Anatomy - 1st term Flashcards
moves a bone closer to the midline
adductor
has two origins
Biceps
largest muscle in a group
maximus
triangular in shape
deltoid
fibres run parallel to the midline
rectus
shortest muscle in a group
brevis
what is the action of this muscle: Triceps
extension of elbow
what is the action of this muscle: Abductor pollicis longus
abducts and extends thumb
what is the action of this muscle: Brachialis
flexion of the elbow
what is the action of this muscle: Flexor carpi radialis
abducts radial side of wrist
what is the action of this muscle: Extensor digitorum
extension of wrist
what is the action of this muscle: Deltoid
abducts the arm
Where is the head of the radius?
near the elbow
What are the bones of the hand called?
The carpal bones
Where is the head of the ulna?
Near the wrist
what is the action of this muscle: Extensor carpi ulnaris
extends ulna side of wrist
what is the action of this muscle: Abductor digiti minimi
abducts little finger
what is the action of this muscle: Extensor carpi radialis
extends radial side of the wrist
what is the action of this muscle: Triceps
extends elbow
what is the action of this muscle: Extensor pollicis longus
extends thumb
what is the action of this muscle: Opponens pollicis
opposes thumb to fingertips
Which muscles form the rotator cuff?
Supraspinatus
Infraspinatus
Teres minor
Subscapularis
Where would you be able to feel the pulse of the brachial artery?
cubital fossa
Which bone articulates superiorly with the calaneus?
talus
Name the insertion point of peroneus longus
base of 1st metatarsal
Name the insertion point of extensor digitorum longus
middle and distal phalanges of 2nd to 5th toes
Insertion point of gastrocnemius?
calcaneus
Insertion point of peroneus brevis?
tuberosity of 5th metatarsal
Insertion point of tibialis anterior?
medial cuneiform
What links the tip of the patella with the tibial tuberosity?
patellar ligament
Name the following bones:
1. inside of the ankle
2. shinbone
3. kneecap
4. heel bone
- Medial malleolus
- Tibia
- Patella
- Calcaneus
Which nerve roots supply the leg and foot?
L1-S5 spinal nerve roots
Which artery may be felt between the lateral and middle cuneiform bones?
dorsalis pedis artery
The phalanx nearest the tip of each toe is referred to as?
distal phalanx
What are the 7 Tarsal bones?
calcaneus, talus, cuboid, navicular, and the medial, middle, and lateral cuneiforms
Which bone is the lateral malleolus part of?
fibula
What is the name of the hollow on the posterior surface of the knee?
popliteal fossa
Example of a ball and socket joint
shoulder or hip
Example of a hinge joint
knee or elbow
Example of a gliding joint
intercarpal or intertarsal
Example of a pivot joint
radio-ulnar or atlantoaxial
Example of a cartilaginous joint
intervertebral or symphysis pubis
straightening or bending backward of the joint
extension
Movement towards the midline of the body
adduction
Turning the palm of the hand up
supination
The movement which brings the tip of the thumb to the tip of any one of the fingers of the same hand
opposition
Turning the sole of the foot inwards
inversion
Movement around the long axis of the bone
rotation
The major artery carrying blood to the leg through the inguinal crease
Femoral artery
the nerve which supplies the back of the leg and produces the major nerve branches which supply the lower leg
Sciatic nerve
a general name given to a hole/channel through bone (which often forms the passage for blood
vessels or nerves)
foramen
the name given to the space through which the tendons, nerves, and vessels of the hand pass
through the wrist
carpal tunnel
the general term which relates to a triangular muscle
deltoid
a general name given to the type of structure which joins bone to bone
ligament
the bony shelf on the calcaneus which provides support for the talus
sustentaculum tali
The largest muscle in the human body and the one which extends the hip against gravity
Gluteus Maximus
a general name given to pairs of muscles which act in opposite ways around a joint
Antagonistic pair
The part of the nervous system which excludes the brain and spinal cord
Peripheral nervous system
What is the anatomical name given to the crease at the back of the knee?
Popliteal
Which bone does the tendon of Flexor Carpi Ulnaris insert into?
PISIFORM
What does the Brachioradialis do?
Flexes the forearm
Describe the location of the origin of Flexor Carpi Radialus
MEDIAL EPICONDYLE OF THE HUMERUS
Name THREE muscles that flex the wrist
FLEXOR CARPI ULNARIS
FLEXOR CARPI RADIALIS
PALMARIS LONGUS
Which muscle inserts into the middle and distal phalanges of the 2nd to 5th toes?
EXTENSOR DIGITORUM LONGUS
Which muscle abducts the thumb?
ABDUCTOR POLLICIS LONGUS
which muscle flexes the knee (when crossing the legs)?
SARTORIUS
which muscle abducts the arm at the shoulder?
Deltoid
which muscle everts the foot?
PERONEUS LONGUS OR BREVIS
which muscle laterally rotates the femur?
PIRIFORMIS
which muscle originates on the coracoid process of the scapula?
BICEPS BRACHII (one head)
which muscle inserts into the base of the 5th metacarpal?
EXTENSOR CARPI ULNARIS
which muscle inserts into the olecranon process?
TRICEPS
What is the action of an abductor muscle?
movement away from the midline of the body
A muscle which has “minimus” in its name suggest it is…
The smallest
The arm and the shoulder are supplied by which nerves?
C3 - T2 nerve roots
Muscles which originate on the lateral epicondyle of the humerus include…?
extensor carpi ulnaris
extensor digitorum
extensor digiti minimi
Which muscle helps to oppose the thumb to the fingertips?
opponens pollicis
Which of the following is a feature of sensory nerves?
they detect pain
Which three bones articulate at the knee?
FEMUR, TIBIA and FIBULA
Give ONE example of a sesamoid bone.
PISIFORM OR PATELLA
What is the term for a curved surface of a bone that forms part of a joint?
condyle
Name two bones that form part of the axial skeleton.
VERTEBRAE
RIBS
STERNUM
SACRUM
COCCYX
What is the term for a bony feature that is hollow (from the Latin term for ditch)?
Fossa
What is superior?
Towards the top of the head
What is distal?
further from the origin of the limb
What is Dorsal?
The back of a body part
Which bones articulate with the clavicle?
scapulae and manubrium
What kind of joint is the wrist joint?
Condyloid synovial joint
What is an example of a saddle joint?
Sternoclavicular
Base of thumb / first carpometacarpol joint
Which bones articulate with the clavicle?
Scapulae and manubrium
The sartorius muscle, adductor longus muscle, and the inguinal ligament forms the border of what?
femoral triangle