What muscle tissue is characterized by multinucleated cells?
skeletal muscle
When Popeye curls a can of spinach, his bicep is demonstrating?
concentric contraction
The boundaries of a sarcomere are outlined by?
What are the two types of respiration?
anaerobic and aerobic
This action results in stretching a muscle too far, which causes some fibers to tear.
pulling a muscle
When proteins within skeletal muscles slide past past one another it is called ___________.
Contractility
Popeye is sprinting towards Olive. He is using what type of fibers?
fast twitch
Thick filaments are primarily composed of this type of protein...?
myosin
This organ is responsible for absorbing and recycling lactic acid.
liver
This is the loss of ability to move a body part due to lack of neural stimulation.
paralysis
This type of muscle tissue can't undergo tetanus
Popeye uses this type of muscle fiber to powerlift.
Slow Twitch
What covers the actin binding site?
Tropomyosin
An increased number of myoglobin means an increased number of ____ for aerobic respiration.
oxygen
"No pain, no gain" usually refers to the term that describes a muscle's response to stress
hypertrophy
Roughly what percentage of heat that is needed to maintain body temperature comes from skeletal muscle activities?
85%
The amount of tension produced in the gross muscle depends on these three factors.
The frequency of stimulation
Number of fibers stimulated to contract
Muscle length
How many ATP molecules need to bind to troponin to expose actin binding sites?
2
In anaerobic respiration - for every 1 molecule of glucose yields ___ ATP molecules + ___ pyruvate.
2 and 2
This is a genetic disorder in which a deficiency of certain proteins leads to deterioration of muscle fibers and loss of function.
Muscular Dystrophy
List all six systems that consist of smooth muscle tissue.
Integumentary system
Cardiovascular system/Lymphatic System
Respiratory system
Digestive system
Reproductive system
Urinary system
Demonstrate an isometric contraction.
wall sit, plank
Sketch a sarcomere.

A muscle fiber exhausts its creatine phosphate stores in about ____ seconds.
Myasthenia Gravis is an autoimmune disorder that attacks the _________ receptors at the neuromuscular junctions.
acetylcholine