Kinesiology Final Exam
The Q angle is usually _____ or less for males and _____ or less for females.
15;20
Which of the following is the Law of Acceleration?
A change in the acceleration of a body occurs in the same direction as the force that caused it.
Which of the following best describes inertia?
A measure of an object's resistance to change motion
Which of the following is affected by the shape and size of a muscle?
Ability of a muscle to produce force
Which term best describes this statement: "The behavior of bone will vary with the direction of the load application?"
Anisotropic
Muscles provide all of the following except?
Attachment points for other muscles
Which of the following does not affect joint range of motion?
Bone density
Which of the following is a true statement regarding agonist muscles?
Causes a joint motion through a specified plane of motion when contracting concentrically
Name the lever
Class 1
Name the lever: diving board
Class 2
Name the Lever: stapler
Class 3
Name the lever: girl fishing
Class 3
Zero acceleration indicates that velocity is
Constant
Which of the following is true regarding concentric muscle contractions?
Contractions cause movement against gravity or resistance
Which of the following is not true regarding the quadriceps muscle group?
Covered by the vastus fascia
When the paths followed by the points on an object are curved, so the direction of motion is constantly changing, but the orientation of the object does not change
Curvilinear translation
Which parameter is defined as "the total change in position?"
Distance
What term is used to describe the motion of bringing the dorsum of the foot closer to the anterior leg?
Dorsiflexion
Which of the following actions is not performed by the trapezius?
Downward rotation
The stability of the glenohumeral joint is enhanced by its significant mobility.
Extremely false
A muscle can cause itsefl to enlongate
False
All muscles in the human body cross only one joint.
False
Antagonist muscles are known as primary or prime movers or muscles most involved in a joint action.
False
Fusiform muscle fiber arrangement results in a circular pattern.
False
Minor variations in the point of force application have no effect in determining the effective force of the muscle.
False
Motion where all points of an object travel the same distance along a curved path is considered angular motion.
False
The acetabular femoral joint is reinforced by an extremely weak ligamentous capsule and the stability of this joint is attributed to the surrounding musculature.
False
The coracobrachialis muscle inserts on the coracoid process.
False
The distal malleoli of the tibia and fibula serve as pulleys for the posterior tendons to increase the mechanical advantage of the respective muscles in performing dorsiflexion and plantar flexion actions.
False
The elbow joint is a hinge-type joint that allows for internal and external rotation.
False
The insertion of the deltoid muscle is the humeral tuberosity on the lateral humerus.
False
The levator scapulae muscle is responsible for upward rotation of the inferior angle of the scapula
False
The popliteus originates on the medial aspect of lateral femoral condyle
False
The shape and arrangement of muscle fibers affect the muscle's ability to relax.
False
The structural instability of the acetabular femoral joint makes this joint susceptible to subluxations and dislocations.
False
The synergist muscle of an activity is considered to be the primary mover.
False
The wrist is proximal to the elbow.
False
There are seven types of diarthrodial joints.
False
When the body is in fundamental position, the thumb is on the anterior side of the hand.
False
With the exception of the glenohumeral joint, the acetabular femoral joint is the least mobile joint of the body.
False
Elbow extension where the triceps applies force to olecranon process in extending the non-supported forearm at the elbow is an example of which type of lever arrangement?
First class
Which of the following is the sole action of the brachialis muscle?
Flexion of the elbow
Kinematics is the description of motion and includes consideration of each of the following except?
Forces
Actions of the elbow and radioulnar joints occur in all of the following planes except?
Frontal
Which of the following is a proprioceptor associated with muscle tissue?
Golgi Tendon Organ
Each of the following joints allows a slight amount of motion to occur except?
Gomphosis
There are only 2 groups of muscles that are considered to be "intrinsic" to the hand
Hypothenar and thenar
Following the size principle, in what order are motor units recruited?
I, IIa, IIb
Which of the following is a proprioceptor?
Interneuron
The ligaments of the elbow include all of the following except?
Interosseus
Which of the following is not true with respect to an isometric muscle contraction?
Is considered to be a dynamic contraction
Which of the following is not an example of a movement in the sagittal plane?
Lateral flexion
Which of the following types of machine is most common in the musculoskeletal system arrangements of the human body?
Levers
The mechanisms responsible for shock absorption in the foot are the__________, ___________, and ___________.
Medial, lateral, and transverse arches
Which of the following is the insertion of the pronator teres muscle?
Middle 1/3 of the lateral surface of the radius
List three of the ways that muscles are named and provide an example of each.
Muscles are named based on their characteristics. Three ways they can get their name is their shape such as the deltoid, their direction of fibers such as the obliques and their location such as the rectus femoris.
Which of the following is an origin of the latissimus dorsi muscle?
Posterior crest of the ilium
Actions of the biceps brachii include all of the following except?
Pronation of the forearm
Which of the following muscles does not act in flexion of the elbow?
