Kinesiology CH. 6-7
More movement occurs with radial deviation compared to ulnar deviation
False
True or False - In the anatomical position, the radius is medial to the ulna.
False
What is the sole purpose of the brachialis?
Flexion of the elbow
Medial epicondyle, medial condyloid ridge & coronoid process are origins for which muscles?
Flexors
Which of the following statements is NOT true regarding the wrist and hand joints?
Forms 16 phalanges
Actions of the elbow AND radioulnar joints occur in all of the following planes except?
Frontal
The wrist joint moves through the _______________ plane about the _______________ axis with ulnar and radial deviation.
Frontal; sagittal
The elbow joint is also known as what type of joint? _____________
Hinge
All of the following are bony landmarks located on the humerus except?
Olercranon fossa
In order to obtain the greatest amount of active wrist extension, you should place the fingers in ________________.
Relaxed flexion
Flexion of the elbow & supination of the forearm occur about the __________ & __________ axes, respectively.
Sagittal, longitudinal
The 3rd metacarpophalangeal joint moves in which of the following planes?
Sagittal; transverse
The middle phalange is reference point to differentiate abduction and adduction
True
The most proximal joint of the thumb is the carpometacarpal joint
True
True or False - "Carpal Tunnel Syndrome" is swelling and inflammation from increased pressure in carpal tunnel that results in decreased function of the median nerve.
True
True or False - Each finger has three interphalangeal joints while the thumb has only two.
True
True or False - Motions of the wrist joint include flexion, extension, abduction and adduction.
True
True or False - Movement of the forearm away from the shoulder by straightening the elbow to increase its angle is known as extension.
True
True or False - Normally, the wrist has more adduction range of motion than abduction range of motion.
True
metacarpophalangeal joints have abduction and adduction movements
True
Actions of brachioradialis muscle in all of the following except:
Weak flexion of the shoulder
Which of the following muscles does not perform wrist extension?
abductor pollicis longus
Which of the following muscles performs abduction of the thumb?
abductor pollicis longus
If the tricep is the agonist muscle, what muscles are considered its antagonist
biceps brachii, brachialis, brachioradialis
True or False - All of the wrist and hand muscles are innervated from the radial and median nerves of the brachial plexus.
false
Which of the following muscles flexes the distal interphalangeal joints of the fingers?
flexor digitorum profundus
Proximal interphalangeal joint motion occurs about the ______________ axis.
frontal
If the supinator is the agonist muscle, what muscles are considered its antagonist
prontator teres, pronator quadratus, bracioradialis
if the pronator teres is the agonist muscle, what muscles are considered its antagonist
supinator, biceps brachii, brachioradialis
Name three of the eight carpal bones of the wrist.
trapezoid, hamate, capitate
If the brachialis is the aganoist muscle, what muscles are considered its antagonist
triceps brachii, anconeous
All wrist motion occurs primarily between the radius and proximal carpal row
true
True or False - Opposition is movement of the thumb across palmar aspect to oppose any or all of the phalanges.
true
True or False - The extensor carpi ulnaris & flexor carpi ulnaris are the prime movers in ulnar deviation.
true
True or False - The muscles that are considered to be the agonists of phalangeal flexion include flexor digitorum superficialis, flexor digitorum profundus, and flexor pollicis longus.
true
True or False: The ulna is larger proximally, while the radius is larger distally.
true
each finger has two interphalangeal joints
true
wrist joint range of motion occurs in sagittal and frontal planes of motion
true
Supination is palm ______________ to palm ______________ position. Pronation is palm ______________ to palm ______________ position.
up, down; down, up
