Deck 20: How Animals Move

Question 1

Which organismost likely possesses a hydrostatic skeleton?

A)worm
B)bee
C)cat
D)dog
E)beetle

Answer 1

A

Question 2

__________ is a regulatory protein that slows thproduction of musclproteins.

A)Actin
B)Myosin
C)Troponin
D)Testosterone
E)Myostatin

Answer 2

E

Question 3

Which organismost likely possesses an exoskeleton?

A)worm
B)oak tree
C)cat
D)dog
E)butterfly

Answer 3

E

Question 4

What typof mutation prevents myostatin production?

A)homozygous dominant
B)heterozygous
C)homozygous recessive
D)all of these
E)none of these

Question 5

Musclcells contain __________ that play a rolin contraction.

A)protein filaments
B)adipose tissue
C)bone cells
D)neural tissue
E)all of these

Question 6

How many vertebrado humans typically have?

A)21
B)26
C)23
D)46
E)58

Question 7

What typof skeleton is an internal fluifillechamber?

A)hydroponic
B)hydrostatic
C)hydrophobic
D)hydrophilic
E)endoskeleton

Question 8

Muscles must interact with __________ in order to bring about body movements.

A)cartilage
B)adipose
C)skin
D)bones
E)all of these

Question 9

Which skeleton moves in responsto muscular contraction?

A)endoskeleton
B)exoskeleton
C)hydrostatic skeleton
D)all of these
E)none of these

Question 10

What structurdoes thvertebral column protect?

A)heart
B)lungs
C)liver
D)brain
E)spinal cord

Question 11

Which bonis founin thpectoral girdle?

A)scapula
B)femur
C)tibia
D)vertebrae
E)fibula

Question 12

What structurprotects thheart anlungs?

A)vertebral column
B)pelvic girdle
C)pectoral girdle
D)ribs and sternum
E)all of these

Question 13

Which skeleton provides thleast amount of protection ansupport?

A)endoskeleton
B)exoskeleton
C)hydrostatic skeleton
D)all of these provide the same protection and support
E)none of these provide protection or support

Question 14

What structures arfounbetween thvertebrae?

A)cartilage pads
B)adipose cells
C)nerve cells
D)epithelial tissue
E)bone marrow

Question 15

Which organisms most likely possesses an endoskeleton?

A)worm
B)fruit fly
C)sponge
D)pigeon
E)butterfly

Question 16

What hormonincreases thsizof a musclcell?

A)progesterone
B)estrogen
C)luteinizing hormone
D)testosterone
E)none of these

Question 17

What structurproduces contractions within musclcells?

A)protein filaments
B)adipose tissue
C)bone cells
D)neural tissue
E)all of these

Question 18

Understanding how to inhibit myostatin production can possibly leato curing diseases like

A)Parkinson's.
B)muscular dystrophy.
C)Alzheimer's.
D)coronary artery disease.
E)diabetes.

Question 19

Thvertebral column is madup of

A)vertebrae.
B)adipose cells.
C)nerve cells.
D)epithelial tissue.
E)none of these.

Question 20

Which skeleton is an external skeleton?

A)endoskeleton
B)exoskeleton
C)hydrostatic skeleton
D)all of these
E)none of these

Question 21

Strains shoulbtreatewith

A)rest.
B)ice.
C)compression.
D)elevation.
E)all of these.

Question 22

What is thdisorder in which bonloss outpaces bonformation?

A)osteoporosis
B)Parkinson's
C)muscular dystrophy
D)Alzheimer's
E)all of these

Question 23

Which bonis not necessary for normal body function?

A)scapula
B)femur
C)tibia
D)vertebrae
E)fibula

Question 24

Contraction of thbiceps leads to __________ of thforearm.

A)extension
B)flexion
C)contraction
D)rotation
E)all of these

Question 25

Bones act as reservoirs of what minerals?

A)potassium
B)sulfur
C)nitrogen
D)carbon
E)calcium

Question 26

__________ occurs when ligaments artorn or stretchebeyontheir normal range.

A)A strain
B)A break
C)A compound fracture
D)A sprain
E)None of these

Question 27

Which group of bones protects thorgans ansupports thweight of thupper body whilstanding?

A)vertebral column
B)pelvic girdle
C)pectoral girdle
D)ribs and sternum
E)all of these

Question 28

__________ occurs when thbones of a joint movout of place.

A)A fracture
B)A dislocation
C)A strain
D)A sprain
E)None of these

Question 29

What will help reducyour risk of osteoporosis as you age?

A)vitamin D
B)calcium
C)decreasing the amount you smoke
D)decreasing the amount of alcohol you consume
E)all of these

Question 30

Which structuracts as a reservoir for calcium?

A)teeth
B)liver
C)kidney
D)stomach
E)brain

Question 31

Contraction of thquadriceps leads to __________ of thlower leg.

A)extension
B)flexion
C)contraction
D)rotation
E)all of these

Question 32

__________ results frothwear antear of thcartilagfounwithin a joint.

A)Osteoporosis
B)Parkinson's
C)Muscular dystrophy
D)Alzheimer's
E)Osteoarthritis

Question 33

__________ is a disorder in which thimmunsysteattacks thsynovial joints.

A)Osteoporosis
B)Parkinson's
C)Rheumatoid arthritis
D)Alzheimer's
E)Osteoarthritis

Question 34

How many skeletal muscles arfounin thbody?

A)1,600
B)1,200
C)200
D)700
E)355

Question 35

__________ is thchronic inflammation of a joint.

A)Osteoporosis
B)Parkinson's
C)Muscular dystrophy
D)Alzheimer's
E)Arthritis

Question 36

__________ connects musclto bone.

A)A ligament
B)A nerve
C)A tendon
D)A joint
E)none of these

Question 37

When muscles contract, thopposing musclwill

A)pull.
B)push.
C)contract.
D)relax.
E)shorten.

Question 38

What is thmost common joint injury?

A)strain
B)break
C)compound fracture
D)sprain
E)rupture

Question 39

Which bonis thlargest?

A)scapula
B)femur
C)tibia
D)vertebrae
E)fibula

Question 40

Bones arwrappein __________ tissue(s).

A)adipose
B)dense connective
C)epithelial
D)none of these
E)all of these

Question 41

What is thdecreasin a muscle's ability to generatforccalled?

A)muscle growth
B)muscle tension
C)stimulus
D)tetanus
E)muscle fatigue

Question 42

A motor unit is madup of

A)muscle fibers and motor neurons.
B)muscle fibers only.
C)motor neurons.
D)adipose tissue and motor neurons.
E)connective tissue.

Question 43

What ion needs to breleasein order to produca musclcontraction?

A)sodium
B)calcium
C)hydrogen
D)carbon
E)nitrogen

Question 44

How many musclfibers arsignaleto control eymovements?

A)2
B)3
C)4
D)5
E)6

Question 45

What is thmusclfiber to motor neuron ratio in theye?

A)1 fiber / 50 neurons
B)50 fibers / 1 neuron
C)220 fibers / 1 neuron
D)5 fibers / 1 neuron
E)none of these

Question 46

A motor neuron anthassociatemusclfibers makup a

A)nerve.
B)fascicle.
C)motor unit.
D)nerve bundle.
E)skeletal muscle.

Question 47

What typof exercisprograincreases a muscle's ability to resist fatigue?

A)anaerobic exercise
B)strength training
C)aerobic exercise- low intensity, long duration
D)aerobic exercise- high intensity, short duration
E)none of these

Question 48

What is thmusclfiber to motor neuron ratio in thbiceps?

A)1 fiber / 700 neurons
B)700 fibers / 1 neuron
C)220 fibers / 1 neuron
D)1 fiber / 220 neurons
E)none of these

Question 49

Aerobic respiration does which of thfollowing?

