WorksheetsENS 303 Kinetics & Neuro Review
Total questions: 32
Worksheet time: 18mins
How is kinetics different from kinematics?
Kinematics involves forces, while kinetics doesn't.
Kinetics involves forces, while kinematics doesn't.
They're actually the same thing.
Which of the following are forces that affect body motion?
Gravity
Muscles
Externally applied resistances
Friction
In a class ___ lever, the axis of rotation is located between the force and the resistance arm
1
2
3
In a class ___ lever, the force arm is always larger than the resistance arm
1
2
3
In a class ___ lever, the force arm is always smaller than the resistance arm
1
2
3
A majority of joints in the body are what kind of lever class?
1st
2nd
3rd
The brain. brain stem, and spinal cord make up which portion of the nervous system?
Central
Peripheral
The autonomic and somatic nervous system are branches of which nervous system?
Central
Peripheral
Sensory nerves are _____ while motor nerves are _____
Afferent, efferent
Efferent, afferent
Large muscles like the gastrocnemius that produce large forces have a relatively _____ ratio of muscle fibers
Small
Large
Which joint receptors are located primarily on the outer layer of the joint capsule
Ruffini Endings
Pacinian Corpuscles
Golgi Mazzoni Corpuscles
Golgi Ligament Endings
Free Nerve Endings
Which joint receptors are located primarily on the inner layer of the joint capsule
Ruffini Endings
Pacinian Corpuscles
Golgi Mazzoni Corpuscles
Golgi Ligament Endings
Free Nerve Endings
Which joint receptors are located primarily within ligaments?
Ruffini Endings
Pacinian Corpuscles
Golgi Mazzoni Corpuscles
Golgi Ligament Endings
Free Nerve Endings
Which joint receptors are located throughout the capsule and ligaments
Ruffini Endings
Pacinian Corpuscles
Golgi Mazzoni Corpuscles
Golgi Ligament Endings
Free Nerve Endings
The _____ is responsible for reciprocal inhibition
Golgi Tendon Organ
Muscle Spindle
Golgi Mazzoni Corpuscle
Pacinian Corpuscle
The _____ is responsible for autogenic inhibition
Golgi Tendon Organ
Muscle Spindle
Golgi Mazzoni Corpuscle
Pacinian Corpuscle
When I do bicep curls, my tricep automatically relaxes. This is due to _____
Reciprocal Inhibition
Autogenic Inhibition
When your body activates an antagonist and deactivates an agonist, it's called _____
Reciprocal Inhibition
Autogenic Inhibition
What is the primary purpose of myelinated axons?
Faster nerve conduction
Protection
Better motor control
Repolarization
What do group IA and II Stretch receptors sense
Muscle velocity and length change
Stretch of ligaments
Mechanical stress
Muscle tension
What do group Ib receptors or GTOs sense
Muscle velocity and length change
Stretch of ligaments
Mechanical stress
Muscle tension
Where are group IA receptors located
Muscle spindle - Central portion of the nuclear bag
Muscle spindle - Ends of the nuclear bag
Musculotendinous junction
Throughout capsule and ligaments
Where are group II receptors located
Muscle spindle - Central portion of the nuclear bag
Muscle spindle - Ends of the nuclear bag
Musculotendinous junction
Throughout capsule and ligaments
Where are GTOs located?
Muscle spindle - Central portion of the nuclear bag
Muscle spindle - Ends of the nuclear bag
Musculotendinous junction
Throughout capsule and ligaments
Which of the following are affarent muscle receptors
Stretch receptors
GTOs
Alpha/Gama recceptors
Ruffini Endings
Pacinian Corpuscles
Alpha Efferent receptors are located in the _____ while Gamma Efferent receptors are located in the _____
Inner layer of joint capsule/outer layer of joint capsule
Outer layer of joint capsule/Inner layer of joint capsule
Intrafusal muscle fiber/Extrafusal muscle fiber
Extrafusal muscle fiber/Intrafusal muscle fiber
Alpha efferent receptors sense _____ while Gamma efferent receptors sense _____
Contraction of the muscle spindle/contraction of the muscle
Contraction of the muscle/contraction of the muscle spindle
Compression of the joint capsule/Compression of ligaments
Compression of ligaments/Compression of the joint c apsu;e
What do Ruffini Endings sense?
Stretch of ligaments
High frequency vibration, acceleration, and high velocity changes in joint position
Stretch of joint capsule, changes in joint fluid and pressure, changes in joint position
Compression of joint capsule
Mechanical stress
What do Golgi Mazzoni Corpuscles sense?
Stretch of ligaments
High frequency vibration, acceleration, and high velocity changes in joint position
Stretch of joint capsule, changes in joint fluid and pressure, changes in joint position
Compression of joint capsule
Mechanical stress
What do Free Nerve Endings sense?
Stretch of ligaments
High frequency vibration, acceleration, and high velocity changes in joint position
Stretch of joint capsule, changes in joint fluid and pressure, changes in joint position
Compression of joint capsule
Mechanical stress
What do Golgi Ligament Endings sense?
Stretch of ligaments
High frequency vibration, acceleration, and high velocity changes in joint position
Stretch of joint capsule, changes in joint fluid and pressure, changes in joint position
Compression of joint capsule
Mechanical stress
How do you feel about the exam tomorrow?
