ANAT 315 Upper Limb ACTUAL Exam
Questions and CORRECT Answers
cubital fossa - CORRECT ANSWER - triangular space in anterior elbow, apex pointing
distally, forming a passage for neurovascular structures from arm into forearm
superior border of cubital fossa - CORRECT ANSWER - line between humeral
epicondyles
lateral border of cubital fossa - CORRECT ANSWER - brachioradialis
medial border of cubital fossa - CORRECT ANSWER - pronator teres
floor of cubital fossa - CORRECT ANSWER - brachialis (deep to biceps brachii)
roof of cubital fossa - CORRECT ANSWER - bicipital aponeurosis
contents of cubital fossa - CORRECT ANSWER - biceps brachii tendon
brachial a.
median n.
what superficial veins are in the cubital fossa but not part of it? - CORRECT ANSWER -
cephalic, basilic, and median cubital vv.
proximal radioulnar joint classification - CORRECT ANSWER - synovial, pivot
includes annular ligament
distal radioulnar ligament joint classification - CORRECT ANSWER - synovial, pivot
,includes anterior and posterior radioulnar ligaments
proximal and distal radioulnar joints function - CORRECT ANSWER - allows axial
rotation of radius relative to ulna in a motion known as pronation/supination
middle radioulnar joint classification - CORRECT ANSWER - solid, fibrous joint,
syndesmosis
includes interosseous membrane
middle radioulnar joint function - CORRECT ANSWER - facilitates the transfer of force
from radius (larger contact with carpals) to ulna (large contact with humerus)
bones of hand (carpals) - CORRECT ANSWER - scaphoid
lunate
triquetrum
psiform
hamate
capitate
trapezoid
trapezium
most frequently fractured carpal bone - CORRECT ANSWER - scaphoid
intercarpal joints classification - CORRECT ANSWER - synovial, plane/gliding
triangular fibrocartilaginous complex (TFCC) - CORRECT ANSWER - wedge-shaped
fibrocartilage that fills and supports the ulnocarpal side of the wrist joint
wrist joint classification - CORRECT ANSWER - synovial-condyloid joint
,involves the radius and proximal row of carpals, but not the ulna directly
distal radius with scaphoid and lunate is a ___ articulation - CORRECT ANSWER - direct
TFCC with triquetrum (outside radiocarpal capsule) is an ___ articulation - CORRECT
ANSWER - indirect
pisiform and the wrist joint is ___ an articulation - CORRECT ANSWER - not
wrist joint motions - CORRECT ANSWER - abduction(radial deviation)/adduction(ulnar
deviation), extension/flexion
metacarpophalangeal (MCP) joints 1-5 classification - CORRECT ANSWER - condyloid
metacarpophalangeal (MCP) joints 1-5 function - CORRECT ANSWER -
abduction/adduction, flexion/extension
carpometacarpal (CMC) joint 1 classification - CORRECT ANSWER - saddle (biaxial)
carpometacarpal (CMC) joint 1 function - CORRECT ANSWER - ab/adduction,
flexion/extension, opposition
interphalangeal (IP) joints classification - CORRECT ANSWER - hinge
interphalangeal (IP) joints function - CORRECT ANSWER - flexion/extension
carpometacarpal (CMC) joints 2-5 classification - CORRECT ANSWER - condyloid
, carpometacarpal (CMC) joints 2-5 function - CORRECT ANSWER - limited movement
muscular compartments of the forearm - CORRECT ANSWER - posterior and anterior
compartments
posterior compartment of forearm functions - CORRECT ANSWER - "extensor
compartment"
extensors of wrist
supinators of forearm
extensors of digits
posterior compartment of forearm innervation - CORRECT ANSWER - radial n.
anterior compartment of forearm functions - CORRECT ANSWER - "flexor
compartment"
flexors of wrist
pronators of forearm
flexors of digits
larger of the 2 compartments
anterior compartment of forearm innervation - CORRECT ANSWER - median n., ulnar n.
