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WorksheetsMuscles
Total questions: 62
Worksheet time: 53mins
What percent of your body weight is made up of muscle?
more than 40
more than 50
more than 60
nothing
what is muscle made up of
fiber and water
sugar and tendons
protein and water
protein and fiber
How many skeletal muscles do humans have
(a)
muscles are the only body tissue that can (a) .
Muscles create movement by _________ and __________ joints
(a)
what are the 3 types of muscles
cardiac
stretchy
smooth
skeletal
where is the cardiac muscle found and what does it do?
top layer of heart; makes heart beat
lower layer of heart; makes heart beat
middle layer of head; makes head beat
middle layer of heart, makes heart beat
what type of contraction does cardiac muscles have
(a)
where is smooth muscle found? Give examples
walls of hollow organs; bladder, digestive tract, eyes, arteries
surrounded by bones; quadriceps, bicep, triceps,
surrounded by gut; abdominal
posterior; lats, traps
What do smooth muscles allow for? What type of contraction?
flexion and extension; involuntary
contraction and relaxation; voluntary
contraction and relaxation; involuntary
flexion and extension; voluntary
Most skeletal muscles are attached by
(a)
what do muscles do?
produce movement
maintain posture
generate heat
stabilize joints
what type of contractions do skeletal muscles have?
(a)
5 major properties of muscular system
exitible, contractible, extensible, elastically, adaptable
contractible, extensible, flexible, adaptable, elastically
contractible, posterior, exitible, elastically, adaptable
none
what is hypertrophy
(a)
what is atrophy
(a)
what is ATP considered
(a)
what does ATP become when it is used for energy
(a)
What does ATP provide energy for
muscle contractions, flexibility
flexibility, nerve impulse propagation
muscle contractions, nerve impulse propagation
flexion and extension
What is ADP considered
(a)
How do muscles turn ADP back into ATP
(a)
What determines how much ATP can be produced by muscle cells
(a)
How long does stored ATP last
(a)
How long does creatine phosphate last
(a)
How long does glycogen stored in liver and muscle or glucose in blood last
(a)
How long does glycogen glucose, fatty acid in aerobic respiration last
(a)
what are carbohydrates and how many units of energy is produced from 1 gram?
preferred body source of energy, 5 units
best option of energy, 4 units
preferred body source of energy, 4 units
I don't know this...
What 2 things are fats broken down into?
triglycerides, protein
free fatty acid, protein
triglycerides, free fatty acids
i don't know this...
How many units of energy are produced from 1 gram of fat
(a)
Why does fat provide energy at a slower rate
(a)
How many units of energy are produced from 1 gram of protein? What type of activity is protein good for?
(a)
What does protein convert into? And what is t important for?
(a)
Anaerobic
Without oxygen
with oxygen
fewer ATP generated
more ATP generated
Aerobic
With Oxygen
Without oxygen
Fewer ATP generated
More ATP generated
What are 3 types of muscle fibers
Slow- oxidative
(Type 1)
Fast- oxidative
(Type 2a)
Fast- glycolytic
(Type 2b)
Fast-oxidative
(Type 2b)
Describe Slow- oxidative
(a)
Describe Fast- oxidative
(a)
Describe fast- glycolytic
(a)
Muscles are a mix of...?
(a)
What determines % of different fibers types in muscles
(a)
When does fatigue and oxygen debt occur
ATP demand is slower than production
ATP demand is faster than production
ATP has no production
ATP is awesome
What can oxygen dept lead to?
(a)
muscles shorten and movement occurs
(a)
tension in muscles increases, no movement
(a)
attachment is fixed (starts; doesn't move)
(a)
attachment move with the contraction (ends)
(a)
How many points of attachment do muscles have, and how is movement attained
3 points of attachment; due to a muscle moving an attached bone
2 points of attachment; due to a bone moving an attached muscle
2 points of attachment; due to a muscle moving an attached bone
idk
What does the trapezius o and where is it located
anterior; shrugs shoulders, elevating and depressing scapula
posterior; shrugs shoulders, elevating and depressing scapula
posterior; elevating and depressing patella
What does latissimus dorsi do and where is it located
anterior; adduction your arms (pull ups)
posterior; adduction your arms (pull ups)
posterior; abduction your arms (pull ups)
anterior; abduction your arms (pull ups)
What does the erector spine do and where is it located?
posterior; keeps your spine straight
anterior; keeps your spine straight
posterior; keeps your spine strong
anterior; keeps your spine strong
What 3 motions does the deltoid do and where is it located?
(a)
What 2 motions does the pectoral major do and where is it located?
anterior; horizontally adducts arm
posterior; horizontally adducts arm
anterior; horizontally abducts arm
posterior; horizontally abducts arm
What does the bicep do and where is it located
(a)
What does the triceps do and where is it located
(a)
What does the rectus abdominal do and where is it located
(a)
What does the flexor carpi do and where is it located
(a)
What does the extensor carpi do and where is it located
(a)
What does the gluteus maximus do and where is it located
(a)
What does the quadriceps do and where is it located
(a)
What does the hamstring do and where is it located
(a)
What does the tibialis anterior do and where is it located
(a)
What does the gastrocnemius do and where is it located
(a)
