The circle of Willis:
A) is formed by the anastomosis of the internal carotid arteries with the basilar arteries
B) restricts blood flow to one hemisphere if there is an occlusion
C) allows collateral circulation if blood flow is reduced in one area
D) allows a mixing of vertebral and internal carotid arterial blood because of a pressure differential
Correct Answer:
Verified
Q12: Which of the following is not a
Q13: Which of the following arteries is NOT
Q14: The sensory fibers of the spinal nerves:
A)are
Q15: A mixed nerve:
A)is descriptive of the cranial
Q16: The lateral surface of the brain is
Q18: The _ produces cerebrospinal fluid.
A)arachnoid granulations
B)subarachnoid space
C)pia
Q19: The sympathetic nervous system:
A)conserves energy by lowering
Q20: The _ artery supplies the medial surface
Q21: Patients with _damage may have visuospatial deficits
Q22: The developing brain is most vulnerable to
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents