Ch 8 A&P Joints Pt 2

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Structure C and D collectively form which of the following? a)ligament b)bursae c)articular capsule d)synovial membrane

Articular capsule

Which movement increases the angle between articulating bones? a)extension b)flexion c)supination d)adduction

Extension

The origin of a muscle is attached to the movable bone. a)True b)False

False

Which structure is composed primarily of dense irregular connective tissue? A-Ligament B-Articular cartilage C-Synovial membrane D-Fibrous capsucle

Fibrous capsucle

Which joint in the above figure is limited to nonaxial gliding movements? C - Thumb E - Intercarpal F - Interphalangeal D - Knuckle

Intercarpal

Which joint in the body is most susceptible to sports injuries? a)wrist b)knee c)shoulder d)elbow

Knee

In a sprain, the ________ of a joint are stretched or torn. a)tendons b)muscles c)bones d)ligaments

Ligaments

What is the most important stabilizing factor for most synovial joints? a)the shape of the articular surfaces b)muscle tone c)the size of the reinforcing ligaments d)synovial fluid

Muscle tone

The thumb joint indicated by C mediates which of the following special movements? a)opposition b)elevation c)dorsiflexion d)inversion

Opposition

When a person makes a pinching motion with their thumb and forefinger they are performing a movement called ________. a)retraction b)elevation c)opposition d)supination e)dorsiflexion

Opposition

Synovial fluid does NOT ________. a)reduce friction between the articular cartilages b)contain phagocytic cells c)prevent the articulating bones from dislocating d)nourish the cartilage cells in the joint

Prevent articulating bones from dislocating

Synovial joints are classified into six main categories based on ________. a)the shape of their articular surfaces b)their location c)their size d)the amount of synovial fluid found in the joint cavity

Shape of their articular surfaces

People who grind their teeth are likely to damage their ________. a)glenohumeral joint b)temporomandibular joints c)tibiofemoral joint d)coxal joint

Temporomandibular joints

Which of the following is NOT a muscle of the rotator cuff? a)teres minor muscle b)biceps brachii muscle c)infraspinatus muscle d)supraspinatus muscle e)subscapularis muscle

biceps brachii muscle

Which of the following is NOT a factor that contributes to joint stability? a)number and positioning of reinforcing ligaments b)amount of synovial fluid in the joint cavity c)shape of the articulating surfaces d)amount of muscle tone applied to tendons that cross the joint

Amount of synovial fluid in the joint cavity

Extension is an example of a(n) ________ movement. a)nonaxial b)gliding c)angular d)rotational

Angular

Which of the following terms describes the functional classification of the illustrated joint with regard to its range of movement? a)synovial b)diarthrotic c)synarthrotic d)amphiarthrotic

Diarthrotic

Which type of movement occurs at the intercarpal and intertarsal joints? a)gliding movement b)rotation c)opposition d)uniaxial movement

Gliding movement

Which of the following is NOT a structural feature of synovial joints? a)a fluid-filled joint cavity b)reinforcing ligaments c)bone ends united by fibrocartilage d)bone ends covered with hyaline cartilage

bone ends united by fibrocartilage

Which of the following is a hinge joint? A-Shoulder B-Radioulnar F-Interphalangeal D-Knuckle

Interphalangeal

The generalized model for the structural type of joint illustrated shares the LEAST number of features with which of the following? a)intervertebral joint b)elbow joint c)intercarpal joint d)knee joint

Intervertebral joint

The synovial membrane ________. a)functions as a cushion between opposing bones b)covers and protects the articulating bone surfaces c)reinforces the joints so that the opposing bones are not pulled apart d)lines the inside of the fibrous joint capsule

Lines the inside of the fibrous joint capsule

Which inflammatory joint disease is caused by the bites of ticks that live on mice and deer? a)gouty arthritis b)lyme disease c)bursitis d)rheumatoid arthritis

Lyme disease

If a torn anterior cruciate ligament (ACL) is not properly repaired, the consequences could include the inability to prevent ________. a)medial rotation of an extended knee b)lateral rotation of an extended knee c)forward sliding of the tibia on the femur d)forward sliding of the femur

forward sliding of the tibia on the femur

Which of the following is CORRECTLY paired? a)uniaxial joint: permits only slipping or gliding movements b)nonaxial movement: no movement c)multiaxial movement: movement in all three planes and around all three axes d)biaxial joint: permits movement in one plane and around one axis

multiaxial movement: movement in all three planes and around all three axes

Which of the following is CORRECTLY matched? a)bursitis: urate crystals in the joint b)tendonitis: inflammation of the joint c)osteoarthritis: chronic degenerative joint disease d)gout: inflammation of the tendons

osteoarthritis: chronic degenerative joint disease

Most joints of the body are classified as ________ joints. a)synovial b)immovable c)fibrous d)cartilaginous

Synovial

The MAIN contributors to hip joint stability are __________. a)the bulky hip and thigh muscles surrounding the joint b)the muscle tendons that cross the joint c)the deep socket of the joint and strong capsular ligaments d)the rotator cuff muscles

the deep socket of the joint and strong capsular ligaments

The shoulder and hip are examples of ________. a)plane joints b)hinge joints c)ball-and-socket joints d)condylar joints e)pivot joints

Ball-and-socket joints

Which of the following is one difference between bursae and tendon sheaths? a)Bursae contain a thin film of synovial fluid, while tendon sheaths lack synovial fluid altogether. b)Bursae serve as cushioning fat pads between adjacent structures, while tendon sheaths reduce friction between adjacent structures. c)Bursae are only found in synovial joints, while tendon sheaths are only found in fibrous joints. d)Bursae are flattened fibrous sacs wedged between adjacent structures, while tendon sheaths are elongated fibrous sacs that wrap around tendons.

Bursae are flattened fibrous sacs wedged between adjacent structures, while tendon sheaths are elongated fibrous sacs that wrap around tendons.

Which joint moves only by a uniaxial movement around its own axis? F-Interphalangeal B-Radioulnar C-Thumb D-Knuckle

Radioulnar

Which type of joint allows opposition? a)pivot joint b)saddle joint c)condylar joint d)hinge joint

Saddle joint

Which joint has sacrificed stability to provide great freedom of movement? a)ankle b)shoulder c)elbow d)knee

Shoulder


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