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Muscular Systems- "Little Mouse"

Description

An introduction of the muscular system Functions of the muscular system Characters of the muscular system Kinds of Muscle Skeletal Muscular Structure Gross Anatomy Microscopic Anatomy Types of Skeletal Muscle Contrations Effects of Excercise on Muscles
Kaitlyn Semien
Quiz by Kaitlyn Semien, updated more than 1 year ago
Kaitlyn Semien
Created by Kaitlyn Semien over 8 years ago
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Resource summary

Question 1

Question
A build up of lactic acid in the muscles and a lack of ATP.
Answer
  • Muscle fatigue
  • O debt
  • Muscle resistance

Question 2

Question
Leads to the enlargement of skeletal muscle are unable to contract
Answer
  • O debt
  • Resistance exercise
  • muscle fatigue

Question 3

Question
How many skeletal muscles does the body have
Answer
  • 150
  • 200
  • 500
  • 300

Question 4

Question
Aerobic excerise can cause the following except:
Answer
  • Increase in the size of skeletal muscles
  • IncreasedsFlexiablity
  • Increase blood supply to muscles

Question 5

Question
A specialized nerve that transmits a impore to musical causing contractions
Answer
  • motor neuron
  • neuromuscular junction
  • motor unit.

Question 6

Question
A specialized point of contract between a nerve ending and the muscle fiber it contracts.
Answer
  • neuromuscular junctions
  • motor neuron
  • motor unit

Question 7

Question
The combination of the neuron and the skeletal muscluar it stimulates
Answer
  • motor neuron
  • motor unit
  • neuronmuscular junction

Question 8

Question
Graded responds are :
Answer
  • responses that vary directly to the strenght of the stimulus
  • responses that happen due to extreme cold
  • responses that happen due extreme heat
  • the body's response to a infection or virus

Question 9

Question
Graded responses can be produced 2 ways
Answer
  • True
  • False

Question 10

Question
Graded responses can be produced all of the following ways except:
Answer
  • changing the speed of the muscle contraction
  • changed the number of muscle cells that are contrated
  • changing the stimulus

Question 11

Question
Single contractions of muscles fibers caused by rapid delievery of the nerves
Answer
  • twitch contractions
  • tetonic contractions
  • isotonic contractions

Question 12

Question
Sustained and stecely muscle contractions caused by a series of stimuli coming in a muscle in a rapid sucession
Answer
  • twitch contractions
  • tetonic contraction
  • isotonic contraction

Question 13

Question
Microfilments shorter and produce movements at a joint The tension applied is held constrast until provides indevices and muscle enlargement.
Answer
  • Isotonic contraction
  • isometric contraction
  • tetonic contractions

Question 14

Question
Mersce relaxes and contractions in which muscles do not shorten, movements is not occurring.
Answer
  • isometic contraction
  • isotonic contraction
  • tetonic contraction

Question 15

Question
When a muscle is served or damaged it nerves supply will do which of the following except:
Answer
  • Loses tone
  • Becomes paralyzed
  • becomes soft and flabby
  • Contines to transmits nerve pluses.

Question 16

Question
Attachment to the bone that remains relatively station and fixed when movement at the joint occurs.
Answer
  • Body
  • Origin
  • Tendon

Question 17

Question
Attachs muscle to bone
Answer
  • Origin
  • Tendon
  • Body

Question 18

Question
Small sacs filled with fluid that in located between some tendons and underlining bone.
Answer
  • Bursae
  • Origin
  • Insertion

Question 19

Question
Point of an attachment of bone that moves when a muscle is contracted.
Answer
  • origin
  • insertion
  • tendon

Question 20

Question
Plasma membrane of the muscle cell
Answer
  • sarcolemma
  • sarcoplasm
  • actin

Question 21

Question
Cytoplasm of a muscle cell
Answer
  • sarcoplasm
  • sarcolemma
  • sarcomere

Question 22

Question
The thick protein of myofilment
Answer
  • Myosin
  • Actin
  • sacromere

Question 23

Question
The thin protein of the myofilament
Answer
  • actin
  • myosin
  • bundles

Question 24

Question
Contractic units made up myosin at actin
Answer
  • sarcomere
  • myosin
  • bursae

Question 25

Question
Ready contracliy muscle cells that are grouped
Answer
  • Fibers
  • myofilrils
  • myosin

Question 26

Question
Long ribbon like organelles in the cytol cell of a muscle cell and make up the muscle fibers
Answer
  • myofibrils
  • myosin
  • fibers

Question 27

Question
A group of muscle cell
Answer
  • bundle
  • myosin
  • myofibrils

Question 28

Question
Straited and voluntary. Makes up to 40-50% of body weight.
Answer
  • Skeletal
  • Cardiac
  • Smooth

Question 29

Question
Found in the stomach and intestines
Answer
  • smooth
  • cardiac
  • skeletal

Question 30

Question
Muscles' ability to increase in length
Answer
  • excitability
  • extensibility
  • contractiliy
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