Muscle Structure
Muscle Function
Hold Me Together
What Type of muscle
Grab Bag
100
The two kinds of protein filaments that produce the striations in muscles.
What are actin and myosin
100
The idea that actin and myosin move over each other to shorten a muscle
What is the sliding filament theory
100
This attaches muscle to bone
What is a tendon
100

This type of muscle(s) is involuntary 

what is cardiac & smooth muscle
100
When a muscle loses its ability to contract after prolonged use
What is muscle fatigue
200
Another name for a muscle bundle
What is fascicles
200

This is known as the small unit of contraction

What is a Sarcomere 

200

Layers of connective tissue between muscle fibers

What is endomysium 

200

This type of muscle is only found in one location.

What is cardiac muscle

200

The motor neuron and the muscle fibers that it controls

What is motor unit

300
The segment of a myofibril that extends from Z line to Z line
What is a sarcomere
300

This is the 1st source of energy for muscle contractions

What is ATP

300
when the muscle contracts it moves towards the....

What is the origin

300

This type of muscle is multinucleate 

What is skeletal muscle

300

Sustained contraction

What is tetanic contraction

400
These make up a muscle fiber
What are myofibrils
400

These have heads that form cross bridges that allow the actin filaments to slide.

What is Myosin

400
Cell membrane
What is sarcolemma
400

This type of muscle is found in two different directional layers around hollow organs

What is smooth muscle. 

400

Specialized portion of muscle fiber membrane at a neuromuscular junction

What is motor end plate

500
This section of a muscle fiber is made up only of actin
What is the I band
500

A muscle located superficially (towards the surface) on the upper back. It is in a rhombus shape and attachment sites include cervical vertebrae (neck area) & occipital bone (back of the skull), down to the thoracic vertebrae.

What is trapezius

500
Tissue that extends inward and separates the muscle bundles into small cmopartments.
What is perimysium
500

This type of muscle is branched and contains specialized cells for transmitting an electrical signal. 

Bonus Point- what are the cells called..

What is cardiac muscle

Bonus- Intercalated Discs

500

Neurotransmitter that must be present to stimulate a muscle fiber.

What is acetylcholine

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