High Yield Points from the Muscle Tables and Anatomy Labs 1-5

Where does the triceps insert?

The olecranon

The flexor digitorum superficialis is innervated by the median nerve according to CA, but what is the flexor pollicis longus is innervated by

AIN

The extensor carpi radialis brevis receives dual innervation from what according to complete anatomy

Deep branch of the radial nerve and posterior interosseous nerve

The extensor carpi radialis brevis receives innervation from

The radial nerve

On a CT scan, _____ appears to wrap around capitate

Lunate

Phrenic is ____ to the vagus nerve

Lateral

The anterior cardiac veins drain directly into

The right atrium

the great cardiac vein is in the

Front

Middle cardiac vein pours into the

Coronary sinus

If the hand is scooping the heart on the bottom, it’s in the

Oblique pericardial sinus

Function of the papillary muscle

Prevents back flow and keeps valves shut

The pectinate muscles are found in the

Right atrium

Right heart dominant

RCA supplies the Posterior Interventricular artery

The lungs come off the

Gut tube

Cardiac notch is on the

Left lung

The lingua is only on the

Left lung

Which ventricle is weaker

The right

The internal thoracic artery gives off the

pericardiophrenic artery, anterior intercostal arteries

The left recurrent laryngeal nerve comes off the

Vagus

The left auricle can lead to

Blood clotting

External intercostal muscle action

Elevates ribs

Internal intercostal muscles action

Depresses ribs in expiration

Innermost intercostal ribs action

Depress ribs in expiration

Where would we insert the needle into the rib cage for a chest tap

Superior

Action of the transverus thoracis

Depresses ribs (aids in expiration)

Innervation of the transverus thoracis

Intercostal nerves

The internal thoracic artery comes off of the

Subclavian artery

The mediastinal parietal pleura covers

Lungs on the mediastinal aspect

On the right lung, the right pulmonary artery is ____ to the bronchus

Anterior

on the left lung, the left pulmonary artery is ____ to the bronchus

Superior

if the pulmonary artery is anterior, it has to be the

Right lung

If the pulmonary artery is superior, it has to be the

Left lung

The phrenic n runs

Anterior

The vagus n runs

Posterior

The right recurrent laryngeal nerve wraps around the

Subclavian

The ______ is a passage behind the ascending aorta and the pulmonary trunk but in front of the superior vena cava

Transverse pericardial sinus

What vein travels with the right marginal artery

The small cardiac vein

What vein travels with the posterior interventricular artery

Middle cardiac vein

What vein travels with the anterior interventricular artery

Great cardiac vein

Is the supinator breaks, what can take over it

The biceps

The flexor pollicis longus, and half of the flexor digitorum profundus and all of the deeper muscles are innervated by

The AIN

The Flexor digitorum superficialis originates where

Medial epicondyle

Medial border of the anatomical snuffbox

Extensor pollicis longus tendon

Lateral border of the anatomical snuffbox

The extensor pollicis brevis and abductor pollicis longus tendons

Distal border of the anatomical snuff box

Base of the first metacarpal bone

The flexor digitorum profundus gets its blood supply from

Anterior interosseous artery and branches of the ulnar artery

The flexor pollicis longus gets its blood supply from

Anterior interosseous artery

Pronator teres blood supply

Anterior ulnar recurrent

The flexor digitorum superficialis gets its blood supply from…

The ulnar and radial artery

The anterior ulnar recurrent artery anastomoses with

Inferior ulnar collateral

The lumbricals were supplied by the

Superficial palmar arch

The extensor indicis is supplied by

Posterior interosseous artery

flexor digitorum profundus (medial half) gets its blood supply from

Ulnar artery

The flexor digitorum profundus (lateral half) blood supply

Anterior interosseous artery

AFO gets its blood supply from

Superficial palmar branch of the radial artery and superficial palmar arterial arch

The palmaris longus gets its blood supply from the

Posterior ulnar recurrent artery

The flexor pollicis longus gets its blood supply from the

Anterior interosseous a

The adductor pollicis muscle gets its blood supply from

Deep palmar arch

The abductor pollicis longus gets its blood supply from the

Posterior interosseous a

The extensor pollicis brevis gets its blood supply from

The posterior interosseous artery

The extensor pollicis longus gets its blood supply from

Posterior interosseous Artery

Where does the extensor indicis get its blood supply from

Posterior interosseous artery

The anterior and posterior interosseous arteries come from

The ulnar artery

The superficial palmar branch of the ulnar and radial artery make the

Superficial palmar arch

The dorsal venous arch is formed by the

Cephalic and basic vein

Three things in the cubital fossa (lateral to medial)

TAN tendon, ulnar artery and median nerve

The floor of the anatomical snuffbox

Scaphoid and trapezium

Contents of the anatomical snuff box

Radial artery, superficial branch of the radial nerve and Cephalic vein

Proximal border of the anatomical snuffbox

Styloid process of the radius

Coracoacromial ligament

Connects Coracoid process with the acromion process

“Extends PIP and DIP”

Lumbricals

Longus tends to be

Lateral

The brevis sandwich

Abductor pollicis longus, extensor pollicis brevis, and extensor pollicis longus

Golfer’s elbow

Inflammation at the medial epicondyle (common flexor origin)

The extensor carpi radialis longus is innervated by

Radial nerve

extensor carpi radialis brevis is innervated by

Deep branch of the radial nerve

What innervates the flexor pollicis longus

AIN

Which layer of superficial fascia is membranous and continues into the perineum

scarpa’s fascia

Which muscle forms the cremaster muscle fibers

Internal oblique

What does the azygos vein drain?

Drains thoracic wall

Which nerve innervates the opponens digiti minimi?

Deep branch of ulnar nerve

Which nerve innervates the extensor carpi ulnaris?

Posterior interosseous nerve

Which nerve innervates the extensor carpi radialis longus?

Radial nerve (main trunk)

What is the primary action of the abductor pollicis longus?

Abducts thumb at CMC joint

What is the primary action of the lumbricals (digits 2–5)?

Flex MCP joints and extend IP joints

The Thoracoacromial artery supplies the

Pec minor and major

“Between the medial and lateral head of the triceps”

Radial nerve

The latissimus dorsi inserts in the

Intertubercular groove of the humerous

Teres major inserts into the

Lesser tubercle

The teres major gets its blood supply From

Circumflex scapular and posterior circumflex humeral a

The pec major gets its blood supply from

Thoracoacromial artery

What muscles attach to the Coracoid process

Coracobrachialis, short head of biceps and pec minor

Where does the seratus anterior originate from

Ribs 1-9

The main supinator of the arm is

Biceps brachii

The coracobrachialis gets its blood supply from

The brachial artery

The brachialis inserts into the

Radial tuberosity

The lateral and superior thoracic artery supply the

Seratus anterior

The subscapularis also

Adducts

The subscapular artery comes off the

Axillary artery

The long head of the biceps attaches to

The supraglenoid tubercle