Cross sectional anatomy final exam

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Water is used as the baseline for CT numbers. Its CT number

Ventral cavity

Largest body cavity

Cranial and Spinal cavities

Dorsal cavity subdivisions

·       Cranial cavity (part of the dorsal cavity)

Swelling in the brain

Superior mesenteric vein + Inferior mesenteric vein + Splenic vein

Portal vein is formed by

Portal vein

·is more anterior than: IVC (inferior vena cava)

20%-25%

Liver blood supply _______ from common hepatic artery

o   hepatic portal system

Nutrient-rich blood from GI tract enters via the

Hepatic veins

drain the liver of deoxygenated blood

heterogenous

hollow organs have what appearance (colon)

homogeneous appearance

solid organs have what appearance (liver/spleen)

porta hepatis

Hilum of the liver =

• Diaphragm & sacral promontory

Abdominal cavity lies between

Visceral and Parietal

2 layers of peritoneum:

Ampulla of Vater

Common bile duct + Main pancreatic duct drain through

Common hepatic duct

R/L hepatic ducts merge to form

lateral to uterus

Ovaries location:

• Anterior to rectum

• Posterior to bladder

Vagina location

Ilium

First bone to appear in descending axial images:

Vas deferens

Sperm transport

body of ilium

Upper acetabulum: Formed by

Fimbriae

Fingerlike projections over ovaries

Round ligament

Helps prevent posterior movement of uterus

Pirifimoris

Lateral rotator of thigh, passes through sciatic notch

ilium

Most superior ox coxa bone

Sartorius

Longest muscle, runs diagonally across thigh

Biceps femoris

Most lateral hamstring

Great saphenous vein

Medial superficial vein

Femoral vein

Between sartorius & adductor longus

deltoid ligament

Strongest ankle ligament:

Intercondylar fossa

On posterior distal femur

Hamstrings, gemellus, obturator, piriformis,
quadratus femoris

Lateral rotators of femur:

calcaneus

Largest tarsal bone:

Popliteal artery

Posterior knee artery:

Calcaneus & talus

Sinus tarsi lies between:

Plantar fascia (80 layers)

Thickest fascia in body:

Sole & dorsum

Foot muscle regions:

ACL & PCL

Knee stability ligaments:

Tarsal canal

Contains vessels, fat, interosseous ligament

Fibrous capsule

Hip joint capsule:

Fovea capitis

Pit on femoral head, not covered by cartilage

Anconeus

Posterior elbow muscle:

SC joint

Sternal end of clavicle + manubrium

Coracoacromial ligament

Humeral head protector:

CMC joint

Carpals + 5 metacarpals

Radial collateral ligament

Lateral elbow reinforcement:

Bursae

Cushion tendons/ligaments, reduce shoulder friction

Radial nerve

Largest nerve in upper extremity:

Scaphoid & Lunate

Radius articulates with:

Acromion

Bone above humeral head

Teres major

Adducts & medially rotates arm

Supraspinatus

Most injured rotator cuff tendon:

Coracoid process

Beaklike process on scapula:

Supraspinatus, Infraspinatus, Subscapularis, Teres
minor

Rotator cuff muscles:

Median nerve

Nerve under flexor retinaculum (carpal tunnel):

Brachial artery

Continuation of axillary artery

Basilic vein

Medial superficial vein

Cephalic vein

Anterolateral superficial vein

Flexor retinaculum

Carpal tunnel enclosure:

Ulnar collateral ligament

Elbow medial reinforcement:

Coronoid fossa

Depression on anterior distal humerus

Lateral to ulna

Radius head on axial image is located: