Muscle Structure
Muscle Tissue
Muscle Contraction
Muscle terminology
Muscle Photos
100
The connective tissue that joins a muscle to a bone
Tendon
100
The 3 types of muscle tissue
Skeletal, Cardiac, Smooth
100
The length of a muscle will be _______ when relaxed
longer
100
Muscle fibers will either contract or not contract when stimulated is known as what?
What is the all-or-none response
100
Trapezius
200
A bundle of muscle cells
Fascicle
200
Your heart is made of this tissue type
Cardiac
200
Skeletal muscle cells have an increased number of this organelle
Nuclei
200
The minimum strength of an impulse required to initiate a muscle contraction.
What is threshold stimulus
200
Latissimus Dorsi
300
Muscle fiber cellular membrane
Sarcolemma
300
Your digestive tract is primarily composed of this muscle type
Smooth
300
The neurotransmitter that allows for skeletal muscle contraction
Acetylcholine
300
A motor unit is composed of
motor neuron and all the muscle fibers it stimulates
300
Pectoralis Major
400
The lining around the outside of a mucle
Epimysium
400
This type of muscle moves your body
Skeletal
400
The ion (element) that is most crucial for muscle contraction
Calcium
400
A sustained involuntary muscle contraction.
What is a muscle cramp.
400
Gastrocnemius
500
The lining around an individual muscle cell
Endomysium
500
Involuntary Muscle Type(s)
Smooth and Cardiac
500
The molecule that gives muscle strands the energy to contract
ATP/glucose/gylcogen
500
what gives the muscle the capability or quality of shrinking or contracting
contractility
500
Orbicularis Oris
600
The phenomenon in which muscle fibers always contract fully
All or none response
600
Voluntary muscle type(s)
Skeletal
600
The gap between the axon terminal and the sarcolemma
synaptic cleft
600
what muscle disease is a group of genetic diseases that cause progressive weakness and loss of muscle mass?
Muscular dystrophy
600
Rectus abdominis
700
The lining around a fascicle
Perimysium
700
The two filaments that make up the 'sliding filaments' for muscle contraction
Actin & Myosin
700
The functional unit of myofibral in muscle contraction
sarcomere
700
what allow the muscle to respond to stimulation by rapid changes in membrane potential produced by ion fluxes across the plasma membrane?
excitability
700
Deltoid