Reflexes & Proprioceptors
Which proprioceptor senses the change in the length of the muscle and the rate at which the change is taking place?
Muscle Spindle
Which Law states "Every body continues in its state of rest, or of uniform motion in a straight line, unless it is compelled to change that state by forces impressed upon it"?
Newton's First Law (Law of Inertia)
Picking an object off the floor and placing it on the counter is an example of what kind of contraction?
Concentric Contraction
During the ascent of the push-up what occurs at the shoulder joint and shoulder girdle?
Shoulder Girdle: Protraction / Abduction
This 2000's Mockumentary followed the Dunder Mifflin employees as they completed their mundane, boring work.
The Office
Which proprioceptor is a protective mechanism and will cause the muscle to relax if it is placed under a great amount of stress?
Golgi Tendon Organ
Which Law states "To every action there is always an opposed and equal reaction: or mutual actions of two bodies upon each other are always equal and directed to contrary parts"?
Newton's Third Law (Law of Action-Reaction)
A wall sit is an example of what kind of contraction?
Static or Isometric Contraction
When kicking a soccer ball what action takes place at the hip? *Include the wind-up phase
Wind-up phase: Hyperextension
Kicking & Follow through Phase: Flexion
In this Guns n Roses song the singer sings about his girlfriend who "has eyes of the bluest skies as if they thought of rain".
Sweet Child O' Mine
Which proprioceptors are sensitive to the position of the head and body and assist with maintaining balance?
Labyrinthine and Tonic Neck Proprioceptors
Which Law states "The change of motion of an object is proportional to the force impressed; and is made in the direction of the straight line in which the force is impressed"?
Newton's Second Law (Law of Acceleration)
During the landing phase of the vertical jump what kind of contraction is taking place?
Eccentric Contraction
During a Thomas Test you notice the clients hip raises off the table and knee extends when the clients lays back on the table. What does this indicate?
Tight hip flexors and rectus femoris
This 1990's internet service provider was famous for their "You Got Mail" message when you logged onto the internet.
AOL (America Online)
Which proprioceptor plays a major role in the stretch reflex?
Muscle Spindle
What is the difference between velocity and acceleration?
Velocity is the rate of motion in a specific direction. Acceleration is the change of velocity over time.
Acceleration has a time component.
Moving a resistance closer to the body reduces ______ on the joint or body.
Torque
The distance from the resistance to the axis.
A left handed pitcher throws the ball to the catcher. Which way does the head rotate during the throwing phase?
Rotates to the left.
Madonna and Tom Hanks starred in this 1992 Baseball Movie which gave us the famous "There's no crying in baseball" quote.
A League of Their Own
Proprioceptive Neuromuscular Facilitation (PNF) stretching focus on using a contract and relax method. Which proprioceptor is being utilized in this type of stretching?
Golgi Tendon Organ
A track athlete competes an 800 meter race (2 laps) in a time of 1:58. What is the athletes distance and displacement for the event?
Distance = 800 meters (half mile)
Displacement = 0
The statement: "The optimum length for a stimulated muscle to produce maximum tension" or "a longer muscle is a stronger muscle" is the definition of a ______ ________ relationship.
Length-Tension Relationship
A runner has hip drop on the left side while they are running. What muscles are underactive and on which side of the body are they located?
Muscles: Glute medius and minimus
Right side of the body
50 First Dates,” “Hitch,” and “The Fifth Element” were among the first films that were released on what new colorfully-named disc format on June 20, 2006?
Blu-Ray