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Speech Therapy
Central Blood Supply
Question | Answer |
---|---|
What is the official term for a stroke? | Cerebro Vascular Accident is official term for this "event" |
The Aorta descends from the heart and divides into what smaller arteries? | Common carotid arteries, and vertebral arteries |
The common corotid arteries divide into what? | Internal carotids and external carotids below the base of the skull |
What do the internal carotid arteries divide into? | Anterior and middle cerebral arteries are smaller divisions of the _____________ arteries |
How are the anterior cerebral arteries connected? | These arteries are connected by the anterior communicating artery |
What is the function of the middle cerebral arteries? | Arteries that serve all neurological structures important for speech/lang/swallowing |
Why are common carotids more prone to stroke than vertebral arteries? | These arteries more prone to blockage and thus stroke because curvy and twisted |
What is the route (course) of the vertebral arteries? | Ascend through transverse processes of cervical vertebrae and enter cranial cavity through foramen magnum;join to form basilar artery; basilar divides into posterior cerebral arteries; these connect to internal carotid by posterior communicating artery. |
What is the Circle of Willis? | safety mechanism to keep blood flowing in case of stroke; ties all the arteries together; looks like bowl of spaghetti |
Which cerebral arteries supply the lateral aspect of the brain? | Posterior cerebral and middle cerebral supply this aspect of the brain |
Which cerebral arteries supply the medial aspect and subcortical areas of the brain | anterior cerebral and posterior cerebral arteries supply this aspect of the brain |
Which cerebral arteries supply the brainstem? | surface branches and short penetrating branches of the basilar artery supply this part of the CNS |
Which arteries are connected by the Circle of Willis? | [APPIA) Anterior communicating arteries, Posterior communicating arteries, Posterior cerebral arteries (portion), internal carotids (portion), Anterior cerebral arteries (portion) |
Which cerebral arteries supply the cerebellum? | supplied by major branches of the vertebral and basilar arteries |
Course and location of the common carotid arteries? | These arteries ascend in the neck. |
What is the course of the internal carotid arteries? | Each enters the cranial cavity through a canal in the base of the skull. |
Which artery supplies the face | The external carotid artery supplies this area |