT Y
Sum m ary: The study selects 03 indexes of a sse ssin g the recovery ability of cardiovascular functions and 03 indexes of assessing recovery ability of hemato-biochemical functions of high- level Table Tennis athletes upon movement below maximum intensity. On such basis, using methods of medical test and hemato-biochemical test to evaluate the recovery process of car
diovascular and hemato-biochemical functions of athletes during movement below maximum intensity at different times, including before movement, after movement, during movement (10 seconds after movement) and 10 minutes after movement.
Keyw ords: Recovery, functions, cardiovascular, biochemical, hematological, athletes, Table Tennis, during movement, below maximum intensity,
th6 luc, nhung dac tnmg met moi trong sau luong van dpng d cac vung cong suit khac nhau, thdi gian c4n thi6t d i ket thuc su hoi phgc cac qua trinh sinh hoa khac nhau trong giai doan nghi sau hoat dpng van dpng ciia co, cung nhu cac phuong tien v^ phuorng phap hoi phuc cho VDV sau hoat dpng t(ip luyen thi d4u. Tuy nhien, d Viet Nam, cong viec nay lai chua dupe tac gia nao quan tarn nghien cdu.
Vdi he th6ng may mdc hien dai hien c6, chung toi tiln hanh nghien cdu: Dac diem hoi phuc chuc nang tim mach va sinh hda huyet hpc cua van dpng vien Bong ban trinh dp cao trong van dpng cong suit dudi tdi da.
PHl/dNG PHAP NGHIEN ClJU , Trong qua trinh nghien cihi d6 tai su dung cac phuong phap sau:
dAt v a n d e
Tap luyen th6 due thS thao thudng xuyen se dem din nhiing biln ddi theo hudng thich nghi
CO Ipi cho ca thI, su biln ddi dd dupe bieu hien cu thI qua cac chi s6 churc nang ca the. Chi so tim mach v£l sinh hda huydt hpc la nhung chi so nh^y cam vdi lupng van dpng trong t§p luyen va thi dau thI thao. Ngay nay, vdi he thong trang thiet bi hien dai dupe ung dung trong TDTT da cho phdp xac dinh chinh xac trinh dO tsip luyen va kha nang hdi phuc cua van dpng vien (VDV) sau lupng v ^ dpng the l\rc, cung nhu hieu qua cua cong tac huin luyen, giang day. Day cung chinh la mot ca sd quan trpng phuc vu edng tac huin luyen VDV.
Hien cac nha khoa hpc the gidi da xac dinh dupe quy luat v l hdi phuc sau lupng van dpng
*P G S T S , Ph6 HiSu tru’dng, Tri/cmg £)?! hpc T D T T B i c Ninh
BAIBAOKHOAHOC
- Phuang phap phan tich va tong hop tai lieu - Phuong phap phong van
- Phuong phap kiem tra y hoc
- Phuong phap xet nghiem (sinh hoa huyet hoc) - Phuong phap toan hoc thong ke KET QUA NGHIEN ClJU VA BAN LU^N 1. L^a chpn chi s6 danh gia kha nang hoi phuc chijpc nang tim m^ch va sinh hoa huyet hoc cOa van dpng vien Bong bhn trinh dd cao trong van dpng cdng su it dir6i to! da
Qua trinh nghien cuu su dyng phuong phap phan tich va tong hop tai li?u, phuong phap phong van, lua chon dupe 03 chi so danh gia kha nang hoi phpc chiic nang tim mach ciia VDV Bong ban trinh dp cao trong vlin dong c6ng suat dudi toi da gom: Tan so tim (lin/phiit); Huyet ap dudi toi da (mmHg) va Huylt ap t6i thieu (mmHg); Dong thdi lua chon dupe 03 chi so danh ^ a kha n ^ g hoi phpe chuc nang sinh hoa huyet hpe cua VDV Bong ban trinh dp cao trong van dong cong suit dudi tdi da gom: Ure (mg/dl); Glucose (mmol/I) va Lactat mdu (mmol/1).