superficial layer of anterior compartment of forearm - CORRECT ANSWER - pronator
teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris
pronator teres proximal attachment - CORRECT ANSWER - medial humeral epicondyle
pronator teres distal attachment - CORRECT ANSWER - radius
Questions and CORRECT Answers
cubital fossa - CORRECT ANSWER - triangular space in anterior elbow, apex pointing
distally, forming a passage for neurovascular structures from arm into forearm
superior border of cubital fossa - CORRECT ANSWER - line between humeral
epicondyles
lateral border of cubital fossa - CORRECT ANSWER - brachioradialis
medial border of cubital fossa - CORRECT ANSWER - pronator teres
floor of cubital fossa - CORRECT ANSWER - brachialis (deep to biceps brachii)
roof of cubital fossa - CORRECT ANSWER - bicipital aponeurosis
contents of cubital fossa - CORRECT ANSWER - biceps brachii tendon
brachial a.
median n.
what superficial veins are in the cubital fossa but not part of it? - CORRECT ANSWER -
cephalic, basilic, and median cubital vv.
proximal radioulnar joint classification - CORRECT ANSWER - synovial, pivot
includes annular ligament
distal radioulnar ligament joint classification - CORRECT ANSWER - synovial, pivot
,includes anterior and posterior radioulnar ligaments
proximal and distal radioulnar joints function - CORRECT ANSWER - allows axial
rotation of radius relative to ulna in a motion known as pronation/supination
middle radioulnar joint classification - CORRECT ANSWER - solid, fibrous joint,
syndesmosis
includes interosseous membrane
middle radioulnar joint function - CORRECT ANSWER - facilitates the transfer of force
from radius (larger contact with carpals) to ulna (large contact with humerus)
bones of hand (carpals) - CORRECT ANSWER - scaphoid
lunate
triquetrum
psiform
hamate
capitate
trapezoid
trapezium
most frequently fractured carpal bone - CORRECT ANSWER - scaphoid
intercarpal joints classification - CORRECT ANSWER - synovial, plane/gliding
triangular fibrocartilaginous complex (TFCC) - CORRECT ANSWER - wedge-shaped
fibrocartilage that fills and supports the ulnocarpal side of the wrist joint
wrist joint classification - CORRECT ANSWER - synovial-condyloid joint
,involves the radius and proximal row of carpals, but not the ulna directly
distal radius with scaphoid and lunate is a ___ articulation - CORRECT ANSWER - direct
TFCC with triquetrum (outside radiocarpal capsule) is an ___ articulation - CORRECT
ANSWER - indirect
pisiform and the wrist joint is ___ an articulation - CORRECT ANSWER - not
wrist joint motions - CORRECT ANSWER - abduction(radial deviation)/adduction(ulnar
deviation), extension/flexion
metacarpophalangeal (MCP) joints 1-5 classification - CORRECT ANSWER - condyloid
metacarpophalangeal (MCP) joints 1-5 function - CORRECT ANSWER -
abduction/adduction, flexion/extension
carpometacarpal (CMC) joint 1 classification - CORRECT ANSWER - saddle (biaxial)
carpometacarpal (CMC) joint 1 function - CORRECT ANSWER - ab/adduction,
flexion/extension, opposition
interphalangeal (IP) joints classification - CORRECT ANSWER - hinge
interphalangeal (IP) joints function - CORRECT ANSWER - flexion/extension
carpometacarpal (CMC) joints 2-5 classification - CORRECT ANSWER - condyloid
, carpometacarpal (CMC) joints 2-5 function - CORRECT ANSWER - limited movement
muscular compartments of the forearm - CORRECT ANSWER - posterior and anterior
compartments
posterior compartment of forearm functions - CORRECT ANSWER - "extensor
compartment"
extensors of wrist
supinators of forearm
extensors of digits
posterior compartment of forearm innervation - CORRECT ANSWER - radial n.
anterior compartment of forearm functions - CORRECT ANSWER - "flexor
compartment"
flexors of wrist
pronators of forearm
flexors of digits
larger of the 2 compartments
anterior compartment of forearm innervation - CORRECT ANSWER - median n., ulnar n.
superficial layer of anterior compartment of forearm - CORRECT ANSWER - pronator
teres, flexor carpi radialis, palmaris longus, flexor carpi ulnaris
pronator teres proximal attachment - CORRECT ANSWER - medial humeral epicondyle
pronator teres distal attachment - CORRECT ANSWER - radius
