BIOS 252 Week 3 Lab Instructions CNS – Spinal Cord and Brain Features with expert solutions

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BIOS 252 Week 3 Lab Instructions CNS –
Spinal Cord and Brain Features with expert
solutions -Chamberlain College of Nursing

Activity Deliverable Points
Part A Surface Anatomy of a Sheep’s Brain 30
-- Functional Significance worksheet (13 points)

-- Cranial Nerve Identification worksheet (12 points)

-- Identification quiz (5 points)

All Lab Deliverables Complete Parts A 30
Supplies:

Sheep Brains – obtained from scientific / biological supply firms such as Carolina Biological or Wards Scientific.
One brain for each laboratory station.




Part A Step 1: Read the Entire Lab Packet


1.0– Read through the laboratory packet – SEE ATTACHED SHEETS and read pages 324 - 326 of
Laboratory Manual for Anatomy & Physiology (5th Edition)




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Part A Step 2: Identification of the Surface Anatomy of a Sheep’s Brain


BACKGROUND:
Sheep Brain Dissection



BIOS252 Week 4 Lab Instructions (B)

Page 1 of 12




1. Major
CEREBELLUM SubdivisionsCEREBRUM
It is important to be able to
recognize the major subdivisions of the brain ‘at a
glance.’ As you look at your sheep brain you need to
recognize these subdivisions from a variety of
perspectives. The first objective is look understand
its orientation in a sagittal perspective. The image
below shows the left side of the brain with the
brain ‘looking’ to the left. The cerebrum, which
constitutes the majority of the front of the brain, is to the left. The cerebellum is tucked in behind it and the
brainstem (medulla) can be seen sticking out to the right
BRAINSTEM ventral
to the cerebellum.

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