BIOD152 Module 2 Exam Practice Questions and Answers | 100% Pass
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Course
BIOD
Institution
BIOD
BIOD152 Module 2 Exam Practice
Questions and Answers | 100% Pass
1. This is the most superficial layer of the brain. - Answer️️ -dura mater
1. This layer of the meninges is tightly attached to the brain. - Answer️️ -pia mater
(menix)
2. The ____ fissure separates the cerebrum from cere...
, BIOD152 Module 2 Exam Practice
Questions and Answers | 100% Pass
1. This is the most superficial layer of the brain. - Answer✔️✔️-dura mater
1. This layer of the meninges is tightly attached to the brain. - Answer✔️✔️-pia mater
(menix)
2. The ____ fissure separates the cerebrum from cerebellum. - Answer✔️✔️-transverse
2. The _____ fissure separates the right and left cerebral hemispheres. - Answer✔️✔️-
median longitudinal
3. Describe the function of the brain ventricles. - Answer✔️✔️-In the interior of the brain,
there are four ventricles where cerebrospinal fluid is produced in the chambers. The
CSF will circulate through the ventricle and the subarachnoid space. This floats the
brain and protects it from hitting the skull.
3. What is the purpose of the blood-brain barrier? Describe its maintenance from a
cellular level. - Answer✔️✔️-The blood-brain barrier is a diffusion barrier which prevents
most particles from entering the central nervous system tissue, keeping the brain and
spinal cord separate from general blood circulation. The blood0brain barrier is formed
by the relatively impermeable brain capillaries, due to glial cells astrocytes.
Maintenance of the blood-brain barrier is important to provide a stable chemical
environment for the nervous system.
4. All of the following are a function of the hypothalamus except:
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