WorksheetsModule 14-16 study guide
Total questions: 59
Worksheet time: 30mins
According to the practical evidence, in comparison to intermittent compression, constant compression units are primarily used for what two purposes?
Preventing swelling and assisting in venous return
Preventing swelling and activating the lymphatic return mechanism
Activating the lymphatic return mechanism and assisting in venous return
Assisting in venous return and reduce ecchymosis
According to the practical evidence, knee flexion and knee extension motion is increased only _________ when continuous passive motion is used following knee arthroplasty?
2 to 3 degrees
4 to 5 degrees
6 to 7 degrees
8 to 9 degrees
After surgery, continuous passive motion is typically used for _______ hours a day.
8 to 10
2 to 4
4 to 6
6 to 8
Cervical and lumbar traction applies a force that separates vertebrae and increases the intervertebral space and leads to what effects? Select all that apply.
Reduces pressure on intervertebral disks
Reduces pressure on spinal nerve roots
Opens facet joints
Elongates soft tissue
Strengthens vertebral bone
Circumferential compression applies an equal amount of pressure to all parts of the extremity simultaneously.
True
False
Compression units should not be used until what pathologies have been ruled out? Select all that apply.
Fracture
Compartment syndrome
Acute sprain
Acute strain
Chronic arthritis
Continuous passive motion can possibly provide pain reduction via the gate mechanism, which occurs from the stimulation of afferent nerves located in what tissues?
Muscle and joint
Skin and muscle
Joint and skin
Skin, joint, and muscle
Continuous passive motion is more effective than static stretching when increasing range of motion due to soft tissue restriction.
true
false
Excess fluids that build up within a joint can lead to what inhibitory reflex?
Arthrogenic muscle inhibition
Accessory muscle inhibition
Altered muscle inhibition
Arthrometric muscle inhibition
In general, what percentage of the body weight will cause separation of the cervical spine when the patient is in a reclined position?
5 percent
10 percent
20 percent
30 percent
In healthy vertebrae, approximately what percentage of the spine’s weight-bearing load is transmitted through the facet joint?
5 percent
10 percent
20 percent
30 percent
In order to open the intervertebral space, approximately what degree of flexion should the cervical spine be placed in?
5 to 10 degrees
15 to 20 degrees
25 to 30 degrees
35 to 40 degrees
In what position should the lumbar spine be placed to open the facet joints?
Extension
Flexion
Neutral
Rotation
In what region(s) of the spine is stenosis most prevalent?
Cervical and lumbar
Cervical and thoracic
Sacral and lumbar
Thoracic and sacral
Intermittent compression is substantially more effective at treating lymphedema than post-traumatic edema.
False
True
Protein-rich matter is more responsive to intermittent compression than fluids
False
True
Robert Salter originally proposed the use of continuous passive motion and hypothesized that its application would be beneficial in which ways? Select all that apply.
Enhancing the nutrition and metabolic activity of articular cartilage
Stimulating tissue remodeling and regrowth of articular cartilage
Accelerating the healing of articular cartilage, tendons, and ligaments
Accelerating the healing of muscle tissues
Stimulating an increase in muscular strength and metabolic activity
The application of continuous passive motion is thought to stimulate the circulation of synovial fluid, which enhances the uptake of nutrients by what tissue in the knee?
Meniscal cartilage and articular cartilage
Articular cartilage only
Meniscal cartilage only
Neither meniscal cartilage nor articular cartilage
The decision to use continuous passive motion should be based on the specific pathology to be treated.
False
True
The design of what continuous passive motion device is similar to manually moving the patient’s limb through a range of motion?
Free linkage design
Anatomic design
Nonanatomic design
Locked linkage design
The effect and effectiveness of traction is related to which of the following? Select all that apply
Position of the body part
Position of the patient
Force and duration of traction
Angle of pull
Force of friction
The passive movements and elevation of the body part are components of continuous passive motion that increase which factors?
Venous return
Lymphatic and arteriole return
Venous and lymphatic return
Venous and arteriole return
The primary contraindications to intermittent compression are associated with the significant increase in flow through the venous system.
False
True
The pumping action created by continuous passive motion circulates synovial fluid and assists in the removal of what? Select all that apply.
Joint hemarthrosis
Periarticular edema
Blood from tissue surrounding the joint
Pitting edema
Lymphedema
There is an increase in venous blood flow from the leg when sequential compression is applied to the foot and leg when compared to intermittent compression of the calf alone.
True
False
Through what mechanism(s) does external compression reduce pain? Select all that apply.
Decreasing mechanical pressure
Restoring normal joint range of motion
Restoring normal joint function
Reducing secondary cell death
Blocking the transmission of nociceptive signals
Throughout a range of motion, when is joint volume normally at its greatest?
Full extension
Full flexion
Midrange between flexion and extension
Volume does not change throughout a range of motion
Traction applied with unilateral tension at a sagittal angle is a useful setup in the treatment of what pathologies? Select all that apply.
Unilateral facet joint pathology
Unilateral nerve root impingement
Unilateral muscle spasm
Unilateral disk protrusion
Spinal stenosis
What continuous passive motion design is most suitable for use with the knee?
Free linkage design
Anatomic design
Nonanatomic design
Locked linkage design
What do the fundamental effects of cervical and lumbar traction arise from?
Distraction of the vertebral segments
Rehydration of the disk
Elongation of the soft tissue structures
Opening of the facet joints
What is the common treatment duration when using lumbar or cervical traction to treat muscle spasm?
25 min
10 min
8 min
20 min
What is the normal pressure range when using intermittent compression to treat the upper extremity?
30 to 60 mm Hg
10 to 30 mm Hg
60 to 100 mm Hg
100 to 120 mm Hg
What plane is associated with the use of either a flexion or extension traction angle?
Transverse plane
Frontal plane
Sagittal plane
Frontal and sagittal plane
What type of traction is best suited for treating degenerative disk disease of the cervical spine?
Sustained traction with a flexion angle
Sustained traction with an extension angle
Intermittent traction with a flexion angle
Intermittent traction with an extension angle
When applying intermittent compression for long periods of time, which of the following should be checked regularly?
Capillary refill and unexpected pitting edema
Capillary refill and limb girth
Pitting edema and limb volume
Limb volume and limb girth
When compared to faster speeds, slower speeds of continuous passive motion are theorized to produce better tensile properties of healing tendons.
False
True
When examining the evidence, the effect of what traction variables is clearly understood?
Patient position and angle of pull
Amount of tension and duration of treatment
Amount of tension and angle of pull
Duration of treatment and patient position
When subacute or chronic conditions exist, what is an intermittent or sequential compression unit best used for? Select all that apply.
Reducing edema
Preventing edema
Decreasing ecchymosis
Preventing ecchymosis
Increasing lymphatic return
When treating lymphedema, what is the typical treatment time of intermittent compression?
5 minutes
20 to 30 minutes
60 minutes
Several hours
When treating the cervical spine, you should question the patient about sensation in what region(s) of the spine?
Cervical
Thoracic
Lumbar
Cervical, thoracic, and lumbar
When using external compression to treat lower leg edema, pressures of _______ have been shown to increase venous flow by 175 percent.
35 to 55 mm Hg
10 to 30 mm Hg
65 to 95 mm Hg
90 to 100 mm Hg
When using intermittent compression to treat lymphedema, what is the common duration of treatment?
20 min
10 min
30 min
Several hours
Where on the foot does external compression need to be applied to successfully reduce foot edema?
Plantar aspect
Dorsal aspect
Medial aspect
Lateral aspect
Which are considered contraindications to the use of continual passive motion? Select all that apply.
Unstable fracture
Uncontrolled infection
After joint debridement
After osteochondral repair
Tendon laceration
Which are contraindications to the application of intermittent compression? Select all that apply.
Primary and secondary lymphedema
Prevention of deep-vein thrombosis
Peripheral vascular disease
Arteriosclerosis
Thrombophlebitis
Which are indications for the use of intermittent compression as a treatment? Select all that apply.
Post-traumatic edema
Postsurgical edema
Prevention of deep-vein thrombosis
Dermatitis
Acute pulmonary edema
Which form of continuous passive motion device allows for compensatory motion between the patient’s extremity and the carriage of the device?
Free linkage design
Anatomic design
Nonanatomic design
Locked linkage design
Which form of traction allows the patient to self-administer the traction?
Manual traction
Intermittent traction
Positional traction
Sustained traction
Which of the following are indications to the use of lumbar traction? Select all that apply
Spinal cord compression
Rheumatoid arthritis
Nerve root compression
Acute injury
Osteoarthritis
Which of the following are indications to treat with continuous passive motion? Select all that apply.
After joint arthroplasty
Joint contracture
Thrombophlebitis
After meniscectomy
Spastic paralysis
Which of the following is considered a contraindication to the use of lumbar traction?
Nerve root compression
Radicular pain
Lumbar muscle spasm
Extruded disk fragmentation
Which of the following is not a benefit realized through the use of continuous passive motion?
Increased strength
Decreased apprehension to joint movement after surgery
Restoration of range of motion
Decreased functional shortening of muscle
Which of the following is reduced during the realignment of collagen that occurs with the use of continuous passive motion? Select all that apply.
Functional shortening of collagen
Cross-linking of collagen
Capsular adhesions
Tensile strength of tendon
Tensile strength of allografts
Which option below best represents the philosophy regarding the effects of continuous passive motion?
Motion that is never lost need never be regained. It is the regaining of movement that is painful.
Motion that is lost must be regained. It is the regaining of movement that is painful.
Motion that is lost must be regained. It is the loss of movement that is painful.
Motion that is never lost need never be regained. It is the loss of movement that is painful.
Which pathology can eventually cause the formation of osteophytes, which can cause the vertebral column to straighten?
Degenerative disk disease
Disk protrusion
Nerve root compression
Facet joint pathology
Which statement best describes sustained traction?
It is applied with a relatively small force for 45 minutes or less.
It is applied with a relatively small force for 60 minutes or more.
It is applied with a relatively large force for 45 minutes or less.
It is applied with a relatively large force for 60 minutes or more.
Which statement is true concerning the evidence of intermittent compression?
The efficacy of intermittent compression for increasing venous flow has not been substantiated.
The efficacy of intermittent compression for lymphedema is widely accepted.
Research has shown that intermittent compression is more effective than compression wrap and elevation for reducing pitting edema.
Research on the optimal treatment duration and duty cycle for reducing lymphedema is inconclusive.
Which statement is true concerning the pressure gradient created by the application of external compression?
The gradient between the tissue hydrostatic pressure and the capillary filtration pressure is increased.
A second pressure gradient is formed between the higher pressure in the proximal portion and the lower pressure in the distal portion.
Elevating the extremity during the treatment does not alter the pressure gradients.
Spreading solid edematous matter over a larger area with external compression allows more lymphatic ducts to absorb the wastes.
While continuous passive motion can be used on many different joints, what joint is it predominantly used with?
Knee
Shoulder
Ankle
Elbow
