Unit 3 Review From Class

- pics for cadaver - rubber ducky pics - possible pics for lecture exam

Cervical plexus

C1-C5

Which vessel most directly allows blood from the right internal carotid circulation to support the left anterior cerebral circulation?

Anterior communicating artery

An obstruction of the ______ ______ prevents CSF from traveling from the third ventricle to the fourth ventricle

cerebral aqueduct

ACA: primarily supplies

the medial frontal and parietal lobes

MCA: primarily supplies the

lateral surface of the cerebral hemisphere

PCA: primarily supplies the

occipital lobe, including the medial occipital cortex surrounding the calcarine sulcus

Why do scalenes help with inspiration?

they attach to the 1st and 2nd ribs

Contents of the visceral compartment of the neck

• Esophagus

• Trachea

• Thyroid

• Parathyroid

Contents of the vertebral compartment of the neck

the vertebrae and surrounding muscles of the cervical spine

Contents of the vascular compartments of the neck, and what surrounds them

In carotid sheath:

• Common carotid artery

• Internal jugular vein

• Vagus nerve

the sigmoid sinus empties into

internal jugular vein

all go to the confluence of sinuses

superior sinus, straight sinus, occipital sinus

transverse sinus empties into the ______ sinus, and then to the internal jugular, then to superior vena cava

sigmoid

The great, middle, and small cardiac veins empty into the

coronary sinus

the R and L coronary arteries comes straight out of the

Aorta

The ____ ____ is the short