Upper Extremity Bones Quiz
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Questions and Answers

Which bone connects the shoulder to the elbow?

  • Clavicle
  • Radius
  • Scapula
  • Humerus (correct)

What is the bony prominence of the elbow known as?

  • Scapula
  • Humerus
  • Ulna (correct)
  • Clavicle

Which bone is involved in forearm rotation?

  • Humerus
  • Clavicle
  • Scapula
  • Radius (correct)

Which bone is commonly known as the collarbone?

<p>Clavicle (D)</p> Signup and view all the answers

Which bone is located on the upper back and forms part of the shoulder girdle?

<p>Scapula (B)</p> Signup and view all the answers

Which bones provide flexibility to the wrist joint?

<p>Carpal Bones (D)</p> Signup and view all the answers

How many metacarpal bones are there in each hand?

<p>Five (D)</p> Signup and view all the answers

How many phalanges does each finger have?

<p>Three (C)</p> Signup and view all the answers

Which bone runs parallel to the radius in the forearm?

<p>Ulna (B)</p> Signup and view all the answers

Which bone is the long bone of the upper arm?

<p>Humerus (D)</p> Signup and view all the answers

Which muscle is responsible for lifting the arm away from the body (abduction) and rotating the arm?

<p>Deltoid Muscle (C)</p> Signup and view all the answers

Which muscle is responsible for flexing the elbow joint and supinating the forearm (turning the palm upward)?

<p>Biceps (C)</p> Signup and view all the answers

Which muscle is responsible for extending the elbow joint?

<p>Triceps (B)</p> Signup and view all the answers

Which muscle is involved in movements like adduction and flexion of the shoulder joint?

<p>Pectoralis Major (B)</p> Signup and view all the answers

Which muscle is responsible for actions like extending, adducting, and internally rotating the arm at the shoulder joint?

<p>Latissimus Dorsi (A)</p> Signup and view all the answers

Which muscle plays a role in moving and stabilizing the scapula (shoulder blade) and supporting the neck?

<p>Trapezius (B)</p> Signup and view all the answers

Which group of muscles help stabilize the shoulder joint and facilitate various shoulder movements?

<p>Rotator Cuff Muscles (D)</p> Signup and view all the answers

Which group of muscles are responsible for movements at the wrist and fingers?

<p>Flexor and Extensor Muscles of the Forearm (B)</p> Signup and view all the answers

Which muscle plays a crucial role in various movements of the head and neck?

<p>Sternocleidomastoid (C)</p> Signup and view all the answers

Which muscle is often referred to as the 'six-pack' muscle due to its appearance when well-defined?

<p>Rectus Abdominis (B)</p> Signup and view all the answers

Flashcards

Bone connecting shoulder to elbow

The humerus is the long bone of the upper arm, connecting the shoulder to the elbow.

Elbow bony prominence

The ulna is a bone in the forearm, located on the pinky side.

Forearm rotation bone

The radius is a bone in the forearm, responsible for forearm rotation.

Collarbone

The clavicle is the bone connecting the sternum to the shoulder.

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Shoulder girdle bone

The scapula, or shoulder blade, is a flat bone on the upper back.

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Wrist flexibility bones

The carpal bones form the wrist joint, enabling wrist flexibility.

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Metacarpal bones per hand

Each hand has five metacarpal bones forming the palm.

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Phalanges per finger

Each finger has three phalanges, except the thumb, which has two.

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Forearm parallel to radius

The ulna runs parallel to the radius bone in the forearm.

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Upper arm long bone

The humerus is the long bone of the upper arm

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Arm raising muscle

The deltoid muscle is responsible for lifting the arm.

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Elbow flexing muscle

The Biceps muscle is responsible for flexing the elbow.

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Elbow extending muscle

The Triceps muscle is responsible for extending the elbow.

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Shoulder adduction/flexion muscle

The Pectoralis Major muscle is responsible for actions like adduction and flexion of the shoulder joint.

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Arm extending/adducting muscle

The Latissimus Dorsi muscle is responsible for actions like extending, adducting, and internally rotating the arm at the shoulder joint.

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Scapula stabilizing muscle

The Trapezius muscle is involved in supporting the neck and moving/stabilizing the scapula.

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Shoulder stabilizing muscle group

The Rotator Cuff Muscles help stabilize the shoulder joint during various movements.

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Wrist/finger movement muscles

The Flexor and Extensor Muscles of the Forearm are responsible for movements in the wrist and fingers.

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Head/neck movement muscle

The Sternocleidomastoid muscle is crucial for head and neck movements.

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Six-pack muscle

The Rectus Abdominis muscle is the 'six-pack' abdominal muscle.

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