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Practice Question

What is the term for an elevated ridge on the surface of the cerebrum?

Answer Choices:

Correct Answer:

Gyrus

Rationale:

✓ A gyrus is an elevated ridge on the surface of the cerebrum that increases the brain’s surface area.

✓ These folds allow for more neurons to be packed into the cortex, enhancing cognitive and sensory processing.

✓ The grooves between gyri are called sulci, and deeper grooves are referred to as fissures.

✓ The meninges are protective coverings of the brain, not structural features of its surface.

✓ Thus, the correct term for an elevated ridge is gyrus, which is critical in the organization of cerebral function.

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This question is from BIOS252 Week 5 Exam 2-Chamberlain University which contains 19 questions.

More Questions from This Exam
Where are the lateral ventricles located in the brain?

Answer Choices:

A. Within the cerebral hemispheres
B. In the spinal cord
C. Surrounding the optic chiasm
D. In the brainstem
E. In the cerebellum
What is the glossopharyngeal nerve responsible for?

Answer Choices:

A. Hearing
B. Swallowing and taste from the posterior one-third of the tongue
C. Facial movement
D. Smell
E. Vision
What would be the result if the corpus callosum was cut?

Answer Choices:

A. Communication between the right and left cerebral hemispheres would be impaired.
B. Communication between the brain and spinal cord would be impaired.
C. Communication between a cerebral cortex in one hemisphere with other areas of the same hemisphere would be impaired.
D. Communication within a single brain hemisphere would be impaired.
From Exam
BIOS252 Week 5 Exam 2-Chamberlain University

19 Questions

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Question Details
  • Category: PRE-REQUISITES NURSING COURSES
  • Subcategory: BIOLOGY
  • Domain: BIOLOGY_EXAMS
  • Answer Choices: 5
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