Tien h ^ nghien cun tren 19 VDV Bong ban trinh dp cao. Trong do c6 14 VDV nam Ida tuoi 17-19 va 05 VDV nu Ida tuoi 15-16
Bm tap dupe lua chpn dai dien cho vung cong suat dudi toi da: Chay 400m (s)
Tien hanh lay so lieu danh gia dac diem qua trinh hoi phuc chde nang tim mpeh va sinh hoa huyet hpc cua VDV Bong b ^ trinh dp cao trong van dong cong suat dudi toi da d cac thdi diem:
Trude van dong (trude khi VDV tiln hanh cac boat dong tap luyen); Sau khdi dong (ngay sau khi VDV hoan thaoh khdi dpng chung va
dudi toi da); Trong van dpng (Thdi dilm 10s sau khi hoan th^nh lupng v |n dpng cong suat dudi tdi da) va thdi diSm 10 phut sau van dpng (10 phut sau khi h o ^ thanh lupng van dpng cong suat dudi tdi da).
Lay so lieu danh gia chuc nang tim mach bang each bat mach true tiep va do huyet dp bang mdy do co loai Omron.
L iy so lieu danh gia chuc nang sinh h6a huyet hpc bang may sinh hoa tu dpng Cobas 6000, may AU 2700 san xuat t ^ Nhat.
2. Dac diem hoi phuc chipc nang tim mach cua VDV Bong ban trinh do cao trong van dpng cdng su it du’di toi da
2.1. D q c d ie m c a c c h i s o p h a n d n h chuc n a n g tim m q c h c u a V D V B o n g b a n trinh ca o tr o n g t h d i d ie m tru& c v q n d o n g de vung c o n g s u a t d u d i to i da.
Cac chi s6 tim mach trong yen ffnh cung nhu trong v |n dpng luon thu hut dupe su quan tam dac bift cua cac HLV va cac nha khoa hpc bdi tinh thong tin va dp nhay cam ciia chung doi vdi lupng v |n dpng. Thong qua cac chi so tim mach, cac nha chuyen mon c6 die danh gid dupe mdc dp tac dpng cua lupng van ddng, kha nang thich nghi ciia co the voi lupng van dpng, mure dp hoi phuc, va dac biet la danh gia nhung bien doi lau did phan anh muc dp bien doi thich nghi va hif u qua cua qua trinh huan luyen. Cac chi so tim mach trong yen tmh dac biet phan dnh nhung biln ddi lau dai ciia he tim mach d i ^ ra trong suot qud trinh tap luypn va thi dau cua VDV.
Dac diem ede chi s i phan anh chuc nang tim mach ciia VDV B6ng ban trinh dp cao trong thoi dilm truoc van dpng dupe trinh bay d bang 1.
chuyen mon chudn bi tap luyen bai tap cong suat
Bang 1. Dac diem ede chi so tim mpeh ciia VDV B6ng bdn trinh dd cao trong thd>i diem trifd^c van dong
TT C h i ti§u Nam (li>a tu6l 17-19) (n=14) Ntf (ii>a t u l i 15-16) (n=0S)
X Q X a
1 r in s6 tim (lan/phut) 68.32 5.87 69.73 6.35
2 Huylt ap toi da (mmHg) 113.67 7.85 110.43 7.67
3 Huylt ap t6i thieu (mmHg) 65.28 6.12 64.37 6.09
ThMOMWC ^
IM Tlioili Willi ima IB IMP-stfntc BIET/201S Qua bm g 1 cho thiy: Trong thoi diem trade
vin ddng, d^c dilm cac chi so tim mach eda
^ ^ V B6ng trinh do cao trong gidi h^n sinh hoc binh thadng cua ngudi Vift Nam cung Ida tuoi, gidi tinh, song k it qua dat d ngudng t6t. Dieu nay cho tfaay dac dilm chi s6 tim mach d VDV cac mon thi thao thuoc doi tagng nghien cdu la tot, cho phep nang cao luqmg v |n dong trong trong qua trinh huan luydn.
2,2. B g c M in t ed e c h i s o p h d n d n h ch tec
ca o tr o n g th o i M em s a u k h d i d g n g d v u n g co n g s u a t dir&i tS i d a
Cac chi s6 tim m^ch dac bi$t nhay edm vdi lucmg van dpng. Q thoi didm sau khdi dpng d vung cong suat dudi dudi t6i da, khi VDV da tham gia khdi d$ng chung va chuyen mon, cac chi so tim mach ciia VDV da c6 s\r bien d6i dang ke theo chieu hadng tang nhanh de thich nghi vdi lugng v ^ dong. Ket qua dage trinh bay cu the tai bang 2.
n a n g tim m g e h c u a V B V B d n g b a n tr in h dp
Bang 2. D^c diem cac chi so tim mach cua VDV Bong bhn trinh do cao th6*i diem sau khdi dong d vung edng suat dirdi tdi da
TT C h i tieu N am (li^a tuSi 17-19) (n=14) NtrO CratuSi 15-16) (n=05)
X o X a
1 r i n s6 tim (lln/phiit) 104.15 9.05 103.28 10.28
2 Huyet dp toi da (mmHg) 122.27 11.28 120.12 11.32
3 Huylt dp toi thieu (mmHg) 65.22 6.12 64.25 6.21
Qua bdng 2 cho thay; 0 thdi diem sau khdi dong, cac chi so tim m ^ h cua VDV c6 sg bien doi dang ke so vdi thdi diem trade khi tiln hanh vm dong va mdc tang thap hon so vdi ket qud do dage t^i didi diSm trade khi tien h ^ Idp test a vung cong suat dudi toi da. Cu the:
Tan so tin s6 tim cua VDV tang rat manh va tang manh va dat mdc 101 tdi 107 lln/ phut.
Day la sg biSn d6i lam tang tuan hoan mau, chuSn bi cho ho^t dong van dOng van ddng.
Huylt ap dudi tdi da tang song song vdi nhip tim, mdc tang sap xi 10% vd dat mdc 122 tdi 128 mmHg.
Huyet ap tdi thieu gan nha khdng doi ho^c
CO c h i e u h a d n g g i a m n h e .
T6m l^i, d thdi diem sau khdi ddng, ede chi sd tim mach cua VDV cac mdn the thao thugc ddi tugng nghien cdu bidn doi kha tdt, cho phep nang cao lugng van ddng frong ttong qua trinh huan luy^n.
2 .3 . B g c d ii m e d e c h i s o p h d n d n h churc n a n g tim m g e h c u a V B V B d n g b a n tr in h dp cao th d i d ii m tr o n g v g n d p n g v u n g c o n g s u a t d u d i to i da
D^c diim chde nang tim mach eda VDV trinh dd cao ede mdn th i thao thdi diim dong van ddng d vung edng suat dudi tdi da. Ket qua dage trinh bay cu the d bang 3.
Bang 3. Dgc diim cac chi so tim mach ciia VDV Bdng ban trinh do cao
TT C h i tieu
Nam (Ii>atu6i 17-19) (n-14) Mu’ (lira tuoi 15-16) (n*05)
X a % bien d l l X a % bien doi
1 ran s 6 tim (l^n/phffl) 158.15 14.35 51.85 156.39 15.6 51.42
2 Huy4t ap t6i da (mmHg) 139.15 13.27 13.81 140.19 14.08 16.71
3 Huy^t ap tdi thiSu (mmHg) 65.21 6.03 -0.02 64.23 6.12 -0.03
bAi bAokhoahoc
Qua bang 3 cho thay: Trong boat dpng dong a vung cong suat duoi toi da, cac chi s6 tim mach ciia VDV c6 sir bien doi dang ke. Cy the:
T in s6 tim tang hem so voi thoi diem sau khai dong d vung cong suit dued t6i da, miic tang tijr khoang 50%. Huyet ap toi da tang nhanh tuong ling vdi hoyt dong van dong va miic tang dat tii horn 10%. Huyet ap toi thieu giam nhf hole khong doi d ca 04 mon thi thao khao sat.
Dilu nay hoan toan phu hpp vdi dac diem boat dong v |n dpng d vung cong suit dudi toi da.
Di6u nay hoan loan phu hpp vdi dac diem hoyt dpng v£m dong d vung cong suit dudi toi da. Bdi trong van ddng, cac chi so danh gia chiic nang tim mach gin nhu khong tang va tang cao sau
khi ngdng van dpng. Miic tang dat gia tri cao nhit d thdi dilm 1 tdi 1,5 phiit sau khi ddng v|n dpng. Thdi diem 10s sau khi hoan thanh boat dpng v |n dpng, cac chi so van trong didi diem dang tang cao.
2.4. D ^ c d ie m e d e c h i s o p h a n d n h chiic n a n g tim m a c h c u a V B V B d n g b a n trln h dg ca o th d i d ie m 1 0 p h u t s a u v$ n d p n g v iin g edng s u a t d u d i to i da
Tien hanh kiem tra chde nang tim mych cua VDV trinh dp cao cac mon the thao thdi diem 10 phut sau van dpng d vung cong suit dudi t6i da, ddng thdi so sanh ket qui thu dupe vdi ket qua kiem tra dac diem chiic nang tim mach cua
\D V thdi diem trude khi tidn hanh lip test. Kit qua dupe trinh bay tai bang 4.
