Anatomy & Physiology Lab Ex 19

Anatomy & Physiology Lab Ex 19 - from the hindbrain...

Info iconThis preview shows pages 1–22. Sign up to view the full content.

View Full Document Right Arrow Icon
Laboratory Exercise 19 Brain & Cranial Nerves
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Central Nervous System (CNS) CNS – composed of the brain and spinal cord Cephalization Elaboration of the anterior portion of the CNS Increase in number of neurons in the head Highest level is reached in the human brain
Background image of page 2
The Brain Composed of wrinkled, pinkish gray tissue Surface anatomy includes cerebral hemispheres, cerebellum, and brain stem
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Primary Brain Vesicles The anterior end of the neural tube expands and constricts to form the three primary brain vesicles Prosencephalon – the forebrain Mesencephalon – the midbrain Rhombencephalon – hindbrain
Background image of page 4
Neural Tube and Primary Brain Vesicles Figure 12.2a, b
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Secondary Brain Vesicles In week 5 of embryonic development, secondary brain vesicles form Telencephalon and diencephalon arise from the forebrain Mesencephalon remains undivided Metencephalon and myelencephalon arise
Background image of page 6
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 10
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 12
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 14
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 16
Background image of page 17

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 18
Background image of page 19

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 20
Background image of page 21

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 22
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: from the hindbrain Secondary Brain Vesicles Figure 12.2c Adult Neural Canal Regions Figure 12.2c, d Adult Neural Canal Regions Figure 12.2c, e Functional Areas of the Cerebral Cortex Figure 12.8a Diencephalon Figure 12.12 Basal Nuclei Figure 12.11a Basal Nuclei Figure 12.11b Brain Stem Figure 12.15c The Cerebellum Figure 12.17b Meninges Figure 12.23a Dura Mater Figure 12.24 Ventricles of the Brain Figure 12.5 Cerebrospinal Fluid (CSF) Watery solution similar in composition to blood plasma Contains less protein and different ion concentrations than plasma Forms a liquid cushion that gives buoyancy to the CNS organs Prevents the brain from crushing under its own weight Protects the CNS from blows and other trauma Nourishes the brain and carries chemical signals throughout it Summary of Function of Cranial Nerves Figure 13.5b...
View Full Document

Page1 / 22

Anatomy & Physiology Lab Ex 19 - from the hindbrain...

This preview shows document pages 1 - 22. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online