Ependymal cells Study guides, Class notes & Summaries

The notochord induces what to differentiate into what? - correct answer Induces overlying ECTODERM to differentiate into NEUROECTODERM and form NUERAL PLATE Neural plate then gives rise to? - correct answer Neural tube and neural crest cells Notochord becomes what? - correct answer Nucleus pulposus of the intervertebral disks in adults Alar Plate - correct answer Dorsal [Sensory] Same orientation as spinal cord Basal Plate - correct answer Ventral [Motor] Same orientation as t...

Where can you find bipolar neurons? - Retina of the eye, olfactory region, and inner ear Where can you find unipolar neurons? - Most sensory Where can you find multipolar neurons? - Most CNS and efferent neurons Neuroglia of the CNS - -astrocytes (blood-brain barrier) -microglial cells -ependymal cells -oligodendrocyte Neuroglia of the PNS - -Schwann cells -satellite cells Olfactory nerve (CNI) - 1- Smell Optic nerve (CNII) - 2- visual Oculomotor (CNIII) - 3- elevates ey...

HUBS 191 progress test 2 Questions and Answers central nervous system -Answer-nervous system consisting of brain and spinal cord peripheral nervous system -Answer-nervous system consisting of peripheral nerves glia -Answer-'glue' provide support for neurons, 5 type, 4 in CNS, 1 in PNS neurons -Answer-nerve cells, transmission of information dendrites -Answer-recieve input, send info into cell body cell body -Answer-contains nucleus and organelles axon -Answer-carries electrical impulses...

glial cell that defends the body against pathogens is the - microglial cell glial cell that myelinated and insulates axons in the peripheral nervous system is the - neurolemmocyte glial cell that protects neuron cell bodies located with ganglia is the - satellite cell the glial cell that helps to circulate cerebrospinal fluid is the - ependymal cell the glial cell that myelinated and insulates axons within the CNS is the - oligodendrocyte the glial cell *with the responsibility of occup...

afferent divison : SENSORY, impulses carried through the PNS toward the CNS efferent divison : motor, from CNS to PNS effectors nissl bodies : concentrations of RER and free ribosomes in the cytoplasm ganglia : clusters on PNS neuron cell bodies vesicular synpase : (chemical) involves neurotransmitters nonvesicular synpase 2 | P a g e : (electric) involves direct contact between cells interneurons : (association neurons) in the CNS between sensory and motor neurons astrocytes : ...

BIOS 252 COMPREHENSION EXAM 2024 4 Versions Already Rated A+ From Expert With Complete Solutions VERSION 1 2 types of summation - *temporal (wave) summation: one presynaptic neuron to one postsynaptic membrane *spacial summation: multiple presynaptic neurons to one postsynaptic membrane describe ligand gated channels - responds to chemical stimuli that bond to receptors describe voltage gated channels - respond to a direct change in membrane potential describe mechanically gated ch...

What is the smallest level of organization in the body that contains the body's genetic information? Select one: a. chemical b. cellular c. tissue d. organism - Answer-B. Cellular The cellular level includes the nucleus, an organelle that contains the body's genetic information. Which is an example of a normally occurring positive-feedback mechanism? Select one: a. elevated blood pressure during exercise b. increase in heart rate after blood loss c. decrease in blood pressure a...

a multilayered epithelium with rectangular shaped basal cells and square shaped cells at its surface would be classified as_______. a. simple cuboidal b. simple squamous c. transitional d. stratified cuboidal e. none of the above correct answers d. stratified cuboidal features of smooth muscle tissue include_______. a. its exclusive location in the heart b. a single nucleus for each cell c. large, long, multi-nucleated, unbranched cells d. intercalated discs. e. both B and C corr...

Portage Learning A&P 2 102 AP2 All Answers 1-6 Pre Exam Identify the parts of the neuron shown in the diagram below g. Node of Ranvier h. axon terminal a. dendrite List the four parts of the human brain The human brain is made up of the cerebral hemispheres, diencephalon, brain stem, and cerebellum. List and describe the 3 meninges of the human brain. The leathery dura mater is the double-layered outer meninx. The middle arachnoid meninx is a loose layer separated from the ...

Which of the following is not a function of astrocytes? - Answer-provide the defense for the CNS Which of the choices below describes the ANS? - Answer-motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called? - Answer-ependymal cells The sheath of Schwann is also called the ________. - Answer-neurilemma Bipolar neurons are commonly ________. - Answer-...