B in g 4. Dac diem c ic chi so tim mach cQa VDV Bong ban trinh dp cao O’ viing cong su it dird'i toi da thd*! diem 10 phiit sau van dpng
TT C h i ti§u
Nam (iij>a tuoi 17-19) (n=14) N ir (ICratu6l 15-16) (n..05)
X a % hoi phuc X a % hdi phpc
1 fan so tim (lan/phut) 79.21 7.58 146.19 79.83 7.82 144.15
2 Huyet I p toi da (mmHg) 117.23 11.12 129.86 118.26 10.26 109.27
3 Huyet ap toi thieu (mmHg) 65.22 6.23 100 64.24 6.23 50
Qua bang 4. cho thiy: Tai thdi diem 10 phiit sau khi hoan thanh boat dpng van dpng d vung cong suit dudi toi da, dac diem chiic nang tim mach ciia VDV da hoi phuc vupt miic so vdi thdi diem sau khdi dpng va v l tdi chi s6 trong dieu kien binh thudng (thdi diem trude khi tien hanh van dpng). Dieu niy c6 th i giai thich do boat dpng d vung cong suit dudi toi da dien ra trong khoang thdi gian ngan, cac thong so tuin hoan chua kip tang cao trong qua trinh vin dpng m l chi thuc sp tang sau khi ngung van dpng, dong thdi cac thong so cung gjam v l trang thai binh thudng sau 5-7 phut. Chinh vi vly, d thdi diem 10 phiit sau van dpng, cac chi s6 tim mach da trd ve miic binh thudng.
3. D ie diem hoi phuc chiic nang sinh h6a huyet hpc cua VDV Bong ban trinh dp cao trong van d$np cong suat du’O’i toi da
3.1. D&c d ie m c a c c h i s o p h a n d n h c h u c n a n g s in h h o a h u y e t h p c c u a V B V B o n g b a n tr in h d p ca o tr o n g th d i d ie m tru&c vp n d p n g &
v iin g c o n g su&t d u d i td i da
Cac chi s6 sinh hoa huyet hpc va cac chi so sinh hoa huyet hpc dupe xem la nhung chi tieu quan trong nhIt, c6 dp nhay cam cao vdi lupng van dpng va phan anh khach quan va tin c|y nang luc thich nghi sinh hpc ciia co the vdi lupng van dpng cung nhu miic dp hoi phuc ca the sau van dpng. Tuy nhiln tinh thpc dung vl kha nang pho cap lai khong cao do sp han che v l kiln thiic sinh hpc cung nhu kinh phi cho boat dpng nghien ciiu cao, do vly thudng dupe xem la nhung nghiln ciiu slu va chi ap dung cho cac VDV cip cao.
Trong pham vi nghiln ciiu, d l tai tiln hinh phin rich 03 chi tieu cu thI dupe Ipa chon. Ket qua cu th i cac chi so sinh hoa huylt hpc ciia VDV Bong ban trinh dp cao thdi diem trude vIn dpng d vung cong suit dudi toi da dupe trinh bay d bing 5.
____________________________ ______________ j w i v y u T O
Bang 5. Dac diem c ic chi so sinh hoa huyet hpc cua VDV Bong ban trinh dp cao trong thai diem tru^c v|in dong
TT C h i ti§u N am (liKa t u l i 17-19) (n s l4 ) N u (ii>a t u l i 15-16) (n=05)
X a X a
1 Jre (mg/di) 4.48 0.25 4.46 0.23
2 Glucose (mmol/l) 4.57 0.43 4.55 0.42
3 Lactat mdu (mmol/l) 2.12 0.15 2.11 0.19
v$n dong, d$c diem cdc chi so sinh hoa huySt hgc cua VDV Bong trinh dp cao d6u nim trong gidi han sinh hoc binh thuong va ti6p can ngirong t6i uu. Tuy nhien can luru y ring, day la chi tieu quan sat a VDV, vi v$y khong h o ^ tote phu hop v6i tieu chute hteg s6 sinh hoc a nguoi binh thudng. Cp the: Chi s6 Lactat mau (mmol/1) theo hteg so sinh hpc, trong yen finh dao dong trong khoteg 0.8 - 1.5, trong khi or VDV dupe xem la hoi phpe hote tote voi Lactat mau (mmol/l) < 3.0. D ite nay dupe ly giai do
truac thi dau.
