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Memmlers Chapter 8 The Muscular System Exam Questions and Answers
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Memmlers Chapter 8 The Muscular System Exam Questions and Answers
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Memmlers Chapter 8 The MuscularSystem Exam Questions and Answers
There iiare ii___ iitypes iiof iimuscle iitissue. ii- iiAnswers ii-3
smooth, iicardiac, iiand iiskeletal
Where iiis iiSmooth iiMuscle iilocated ii- iiAnswers ii-makes iiup iithe iiwalls iiof iithe iihollow
iibody iiorgans iiand iithe iiblood iivessel iiand iirespiratory iipassage iiway
Smooth iimuscle iicontracts___ iiand iimoves iiin ii____ iimotions. ii- iiAnswers ii-involuntarily,
iiwavelike
What iican iiregulate iithe iidiameter iiof iian iiopening iisuch iias iithe iicentral iiopening iiof iia
iiblood iivessel iiand iiproduce iicontractions iiof iihollow iiorgans(like iiin iithe iiuterus)? ii-
iiAnswers ii-Smooth iiMuscle
Cardiac iimuscle iiis_____ iiand iimakes iiup iithe ii____ iiwall. ii- iiAnswers ii-involuntary,
iihearts
Cardiac iiMuscle iiis____ iiand iihas_____nucleus iiper iicell iiand iibranching iiconnections. ii-
iiAnswers ii-Striated, ii1
What iiis iithe iispecialized iimembrane iibetween iicardiac iimuscle iicells iithat iiallows
iielectrical iiimpulses iito iitravel iirapidly iithrough iithem iicreating iicontractions iithat iiare
iibetter iicoordinated? ii- iiAnswers ii-Intercalated iidisks iibecause iithey iiare ii"inserted
iibetween" iithe iicells.
Which iimuscle iicells iiappear iiheavily iistriated iiunder iia iimicroscope? ii- iiAnswers ii-
Skeletal iimuscle
____Cells iiare iilong iiand iicylindrical. ii- iiAnswers ii-Skeletal iiMuscle iicells
Why iiare iiskeletal iimuscle iicells iioften iireferred iito iias iifibers? ii- iiAnswers ii-Because
iithey iiare iilong iicompared iito iiother iicells
Skeletal iimuscle iimoves______. ii- iiAnswers ii-Voluntarily(It iiis iiunder iiconscious iicontrol)
Where iiis iiskeletal iimuscle iilocated? ii- iiAnswers ii-Attached iito iibones iiand iiproduce
iimovement iiat iijoints
Attached iito iiother iimuscles iiin iithe iiabdomen
attached iito iithe iiskin iiin iithe iiface
, 3 iiprimary iifunctions iiof iiskeletal iimuscle ii- iiAnswers ii-movement iiof iithe iiskeleton
maintenance iiof iiposture
Generation iiof iiheat
What iiis iia iibyproduct iiof iimuscle iicell iimetabolism? ii- iiAnswers ii-Heat
How iiare iiwhole iimuscles iiformed? ii- iiAnswers ii-individual iimuscle iifiber ii(cells) iiare
iiarranged iiin iibundles(Fascicles) iiheld iitogether iiby iifibrous iiconnective iitissue
Endomysium ii- iiAnswers ii-Deepest iilayer iiof iiconnective iitissue. iiSurrounds iiindividual
iifibers
Perimysium ii- iiAnswers ii-Connective iitissue iilayer iiaround iieach iifascicle
Epimysium ii- iiAnswers ii-Connective iitissue iisheath iithat iiencases iithe iientire iimuscle. ii
Forms iithe iiinnermost iilayer iiof iithe iideep iifascia iiwhich iiencloses iiand iidefines iia
iimuscle
motor iiimpulses ii- iiAnswers ii-Nerve iiimpulses iicoming iifrom iithe iibrain/spinal iicord iithat
iistimulate iiskeletal iimuscle iicontractions. iiStimulate iimovement
Motor iineurons ii- iiAnswers ii-nerve iicells iithat iicarry iimotor iiimpulses
Sensory iiNeurons ii- iiAnswers ii-nerve iicells iithat iicarry iisensory iiimpulses.
Motor iiunit ii- iiAnswers ii-A iisingle iimotor iineuron iiand iiall iithe iimuscle iifibers iiit
iistimulates
membrane iipotential ii- iiAnswers ii-Is iidetermined iiby iihow iimany iipositive iior iinegative
iiions iiare iiin iia iicell
The iipoint iiat iiwhich iia iinerve iifiber iicontacts iia iimuscle iicell iiis iicalled? ii- iiAnswers ii-
Neuromuscular iijunction
Where iiis iithe iineurotransmitter iiacetylcholine iireleased iifrom iithe iineuron iito iistimulate
iithe iimuscle iifiber? ii- iiAnswers ii-Neuromuscular iijunction
Synapse ii- iiAnswers ii-A iipoint iiof iicommunication iibetween iia iineuron iiand iianother iicell
Synaptic iicleft ii- iiAnswers ii-located iiat iievery iisynapse. iiIt iiis iithe iitiny iispace iia
iineurotransmitter iimust iitravel
Where iiis iia iineurotransmitter iikept iiuntil iiit iiis iireleased? ii- iiAnswers ii-in iivesicles(tiny
iimembranous iisacs)
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