A)increases the blood supply
B)increases the formation of actin filaments
C)increases the enzymes for glycolysis
D)increases muscle size
E)all of these

Question 50

Skeletal muscles makup approximately __________ % of our body weight?

A)15
B)12
C)35
D)40
E)55

Question 51

What typof exercismakes muscles morresistant to fatigue?

A)anaerobic exercise
B)strength training
C)aerobic exercise
D)all of these
E)none of these

Question 52

Thsarcomeris shorteneduring musclcontraction because

A)the actin filaments shorten in length.
B)the myosin filaments shorten in length.
C)the actin filaments move towards the sarcomere's center.
D)the actin filaments shorten while the myosin filaments lengthen.
E)the myosin filaments shorten while the actin filaments lengthen.

Question 53

What pathway converts pyruvates into lactate?

A)fermentation
B)anaerobic respiration
C)aerobic respiration
D)all of these produce lactate
E)none of these produce lactate

Question 54

Musclforcwill increasif

A)many fibers are stimulated at the same time.
B)a single neuron sends a single impulse.
C)many fibers contract together.
D)fibers contract independently of each other.
E)very few fibers contract .

Question 55

What is thmechanical forcexerteby a musclon an object called?

A)muscle growth
B)muscle tension
C)stimulus
D)tetanus
E)none of these

Question 56

During exercise, which pathway produces thmost energy?

A)fermentation
B)anaerobic respiration
C)aerobic respiration
D)all of these produce the same amount of energy
E)none of these will produce energy

Question 57

What is thcontraction of all of thfibers in a motor unit called?

A)muscle twitch.
B)spasm.
C)cramp.
D)strain.
E)sprain.

Question 58

OncthstoreATP is consumed, what substancwill muscles turn to for energy?

A)glucose
B)starch
C)sugar
D)creatine phosphate
E)none of these

Question 59

Which musclgroup is controlleby thgreatest number of motor neurons?

A)eye
B)bicep
C)tricep
D)hamstring
E)quadriceps

Question 60

Strength training does which of thfollowing?

A)increases the formation of myosin filaments
B)increases the formation of actin filaments
C)increases the enzymes for glycolysis
D)increases muscle size
E)all of these

Question 61

What diseasleads to a progressivmusclweakening?

A)osteoporosis
B)Parkinson's
C)rheumatoid arthritis
D)muscular dystrophy
E)osteoarthritis

Question 62

Which chromosomcontains thmutation for muscular dystrophy?

A)Y chromosome
B)chromosome 16
C)chromosome 11
D)chromosome 8
E)X chromosome

Question 63

What arthbenefits of aerobic exercisfor thmiddlageanelderly?

A)lifts depression
B)increases memory
C)increases the capacity to plan
D)increases the ability to organize complex tasks
E)all of these

Question 64

Why do males difromuscular dystrophy?

A)The leg muscles fail.
B)The brain tissue degenerates.
C)The liver fails.
D)The respiratory muscles fail.
E)The kidneys fail.

Question 65

How do muscles responto aging?

A)decrease in size
B)decrease in speed of growth
C)increase in the time it takes to heal
D)decrease in the number of fibers
E)all of these

Question 66

Why armales morlikely to havmuscular dystrophy?

A)They only have one X chromosome.
B)They have two X chromosomes.
C)They always inherit the negative genes.
D)They will inherit the bad gene from their father.
E)None of these reasons are accurate.

Question 67

What typof activity increases circulation?

A)running
B)cycling
C)swimming
D)aerobics
E)all of the above

Question 68

What muscular diseascan result froa bacterial infection?

A)Polio
B)muscular dystrophy
C)tetanus
D)rheumatoid arthritis
E)osteoporosis

Question 69

Which sex is morlikely to havmuscular dystrophy?

A)males
B)females
C)neither
D)both will have equal chance
E)none of these

Question 70

Which activity has thgreatest impact on slowing thloss of muscltissue?

A)running
B)cycling
C)swimming
D)aerobics
E)strength training