Module 1 and 2 Practice Spotter Questions/Spotter 1 Answers Flashcards by Sarah Rullo

Identify the pinned suture
What TWO cranial bones does this suture connect

Squamous
Temporal and Parietal

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Identify the pinned muscle (be specific!)
What is the nerve (and nerve root origin) that innervates this muscle

Short head of biceps brachii
Musculocutaneous c5-c6-c7

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Several bones comprise the structure commonly known as the “cheekbone”. The image on display depicts a fracture of these structures, known as a “Tripod Fracture”. Identify the three bones affected by this injury.

1: Zygomatic

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Identify the pinned muscle

Name the bone & bony feature that serves as the insertion site of this muscle

Brachioradialis

Bone: Radius

Bony Feature: Styloid process

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What is the name of this bony feature

Which muscle inserts at the superior-posterior aspect of this bony structure

mandibular head/condyle

lateral pterygoid

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Identify the pinned muscle

Will this muscle produce “internal” or “external” rotation at the glenohumeral joint

Infraspinatus

external

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What vertebra is this

What is the name of pinned bony structure

C2 / axis

Dens / odontoid

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Identify the pinned muscle

Will this muscle produce “upward” or “downward” rotation of the scapula

Rhomboid (minor/major)

Downward

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What is the name of the joint found at the lateral end of this bone

Identify ONE specific bony feature/landmark that is found on the inferolateral aspect of this bone

Acromioclavicular

Conoid tubercle or Trapezoid line

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Identify the pinned muscle (be specific!)

Does this muscle act at the glenohumeral joint (Yes or No

Triceps brachii long head

Yes

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What is the name of this specific bony feature

Name ONE muscle that inserts here

Greater tuberosity

Supraspinatus, infraspinatus, teres minor

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Identify the pinned artery

What artery exists after its lateral bifurcation

Brachial

Radial

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What is the name of the pinned superior feature

What specific bony structure articulates with the pinned region

Superior facets/Superior articular facets

Occipital condyle

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Identify the pinned muscle (all flags are of the same muscle)

Which colour flag (red, blue or yellow) identifies the fibre group responsible for depressing the scapula?

Trapezius

Yellow

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What is the name of the pinned feature

What distal bone articulates with this feature

Capitulum

Radius

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What movement of the wrist/hand is this muscle involved in

State the common origin site for all muscles belonging to the group of muscles in this compartment

Flexion

Medial epicondyle

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What is the name of this bony structure

Name TWO muscles that attach here; One that originates and one that inserts

Coracoid process

Originates: Coracobrachialis or biceps brachii short head

Inserts: pectoralis minor

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Identify the pinned muscle

Does this muscle belong to the rotator cuff group (Yes or No)

Teres major

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What is the name of the marked region

What specific bony structure articulates with this region

Glenoid fossa

Head of humerus

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Identify the pinned nerve (and its nerve root origins)

Ulnar c8,t1

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Identify pinned the bony feature/landmark

What muscle inserts at this site

Radial tuberosity

Biceps brachii

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Identify the pinned muscle

What facial expression is this muscle involved in

Zygomaticus major

Smiling, Retracting corners of mouth

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What is the name of the pinned bone

What bone articulates with its proximal surface

Scaphoid

Radius

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Identify the pinned muscle

What movement is this muscle responsible for

Orbicularis oculi

Closing the eyelids

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What movement at the scapulothoracic joint (x) is taking place from image A to B Identify ONE prime mover (agonist) muscle responsible for this movement

Protraction (abduction) Serratus anterior, pec minor/major

Identify the pinned muscle Does this muscle “elevate” or “depress” the mandible

Masseter Elevate

What is the name of this bony feature Identify the muscle that inserts here

Olecranon process Triceps brachii

Identify the pinned muscle What plane of movement occurs when the anterior fibres of this muscle contract

Deltoid Sagittal

Identify the TWO marked paranasal sinuses

Purple (#1): Ethmoid Red (#2): Sphenoid

Identify the muscle that this tendon belongs to What nerve (and its nerve root origin) innervates this muscle

Extensor digitorum Radial C5-t1

Identify the pinned cranial bone What muscle do you find here that is responsible for raising the eyebrows and crinkling the forehead skin

Frontal Frontal belly occipitofrontalis

Identify the pinned muscle What additional nerve of the brachial plexus innervates this muscle. (Hint: consider the location of this muscle on the thorax and distant to the brachial plexus location)

Serratus anterior Long thoracic

What bone is this? Identify the type of joint that forms the articulation between this bone and its corresponding parallel bone

Radius Syndesmosis

Identify the pinned muscle What movement of the forearm is this muscle responsible for

Pronator quadratus Pronation

Identify the specific region marked by the red flag Which muscle do you find within the region marked by the blue flag

Supraspinous fossa infraspinatus

What plane was used to produce this MRI image?

* Frontal (coronal) plane * This is the anterior surface of the cubital fossa • i.e. the elbow

What plane was used to produce this diagram?

* Horizontal (transverse) plane * This is glenohumeral joint looking down from a superior perspective * i.e. the shoulder

What classification is the joint labelled A? Identify BOTH its STRUCTURAL & FUNCTIONAL classification

* STRUCTURAL (what holds it together) * Synovial * Held together with ligaments, synovial space, capsule etc * FUNCTIONAL (range of movements) * Diarthrosis * Freely mobile

What is plane & axis of rotation is used for this movement?

* Plane * Frontal/coronal * Axis * Anteroposterior

What is plane & axis of rotation is used for this movement?

