EXPH 386 FINAL EXAM QUESTIONS AND ANSWERS

EXPH 386 FINAL EXAM QUESTIONS
AND ANSWERS
%g8ofg8macronutrientsg8digestedg8andg8absorbed
CHO:
Lipids:g8(kcals/g)
Proteins:g8-g8ANSWERS--CHO:g897%g8(4g8kcals/g)
Lipids:g895%g8(9g8kcals/g)
Proteins:g892%g8(4g8kcals/g)

1stg8lawg8ofg8thermodynamicsg8-g8ANSWERS--
energyg8isg8neitherg8createdg8org8destroyed,g8butg8transferred

2ndg8lawg8ofg8thermodynamicsg8-g8ANSWERS--PEg8tog8degradeg8tog8KEg8w/
g8ag8lowerg8capacityg8tog8dog8work


Howg8manyg8kcalg8ofg8freeg8energyg8areg8producedg8forg8everyg8ATPg8degradedg8tog
8ADP?g8-g8ANSWERS--7.3g8kcals


Anaerobicg8glycolysisg8occursg8whereg8-g8ANSWERS--cytosol

Aerobicg8ATPg8synthesisg8occursg8whereg8-g8ANSWERS--Mitochondriag8-
g8mostg8ATPg8formedg8here;g8citricg8acidg8cycleg8asg8well


Howg8muchg8ATPg8storedg8withing8theg8cell?g8-g8ANSWERS--
smallg8amountsg8bcg8itsg8continuallyg8synthesized

Energyg8forg8phosphorylationg8isg8oxidationg8of..g8(3)g8-g8ANSWERS--
carbs,g8lipids,g8andg8proteins

Energyg8releasedg8fromg8theg8breakdowng8ofg8energyg8richg8ATPg8andg8CPg8cang8su
staing8maxg8exerciseg8suchg8asg8sprintingg8for:g8(adenylateg8kinase)g8-g8ANSWERS--
8g8tog810g8seconds

Ing8allg8outg8effortsg8longerg8thang810g8second,g8ang8________g8isg8neededg8tog8synt
hesisg8ATPg8-g8ANSWERS--additionalg8energyg8source

Thisg8producesg8moreg8thang890%g8ofg8ATPg8synthesisg8-g8ANSWERS--
oxidativeg8phosphorylation

Everyg8NADHg8andg8H+g8ing8ETCg8=g8-g8ANSWERS--3g8ATP

Everyg8FADHg8ing8ETCg8=g8-g8ANSWERS--2g8ATP

Finalg8electrong8accepterg8ing8ETCg8is..g8-g8ANSWERS--
oxygeng8andg8theng8turnsg8tog8water

, Conditionsg8neededg8forg8oxidativeg8phosphorylationg8(3)g8-g8ANSWERS--
1.g8reducingg8agentg8ing8formg8ofg8NADHg8org8FADH2
2.g8oxidizingg8agentg8(O2g8mustg8beg8presentg8ing8tissue)
3.g8sufficientg8amountg8ofg8enzymesg8neededg8tog8makeg8energyg8transfer

Theg8onlyg8nutrientg8whoseg8storedg8energyg8cang8beg8usedg8tog8generateg8ATPg8an
aerobicallyg8-g8ANSWERS--carbs

Forg8oneg8glucoseg8moleculeg8=g8howg8manyg8molesg8ofg8ATPg8generated?g8-
g8ANSWERS--36


Wheng8glucoseg8entersg8cellg8tog8beg8usedg8forg8energyg8itg8undergoesg8seriesg8ofg8r
eactionsg8-g8ANSWERS--glycolysis

Wheng8reactionsg8startg8w/
g8storedg8glycogen,g8breaksg8itg8downg8intog8glucoseg8forg8energyg8-g8ANSWERS--
glycogenolysis

Netg8gaing8ofg8ATPg8moleculesg8duringg8anaerobicg8glycolysisg8isg8-g8ANSWERS--2

Glycogenolysisg8beginsg8ing8the..
glycogeng8breakdowng8isg8regulatedg8by..
theg8activityg8ofg8thisg8enzymeg8isg8influencedg8by..g8-g8ANSWERS--cytoplasm
phosphorylase
epinephrine

Totalg8ofg8___g8ATPg8moleculesg8formedg8aerobicallyg8-g8ANSWERS--4

NADHg8+g8Pyruvicg8Acidg8=g8-g8ANSWERS--Lacticg8Acid

Wheng8isg8lacticg8acidg8beingg8produced?g8-g8ANSWERS--
alwaysg8(anaerobicg8glycolysis)

Lacticg8acidg8doesg8whatg8tog8bloodg8pHg8-g8ANSWERS--increasesg8it

Duringg8recoveryg8wheng8exerciseg8decreases,g8_____g8andg8_____g8cang8beg8conv
ertedg8tog8glucoseg8-g8ANSWERS--lacticg8acidg8andg8pyruvate

lacticg8acidg8isg8releasedg8fromg8activeg8tissueg8takeg8tog8liverg8viag8bloodstreamg8co
nvertedg8tog8glucoseg8ing8theg8-g8ANSWERS--corig8cycle

Lacticg8acidg8isg8usedg8forg8energyg8byg8___g8cellsg8whichg8itg8isg8produced
Lacticg8acidg8usedg8forg8energyg8byg8neighboringg8muscleg8cellsg8(g8___g8twitchg8-
>g8___g8twitchg8shuttle)
Lacticg8acidg8usedg8byg8liverg8asg8ag8...g8-g8ANSWERS--
muscleg8;g8fastg8tog8slowg8;g8glucogensisg8processor

___g8mustg8beg8presentg8forg8Krebsg8cycleg8tog8proceedg8unimpededg8-
g8ANSWERS--oxygen