3.2. D a c d ie m e d e c h i s o p h a n d n h c h u c n d n g s in h h o a h u y e t h o c c u a V B V B o n g ban tr in h do ca o tr o n g t h o i d ii m s a u kh& i d g n g &
v u n g c o n g su&t dir&i tS i da
6 thoi diem sau khi hote thteh bm khoi dong chung va chuyen mon cho boat dpng o vung cong suat duoi t6i da, cung thoi diem ki6m tra cte chi so tim mach ciia VDV, tiin hteh Idy mau kitei tra cac chi s6 sinh hoa da Ipa chon. Kdt qua dupe trinh bay o bteg 6
trang thai cang thteg tam ly gay nen va cin
Bang 6. Dac diem cac chi so sinh hoa huyet hoc cua VDV Bong ban trinh dp cao thd>i diem sau khd>i ddng df vung cong suat du’O’i toi da
TT C hi tite Nam (lua t u l i 17-19) (n=14) N u (lira t u l i 15-16) (n=05)
X a X o
1 Jre (mg/dl) 4.49 0.31 4.5 0.3
2 Glucose (mmol/l) 4.76 0.42 4.73 0.43
3 Lactat m te (mmol/l) 2.15 0.22 2.16 0.21
Qua bteg 6. cho thay: O thoi didm sau khoi dong o vung cong suit duoi t6i da, cac chi so sinh hoa huyet hpc cua VDV Bong b te trinh dp cao c6 chieu huong tteg nhp so vdi thoi diem tnidc v te dong. Tuy nhien, cac chi so nay vln Ihupc nguong toi uu theo gidi h ^ sinh hpc binh thuong cua nguoi Viet Nam.
3.3. D a c d ie m e d e c h i s d p h d n d n h chirc na n g s in h h o a h u y i t h p c cu a V D V B o n g ban
trin h d p cao tro n g th o i diem tro n g va n d p n g &
v iin g c o n g s u a t dir&i td i da
Ngay sau khi hote thteh ho^t dpng v te d$ng (trong vong 10 giay sau khi hote thanh viec lap test), de tdi tite hteh lay mau xet nghiem de dteh gia dac diem cac chi so sinh hoa huySt hpc ciia VDV ede m6n the thao Ipa chon trong boat dpng v te dpng d vung cong suat dudi toi da. Ket qua dupe trinh bay cu the tu bteg 7.
Bang 7. D|ic di4m cac chi so sinh hoa huyit hpc cua VDV B6ng ban trinh dp cao
TT C h i ti§u
N am (ICra t u l i 17-19) (n~14) Nu>(li>a tu li 15-16) (nsQ5)
X a % bien d l i X o % bien d l i
1 Lire (mg/dl) 4.73 0.45 5.35 4.75 0.47 5.56
2 Glucose (mmol/l) 5.18 0.49 8.82 5.21 0.53 10.15
3 Lactat mdu (mmol/l) 2.27 0.23 5.58 2.24 0.21 3.7
BAIBAOKHOAHQC
Qua b ^ g 7. cho thay: 6 thbi diem trong van dpng a vung cong suat dudd toi da, cac chi so sinh hoa huydt hoc cua VDV cac mon the thao bidn doi theo chidu huong tang nh? a hau h it cac chi s6, tuy nhien, miic tang deu nho hem 10% so vdi thdi dilm sau khoi dong.
3.4. D g c d ie m e d e c h i s o p h a n d n h chdre n d n g s in h h o a h u y i t h o c c u a V B V B d n g b a n trin h dp ca o tr o n g t h d i d ie m 1 0 p h u t s a u vp n
Bang 8. diem chc chi s6 sinh hoa huyet hpc cua VDV Bong ban tr'inh dp cao 0* vung edng su it du^i toi da thai diem 10 phdt sau v$n dong
d p n g & v u n g e d n g su& t du& i to i d a Tien h ^ lly mdu xet nghifm cua \ ^ V trinh dp cao cac mon the thao thdi diem 10 phut sau v |n dpng a vung c6ng suit dudi toi da, dong thoi so sanh k it qua thu dupe veri ket qua kiem tra cac chi so sinh hoa huyit hpc ciia VDV thdi diem truac khi tiln hanh Ipp test. K it qua dupe trinh bay tir bang 8.