* Plane * Horizontal * Axis * Vertical

Identify the joint labelled A. What two bones does it connect?

* Lambdoid Suture * Occipital and Parietal

• Identify the joint labelled A. What two bones does it connect?

* Squamous Suture * Parietal and Temporal

• Identify the bone labelled A. Does this form part of the Orbit (Yes or No)?

Sphenoid Yes

Identify TWO bones that form the floor of the orbit

* Maxilla (A) * Zygomatic (B)

What is the feature labelled A? What takes up this space in the human body?

Vertebral Foramen Spinal Cord

Which of the following bones is ATLAS? What vertebral number is this bone.

ATLAS C1

Identify the muscle labelled A. What is the origin of this muscle?

Zygomaticus Major Zygomatic bone

Identify the muscle labelled A. What is the function of this muscle?

Orbicularis oculi Closes eye

Identify the muscle labelled A. What is the origin of this muscle. State the function of this muscle

* Corrugator Supercilli * Medial Superciliary arch * Pulls eyebrows/forehead skin towards midline

Identify the muscle labelled A. What is the origin of this muscle. State the function of this muscle

* Masseter * Zygomatic arch * Elevates mandible

• What is the name of the muscle that lowers the mandible? Is this labelled “A” or “B” on the image?

Lateral Pterygoid A

• Identify the muscle labelled A. What specialised muscle group does this belong to?

Subscapularis Rotator cuff

Identify the deep, anterior thorax muscle labelled A. Where does this muscle insert?

Pectoralis Minor Coracoid Process

Identify the muscle labelled A. Identify ONE function of this muscle

* Serratus Anterior * Protraction of Scapula * Upward rotation of Scapula

Identify the muscles labelled A & B Do BOTH of these muscle act at the glenohumeral joint (Yes or No)

A = Latismus Dorsi B = Triceps Brachii (Long head) YES!

* Identify the muscles labelled A & B. * Include the Nerve and Nerve Root Origin for each of these muscles

* A = Deltoid (Axillary – C5,C6) * B = Brachialis (Musculocutaneous – C5,C6,C7)

Identify the muscles labelled A & B. Which muscle acts at the wrist? (A or B) What nerve (and nerve root origin) innervates these muscle?

A = Extensor Carpi Radialis B = Brachioradialis A (inserts into the carpals of the hand) Radial Nerve (C5-T1)

Identify the muscles of the tendon labelled A. What is the origin of this muscle?

* Extensor digitorum * Lateral epicondyle of humerus

Identify the muscles of the tendon labelled A. What joint of the finger does this act NOT act at?

Flexor digitorum superficialis Distal interphalangeal joint

Identify the muscles of the tendons labelled A & B

Extensor pollicis longus Extensor pollicis brevus

Identify the pinned bone What bone attaches to the lateral aspect of this

Maxilla Zygomatic

What muscle would you find originating at flagged region that inserts into the upper lip? What arterial blood vessel would supply this muscle?

Zygomaticus minor External carotid

What is the name of this bony feature? What muscle inserts at the superior-posterior aspect of this bony structure?

Mandibular head/condyle Lateral pterygoid

What is the name of the pinned "space"? At what point on the vertebral column (i.e. what vertebra) does this space no longer exist

transverse foramen T1 (thoracic vertebrae 1)

What is this bone? Is the pinned structure a proximal or distal feature

Radius Distal

What is the name of this bony feature What muscle inserts here

Olecranon process Triceps brachii

What muscle inserts at this bony feature State the nerve and nerve root origin that innervates this muscle

Biceps brachii Musculocutaneous (C5,C6, C7)

What is the name of this bony region? What specific muscle-tendon is found here

Intertubercular groove Long head of biceps brachii

What is the name of this bony feature Name ONE muscle that inserts here

Greater Tuberosity Supraspinatus, infraspinatus, teres minor

What is the name of the joint found at the medial end of this bone? What is the name of the joint found at the lateral end of this bone?

Sternoclavicular Acromioclavicular

What is the name of this bony structure Name TWO muscles that attach here; One that originates and one that inserts

Coracoid process Originates: Coracobrachialis or biceps brachii short head Insertion: pectoralis minor

What is the name of this bony feature? What muscle exists on the anterior surface of this bone

Spine of scapula Subscapularis

Two muscles insert at this bony boarder Identify the muscle that is involved with retraction of this bone at this boarder Identify the muscle that is involved with protraction of this bone at this boarder

Rhomboids Serratus anterior

What muscle group of the forearm originates from this bony feature? What nerve (and its nerve root origin) do you find posterior to this structure

Forearm flexors, anterior (Medial epicondyle) Ulnar (C8-T1)

What is the name of pinned carpal bone What muscle of the forearm inserts around this region (specifically the based of the 2nd/3rd metacarpal)

Trapezium Flexor carpi radialis

What is the name of this carpal bone? What anatomical region does this bone serve as the base of?

Scaphoid Snuff box

What is the name of the muscle that inserts at this bony region What is the nerve and nerve root origin that innervates this muscle

Deltoid Axillary (c5-c6)

What is the name of this bony feature What muscle inserts here

Radial Styloid process Brachioradialis

What muscle inserts at this scapular angle What rotational direction (Upward OR Downward) results from this muscle contracting

Levator scapula Downward

What is this name of the marked depression During what movement is this region in contact with its respective bony structure

Coronoid fossa Elbow flexion

Module 1 and 2 Practice Spotter Questions/Spotter 1 Answers Flashcards

(81 cards)