Anatomie Membre Superieur Flashcards
What is the primary function of the upper limb?
To facilitate movement and manipulation of objects.
How many bones are in the adult human upper limb?
The adult human upper limb contains 30 bones.
What are the three main regions of the upper limb?
The shoulder, arm, and forearm.
True or False: The clavicle is part of the upper limb.
True.
What is the name of the bone that forms the upper arm?
Humerus.
Fill in the blank: The ________ connects the arm to the trunk.
Clavicle.
Which bone is located on the lateral side of the forearm?
Radius.
What is the function of the scapula?
To provide attachment points for muscles and facilitate shoulder movement.
Multiple choice: Which bone is NOT part of the upper limb? A) Humerus B) Femur C) Clavicle
B) Femur.
What are the two main types of joints found in the upper limb?
Synovial and fibrous joints.
True or False: The ulna is the larger bone in the forearm.
False.
What type of joint is the shoulder joint?
Ball-and-socket joint.
What is the anatomical term for the wrist?
Carpus.
Fill in the blank: The ________ is the bone of the arm that articulates with the scapula.
Humerus.
What is the function of the rotator cuff?
To stabilize the shoulder joint.
Multiple choice: Which of the following is a carpal bone? A) Scaphoid B) Humerus C) Femur
A) Scaphoid.
What is the primary action of the biceps brachii muscle?
Flexion of the elbow.
True or False: The trapezius muscle is located in the upper limb.
True.
What nerve is primarily responsible for the sensation of the skin over the lateral aspect of the forearm?
Musculocutaneous nerve.
What is the main artery supplying the upper limb?
Subclavian artery.
Fill in the blank: The ________ is the main extensor muscle of the elbow.
Triceps brachii.
What is the role of the flexor retinaculum?
To hold the tendons of the flexor muscles in place at the wrist.
Multiple choice: Which muscle is responsible for shoulder abduction? A) Latissimus dorsi B) Deltoid C) Pectoralis major
B) Deltoid.
What is the term for the thumb’s opposition movement?
Opposition.
True or False: The upper limb has a greater range of motion than the lower limb.
True.
What is the primary function of the flexor muscles of the forearm?
To flex the wrist and fingers.
Fill in the blank: The ________ is a major nerve that innervates the majority of the muscles in the forearm.
Median nerve.
What is the role of the axillary nerve?
To innervate the deltoid and teres minor muscles.
Multiple choice: Which of the following muscles is involved in shoulder adduction? A) Supraspinatus B) Pectoralis major C) Infraspinatus
B) Pectoralis major.
True or False: The radius and ulna are parallel in a supinated position.
True.
What is the name of the joint between the radius and the carpal bones?
Radiocarpal joint.
Fill in the blank: The ________ muscle is responsible for wrist extension.
Extensor.
What is the term for the condition of wrist pain caused by repetitive motion?
Carpal tunnel syndrome.
What is the primary role of the deltoid muscle?
Shoulder abduction.
Multiple choice: Which structure forms the anatomical snuffbox? A) Scaphoid B) Trapezium C) Both A and B
C) Both A and B.
True or False: The upper limb has a greater amount of muscle mass than the lower limb.
False.
What is the primary blood supply to the arm?
Brachial artery.
Fill in the blank: The ________ is the primary muscle for elbow extension.
Triceps brachii.
What is the name of the joint between the humerus and scapula?
Glenohumeral joint.
Multiple choice: Which of the following muscles is a primary flexor of the elbow? A) Biceps brachii B) Triceps brachii C) Brachioradialis
A) Biceps brachii.
True or False: The hand has more bones than the forearm.
True.
What is the term for the bony prominence on the lateral side of the elbow?
Lateral epicondyle.
Fill in the blank: The ________ is the muscle that allows for the pronation of the forearm.
Pronator teres.
What is the primary function of the skin on the palm of the hand?
To provide grip and sensation.
Multiple choice: Which nerve is responsible for the sensation in the palm of the hand? A) Ulnar nerve B) Radial nerve C) Median nerve
C) Median nerve.
True or False: The upper limb has three major nerves: median, ulnar, and radial.
True.
What is the primary function of the pectoralis major muscle?
Shoulder flexion, adduction, and medial rotation.
Fill in the blank: The ________ is a band of connective tissue that helps stabilize the wrist.
Flexor retinaculum.
What is the primary action of the supinator muscle?
Supination of the forearm.
Multiple choice: Which of the following is NOT a carpal bone? A) Pisiform B) Capitate C) Asis
C) Asis.
True or False: The ulnar nerve is responsible for the movement of the majority of intrinsic hand muscles.
True.
What is the function of the anconeus muscle?
To assist in elbow extension.
Fill in the blank: The ________ is the largest nerve of the brachial plexus.
Median nerve.
What is the primary role of the supraspinatus muscle?
Initiation of shoulder abduction.
Multiple choice: Which muscle is responsible for wrist flexion? A) Extensor carpi radialis B) Flexor carpi ulnaris C) Flexor carpi radialis
C) Flexor carpi radialis.
True or False: The carpal bones are arranged in two rows.
True.
What is the term for the thumb’s ability to touch the tips of the other fingers?
Opposition.
Fill in the blank: The ________ is the muscle that assists in the flexion of the forearm during lifting.
Brachialis.
What is the primary action of the extensor digitorum muscle?
Extension of the fingers.
Multiple choice: Which of the following muscles is NOT involved in shoulder rotation? A) Infraspinatus B) Subscapularis C) Biceps brachii
C) Biceps brachii.
True or False: The flexor carpi ulnaris muscle is located on the anterior side of the forearm.
True.
What is the function of the lumbrical muscles in the hand?
To flex the metacarpophalangeal joints and extend the interphalangeal joints.
Fill in the blank: The ________ muscle assists in the adduction of the arm.
Teres major.