Pronator quadratus
What are the two type classifications of linear motion?
Rectilinear and Curvilinear
Which of the following is not a structure associated with the shoulder joint?
Ribs
Which group of bones are all examples of flat bones?
Ribs, sternum, scapula
What is the type and classification of the joint unique to the hand?
Saddle joint
What does the kinetic link principle refer to?
Sequential body segment movement
In the three-component model of muscle, which component most closely corresponds to the tendon?
Series elastic component
1) Describe what movement is taking place with respect to the shoulder and elbow joints(flexion, extension, etc.)? 2) List what muscles would be performing a concentric contraction during this phase of the movement.
Shoulder joint: flexion—Concentric muscle contractions: pectoralis major, anterior deltoid, coracobrachialis and biceps brachii (scapula:abduction/upward rotation: serratus anterior, pectoralis minor and the trapezius) Elbow joint: extension/static—no concentric contractions
Which of the following is not correct regarding the knee joint proper?
Sometimes referred to as trochoginglymus joint due to internal and external rotation occurring when in full extension
Which of the following best describes the anatomical location of the head with respect to the left arm?
Superior and medial
Which of the following muscles of the shoulder joint are located on the posterior surface of the scapula?
Supraspinatus
Which activity, when performed in moderate amounts, does the least to maintain bone strength?
Swimming
Which of the following statements is false regarding the proportional relationship between force components and resistance components?
The closer the force application is to the axis of rotation the greater the amount of resistance that can be moved
Which of the following is true regarding an eccentric muscle action?
The force developed by the muscle is less than that of the resistance
Which of the following is true of the hand/wrist joint and the foot/ankle
The hand/wrist contains 29 bones while the foot/ankle contains 26
Which phrase best defines biomechanics?
The study of the structure and function of biologic systems by means of the methods of mechanics
The pennate type of muscle fiber arrangement may be classified by the following terms except?
Tripennate
All muscle contractions are classified as either isometric or isotonic.
True
Diarthrodial joints are also known as synovial joints
True
Friction is the force that results from the resistance between the surfaces of two objects from moving one moving upon another
True
Generally, as a muscle gets longer, its ability to exert force increases.
True
If at first you don't succeed, skydiving probably isn't for you.
True
In a first class lever arrangement the agonist and antagonist muscle groups may contract simultaneously on either side of a joint axis.
True
It is against the law for a man living in North Carolina to be buried in South Carolina?
True
Normally, the hip joint can be abducted to approximately 35 degrees.
True
Of all the movements possible in the joints of the body, flexion/extension is the most commonly occurring.
True
Short force arms and long resistance arms require greater muscular force to produce movement as compared to longer force arms with a long resistance arm.
True
Tears in menisci can occur due both compression and shear forces during rotation while flexing or extending during quick directional changes in running.
True
The actions of serratus anterior include abduction and upward rotation.
True
The fibula is not part of the ginglymus articulation of the knee joint.
True
The knee joint is the largest joint in the body.
True
The serratus anterior performs abduction in the transverse plane.
True
The term "innervation" is used to describe providing a stimulus to muscle fibers within a specific muscle or portion of a muscle.
True
Which is not a way that muscle attaches to bone?
Via a sarcolemma
Which of the following is Newton's Law of Inertia?
a body in motion tends to remain in motion at the same speed in a straight line unless acted on by a force
The origin of the rectus femoris muscle is the anterior inferior iliac spine and the groove (posterior) above the _____.
acetabulum
The most laterally located bony landmark of the scapula is the _____.
acromion process
In basketball and soccer injury to the _____ occurs much more commonly to females than to males.
anterior cruciate ligament
Which property of muscle is not also a property of another type of tissue?
contractility
The right and left deltoid muscles are _____ to one another.
contralateral
During which type of contraction is the greatest muscle force possible?
eccentric
Which of the types of muscle contraction is usually utilized in causing an object's deceleration?
eccentric
If the plastic region is surpassed, what occurs?
failure
The frontal plane divides the body into _____.
front and back halves
Holding a box while waiting for your friend to open a door is an example of what type of contraction?
isometric
What are the "base" units for a Newton (i.e., what units make up a Newton)?
kg-m/s2
A _____ analysis would be used to determine the amount of force necessary to lift a 200-lb barbell in a squat.
kinetic
Viscoelastic materials exhibit a stress-strain relationship that is
linear and nonlinear
A vector is a parameter that is described by _____ and _____.
magnitude, direction
The subconscious mechanism by which the body is able to regulate posture and movement is _____.
proprioception
Which of the following is not a shape by which muscles are categorized?
radial
Elbow extension takes place in what plane?
sagittal
During a biceps curl, the deltoid acts as a(n)
stabilizer
When a muscle contracts
the origin and insertion receive equal forces.
Shaking the head "No" occurs in which plane?
transverse