TT C h i tieu
N am (Ilia tuoi 17-19) (n=14) Nip (Ilia tu o M 5-16) (n^OS)
7 I % hdi p hu c X a % hoi phpc
1 Ure (mg/dl) 4.59 0.42 58.33 4.59 0.45 64
2 Glucose (mmol/1) 5.38 0.51 -47.62 5.3 0.52 -18.75
3 Lactat m lu (mmol/1) 2.24 0.23 25 2.23 0.22 12.5
Qua bing 8. cho thay: O thdi diem 10 phut sau khi hoan thanh ho^t d$ng v|n d$ng a vung cong suat dudi tdi da, d|c didm kiem tra cac chi so sinh hoa huyit hpc ciia VDV cd s\r biln ddi dang ke.
Cu thi: Chi so Ure va Lactat mau hoi ph\ic tir 70 tcfi 100%. Chi s6 Glucose biln ddi theo chilu hudmg tang hon so vdi didi didm sau khdi dpng d tit ca cac VDV; Dilu niy phu hpp vdi quy lu |t van dpng. Chi so Lactat mau (mmol/1) tang nhp.
K E T LU A N
- O thdi diem trude van dpng, dac diem chiic nang tim mach va cac chi so sinh hda huyet hpc cua VDV Bdng ban trinh dp cao deu d ngudng tdi uu ciia ngudi binh thudng cung lira tudi va gidi tinh. Tuy nhien can luu y rang, day la chi tieu quan sat d VDV, vi vay khdng hoan toan phu hpp vdi tieu chuin hang sd sinh hpc d ngudi binh thudng.
- Sau khi khdi dpng, tat ca cac chi sd danh gia chde nang tim mach va sinh hda huyit hpc ciia VDV cd su bien ddi dang k l theo chieu hudng tang cao thI hien sir thich nghi hem vdi ho^t dpng van dpng.
- 0 thdi diem trong van dpng, cac chi sd danh gia chuc nang tim m ^ h va sinh hda huyit hpc ciia VDV biln ddi theo chieu hudng tang va miic tang cao hon so vdi boat dpng khdi dpng. Tin so tim tang hem so vdi thdi diem sau khdi dpng, miic tang tu khoang 50%, sau dd tdi huyit ap miic tang d^it tu hem 10%; cac chi sd sinh hda huyit hpc ciia
VDV bien ddi theo chieu hudng tang: Tang nhieu nhit la Glucose mdu vdi miic tang tCt 8 tdi 10%
do CO the huy dpng dudng du tru trong gan tham gia vao boat dpng van dpng. Cac chi sd Ure huyet va Lactat mau (mmol/1) cung tang nhe. Dieu nay hoan toln phii hpp vdi quy luat van dpng d viing edng suit dudi tdi da.
- Q thdi diem 10 phiit sau boat dpng d viing edng suit dudi dudi tdi da, cac chi sd tim m^ch va sinh hda huyet hpc cua VDV da hoi phuc hoan toan so vdi thdi diem tnide khi tien hanh lap test, nhieu chi sd con hoi phuc vupt miic. Cac chi sd danh gia chiic nang hd hip va sinh hoa huyet hpc con biln doi it so vdi miic trude khi tiln hanh van dpng.
t aI l i e u t h a m k hAo
1. Duong N ghi^ Chi, Nguyin Danh Thai, Ta Van Vinh va cpng su (2003), Thtec trang the chat nguai Viet Nam tit 6-20 tudi, Nxb TDTT, Ha Npi.
2. Luu Quang Hiep, Le Diic Chuemg, Vu Chung Thuy, Le Huu Hung (2000), Y hpc TDTT, Nxb TDTT, Ha Npi.
3. Menxicop V. V, Volcop N. I (1997), (Dich:
Ld Qu^ Phupng, Vu Chung Thu;^), Sinh hod TDTT, Nxb TDTT, Ha npi.
4. Nguyen E)iic Nhim (2005), Ngjiidn ciiu mot sd dac dilm hinh thii, chde nang, td chat the luc ciia cac VDV bdng da nam tuyin tre Quoc gia Nam Ilia tudi 16-19, Luan an Tien sy gido due hoc*
