Astrocytes - Study guides, Class notes & Summaries

NSCI Exam 1 Questions with 100% Correct Answers 2024/2025 Nissil Stain - ANSWERSstains the nucleus and rough er Camillo Golgi - ANSWERSReticulum, reticular theory (neurons are all connected) Cajal - ANSWERSNeuron doctrine- NS is made up of discrete cells Neuron doctrine - ANSWERSneuron is the structural functional unit of the nervous system - NS is made up of discrete cells (connected by synapses not one long string) Glial Cells - ANSWERScells in the nervous system that support...

Exam 3: BSC2085/ BSC 2085 (Latest 2024/ 2025 Update) Anatomy and Physiology I | Complete Guide | Qs & As| 100% Correct| Grade A (Verified Answers) Q: approximately how many sensory neurons are there in the body? Answer: 10 million Q: Three Functional Classifications of Neurons Answer: 1. Sensory neurons -Afferent neurons of PNS 2. Motor neurons -Efferent neurons of PNS 3. Interneurons -Association neurons Q: Functions of Sensory Neurons Answer: 1. Monitor internal ...

PORTAGE LEARNNG A AND P FINAL EXAM WITH QUESTIONS AND WELL VERIFIED ANSWERS[ACTUAL 100%] GRADED A+ This is a collection of cell bodies found in the peripheral nervous system. Ganglia This part of the autonomic system increases digestion. Parasympathetic 0:04 / 0:15 Brain The ventral root of a nerve contains what type of neurons? Motor (Efferent) This part of a neuron conducts nerve impulses away from the cell body. Axon An interneuron inside the spinal cord is part of the: Central nervous ...

Astrocytes (Appearance and function) correct answers - big and star shaped - communicated with neurons and blood vessels - maintains neural integrity Microglia (appearance and function) correct answers - smaller glial cell - perform phagocytosis to engulf pathogens Ependymal cells (appearance and function) correct answers - simple cuboidal cells - lines the cavities of brain and spinal cord - helps produce cerebrospinal fluid oligodendrocytes correct answers - myelinate axons i...

VTNE: Pharmacology Questions and Answers 100% Pass Who regulates controlled drugs? The FDA (Food and Drug Administration) and the DEA (Drug Enforcement Administration) C-I Schedule I drugs have the most abuse potential and no current medically acceptable use Marajuana, heroin C-II Schedule II drugs have a high abuse potential and are prone to cause severe dependence Written prescription only (except in emergencies with written script within 72 hrs) No refills Morphine, oxycodone, amphetamines,...

NSC Exam 1 Questions & Answers 2024/2025 4 neuron functional zones - ANSWERSinput zone - dendrites integration zone - axon hillock conduction zone - axon output zone - axon terminals What kind of neurons make up most of the CNS? - ANSWERSinterneurons astrocytoma - ANSWERStumor in brain or spinal cord - cancerous - astrocytes rapidly multiplying Alexander disease - ANSWERSgenetic mutation causes astrocytes unable to get rid of GFAP (something they produce) --> they fill ...

Portage Learning Anatomy & Physiology 2: Module 2 Exam Questions and Answers Fully solved This layer of the meninges is tightly attached to the brain. Pia mater (menix) The _______ fissure separates the right and left cerebral hemispheres. Median longitudinal What is the purpose of the blood-brain barrier? Describe its maintenance from a cellular level. The blood-brain barrier is a diffusion barrier which prevents most particles from entering the central nervous system tis...

Astrocytes - ️️glial, maintain ionic environment Lumbar - ️️hips and legs Tetrodoxin (TTX) - ️️- found in puffer fish ovaries - one could kill 30 adult humans - causes death via paralysis of respiratory muscles - fish has TTX resistant Na channels - irreversibly blocks channel Dermatomes - ️️spinal nerves innervate sections of the skin, message from certain section of skin is sent to certain section of spine - skin corresponds to spin 1. cervical 2. thoracic 3. lumbar...

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

Reductionist approaches involve trying to explain ___. Answer: large things in terms of smaller things Ramón y Cajal suggested that the nervous system is composed of individual nerve cells - an idea known as the ___. Answer: neuron doctrine The effort to understand normal behavioral functioning by studying people with brain injuries is known as ___. Answer: neuropsychology A so-called split-brain patient has undergone surgery to have the ___ cut in half. Answer...