BIO 264 11.5

Hayes E. Daise has not been himself lately. He banged his head really hard and sustained an epidural bleed. Which of the following is Likely TRUE of Hayes? Question 18 options: 1) His dura mater is likely contacting hemorrhaging blood 2) His Pia mater has likely been compromised or torn 3) There will likely be no visible sign of damage on the scalp or skull 4) There will likely be bleeding into the deep brain tissues like the basal nuclei 5) All of the above are TRUE 6) None of the above are TRUE

1) His dura mater is likely contacting hemorrhaging blood

Question 4 (1 point) Question 4 Unsaved (11_05_02) Cerebral spinal fluid exits the fourth ventricle via the _________. Question 4 options: 1) Median aperature 2) Middle aperature 3) Cerebral aqueduct 4) Subarachnoid foramen

1) Median aperature

Question 19 (1 point) Question 19 Unsaved (11_05_04) A patient tries to speak, but their words are garbled and hard to understand. What Cranial Nerve is MOST likely impaired? Question 19 options: 1) The Vestibulocochlear Nerve 2) The Trochlear Nerve 3) The Hypoglossal Nerve 4) The Abducens Nerve

1) The Hypoglossal Nerve

Question 17 (1 point) Question 17 Unsaved (11_05_02) Cerebrospinal fluid is produced by the ________________________, circulates through the ventricles, and enters the subarachnoid space. The cerebrospinal fluid leaves the subarachnoid space through the ________________________ Question 17 options: 1) chorid plexuses, arachnoid granulations 2) arachnoid granulations, choroid plexuses 3) dural venous sinuses, dura mater 4) dura mater, dural venous sinuses

1) chorid plexuses, arachnoid granulations

Question 10 (1 point) Question 10 Unsaved (11_05_03) A hemorrhagic brain injury, characterized by bleeding outside the dura is termed a(an) Question 10 options: 1) epidural bleed 2) subdural bleed 3) intracerebral bleed 4) chronic dural bleed

1) epidural bleed

Question 7 (1 point) Question 7 Unsaved (11_05_01) The dura mater Question 7 options: 1) is subdivided into two layers 2) is the most inner layer 3) is the thinnest layer 4) all of the above

1) is subdivided into two layers (Periosteal layer and the Meningeal layer)

Question 2 (1 point) Question 2 Unsaved (11_05_02) Which of the following is TRUE of cerebral spinal fluid? Question 2 options: 1) It is found in and around the brain but not the spinal cord. 2) It is produced by the choroid plexus. 3) It is produced by the pineal gland. 4) It is found between the dura mater and the arachnoid mater.

2) It is produced by the choroid plexus.

Question 9 (1 point) Question 9 Unsaved (11_05_01) The pia mater Question 9 options: 1) is the most superficial and thickest layer 2) is the membrane bound very tightly to the surface of the brain 3) is a thin, wispy membrane 4) none of the above

2) is the membrane bound very tightly to the surface of the brain

Question 12 (1 point) Question 12 Unsaved (11_05_02) A hemorrhagic brain injury, characterized by bleeding due to tears in the cortical veins or dural venous sinuses is called a(an) Question 12 options: 1) epidural bleed 2) subdural bleed 3) intracerebral bleed 4) chronic dural bleed

2) subdural bleed

Question 3 (1 point) Question 3 Unsaved (11_05_02) Cerebrospinal fluid is produced by __________. Question 3 options: 1) Blood-brain barrier 2) Ependymal Cells 3) Microglia 4) Endothelial cells

2) Ependymal Cells

Question 5 (1 point) Question 5 Unsaved (11_05_04) Which of the following cranial nerves would have a function that did NOT affect the eye? Question 5 options: 1) Cranial Nerve 2 (CN II) 2) Cranial Nerve 4 (CN IV) 3) Cranial Nerve 6 (CN Vi) 4) Cranial Nerve 3 (CN VI)

3) Cranial Nerve 2 (CN II)

Question 11 (1 point) Question 11 Unsaved (11_05_03) A hemorrhagic brain injury, characterized by damage to small vessels within the brain and are often associated with contusions are known as a(an) Question 11 options: 1) epidural bleed 2) subdural bleed 3) intracerebral bleed 4) chronic dural bleed

3) intracerebral bleed

Question 8 (1 point) Question 8 Unsaved (11_05_01) The arachnoid mater Question 8 options: 1) is the most superficial and thickest layer 2) is the membrane bound very tightly to the surface of the brain 3) is a thin, wispy membrane 4) none of the above

3) is a thin, wispy membrane

Question 16 (1 point) Question 16 Unsaved (11_05_02) CSF Question 16 options: 1) is formed by the extraction of formed elements in blood 2) is produced in the cerebral aqueduct 3) is similar to plasma, but with most of the proteins removed 4) formation is unknown how it occurs, only known where it occurs

3) is similar to plasma, but with most of the proteins removed

Question 14 (1 point) Question 14 Unsaved (11_05_02) Which is NOT a function of CSF? Question 14 options: 1) provides nutrients to the CNS tissues 2) provides a protective cushion around the brain and spinal cord 3) provides some nutritive factors to the PNS 4) protects the brain against the shock of rapid head movements 5) none of the above. All are functions of CSF

3) provides some nutritive factors to the PNS

Question 6 (1 point) Question 6 Unsaved (11_05_01) Which is NOT a meningeal layer? Question 6 options: 1) dura mater 2) pia mater 3) subarachnoid mater 4) arachnoid mater

3) subarachnoid mater

Question 13 (1 point) Question 13 Unsaved (11_05_04) What cranial nerve would contain the MOST axons that carry information for the parasympathetic nervous system? Question 13 options: 1) Cranial Nerve 1 (CN I) 2) Cranial Nerve 9 (CN IX) 3) Cranial Nerve 12 (CN XII) 4) Cranial Nerve 10 (CN X)

4) Cranial Nerve 10 (CN X)

Question 1 (1 point) Question 1 Unsaved (11_05_01) Meninges are found _______. Question 1 options: 1) associated only with the brain. 2) associated only with the spinal cord. 3) associated only with the brain and cranial nerves. 4) associated with the CNS. 5) covering peripheral nerves.

4) associated with the CNS.

Question 20 (1 point) Question 20 Unsaved (11_05_01) __________ separates the two cerebral hemispheres. Question 20 options: 1) periosteal layer 2) meningeal layer 3) tentorium cerebelli 4) falx cerebri

4) falx cerebri

Question 15 (1 point) Question 15 Unsaved (11_05_02) The majority of the CSF is made in the Question 15 options: 1) 3rd and 4th ventricle 2) interventricular foramina 3) cerebral aqueduct 4) lateral ventricles

4) lateral ventricles