Multidirectional instability usually means weakness or instability in only 1 direction and can be congenital or posttraumatic.

Posterior glenohumeral joint dislocations are more common than anterior glenohumeral dislication.

Injury to the long thoracic nerve usually causes tricep weakness and atrophy.

Which of the following statements are true regarding measurement of the patient’s forced vital capacity (FVC)?1.  The patient can be sitting or standing.2.  Nose clips are not required.3.  It is an effort-dependent test.4.  Accurate results can be obtained without patient cooperation.    

Which of the following components are provided by pulmonary function testing?  Lung volumes/capacities  Pulmonary (airway) mechanics  Diffusion capacity of the lungs  Distribution of ventilation/perfusion

What type of obstruction is present below?  

A 36-year-old female patient has been complaining of shortness of breath.  She has worked in a textile factory for 15 years.  The following PFT values are hers.  What would be the correct evaluation for this patient?       TESTS                   ACTUAL             PREDICTED             %PREDICTED       FVC                          2.38                       3.9                              61%       FEV1                        1.83                        2.9                              63%       FEV3                        2.24                        3.7                              61%       FEV1/FVC %           77%                       74%                             ——       FEF25%-75%              2.5                          4.2                              59%       MVV                         76                           96                              79%       RV                            .61                           .97                             63%       TLC                          2.99                        4.85                            62%       DLCO                      6.8                           8.9                              76%

Which of the following provocation dosage represents a positive response to a methacholine challenge test? (1)  PD6FEV1 = 0.12 mg/ml (2)  PD12FEV1 = 0.24 mg/ml (3)  PD15FEV1 = 0.96 mg/ml (4)  PD22FEV1 = 3.8 mg/ml

The following patient is a 55-year-old male that has smoked for 30 pack/yrs.  What is the interpretation of his pulmonary function study based on the information below?       TESTS                   ACTUAL             PREDICTED             %PREDICTED       FVC                         2.17                       4.1                              53%       SVC                         2.62                       4.1                              64%       FEV1                       1.O4                      3.1                               34%       FEV3                        2.0                        3.9                               51%       FEV1/FVC%           48%                      76%                             ——       MVV                        1.6                        3.5                               46%       RV                            1.34                      0.82                            163%       FRC                         2.32                       1.64                            141%       TLC                         7.48                       4.92                            152%       DLCO                       4.4                        8.6                               51%

Which of the following is typically elevated in restrictive lung disease?  Lung volumes  Lung compliance  Airway resistance  Pressure needed to expand the lung.