Athletic Trainer Chapter 24 SMARTBOOK Test || Questions & Answers (100% Verified)
True or false: The radius is considered an extension of the humerus and is thicker proximally than distally - ANSWER - False
Identify the characteristics of the middle radioulnar joint - ANSWER - -It provides a surface for muscle attachment
-It has openings for blood vessels at the upper and lower ends
Identify the muscles of the forearm that are positioned anteriorly - ANSWER - -
Pronators
-Flexors
The major blood supply for the muscles of the forearm stems from the _____ artery - ANSWER - brachial
True or false: While observing an injured forearm, if a deformity is present, the patient is
observed pronating and supinating the forearm - ANSWER - False
The _____ is a bone of the forearm that is long, straight, and larger proximally than distally and may be thought of as a direct extension of the humerus - ANSWER - ulna
A characteristic of the middle radioulnar joint is that it is _____ - ANSWER - the junction
between the shafts of the ulna and the radius
The extensors of the wrist and fingers originate on the _____ - ANSWER - external condyle of the humerus
Except for the flexor carpi ulnaris and half of the flexor digitorum profundus, most of the flexor muscles of the forearm are supplied by the _____ nerve - ANSWER - median
An observation technique used in the assessment of injuries to the forearm is _____ - ANSWER - inspecting for deformities and swelling visually
Articulations associated with - ANSWER - Flexor retinaculum
Extensor muscles associated with - ANSWER - Brachioradialis
Flexor muscles associated with - ANSWER - Palmaris longus A technique for the treatment and care of contusions is _____ - ANSWER - use of rest, ice, compression, and elevation
The _____ is the region that connects the distal forearm to the hand - ANSWER - carpus
The _____ joins the carpal bones above and the phalanges below - ANSWER - metacarpal bone
The medial ligaments - ANSWER - They extend from the tip of the styloid process of the
ulna to the pisiform bone and the triquetral bone
The lateral ligaments - ANSWER - They extend from the styloid process to the radius to the navicular bone
The transverse carpel ligaments - ANSWER - They cross the volar aspect of the carpel bones
Identify a bony landmark that should be palpated in an injured forearm - ANSWER - Radial shaft
A symptom of contusion is _____ - ANSWER - hematoma and swelling
The carpus is formed by the _____ - ANSWER - distal aspect of the radius and the ulna
Due to a slight variation at its carpometacarpal joint, the thumb is classified as a _____ joint - ANSWER - saddle
The transverse carpal ligament serves as the roof of the carpal tunnel, in which the _____ nerve is often compressed - ANSWER - median
The flexor digitorum superficialis - ANSWER - The proximal interphalangeal joint
The flexor digitorum profundus - ANSWER - The distal interphalangeal joint
The extensor digitorum longus - ANSWER - The metacarpophalangeal joint
The _____ nerve enters the palm of the hand through the carpal tunnel and supplies three of the four thenar muscles - ANSWER - median
The _____ muscles act on the little finger - ANSWER - hypothenar
Lieu, a boxer, injures his right wrist while practicing and experiences immense pain. An athletic trainer immediately assesses the injury. In this scenario, in order to learn about
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