Week Four with Pope
Week Four with Pope ANISCI 3140
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This 4 page Class Notes was uploaded by JessAnn22 on Sunday September 27, 2015. The Class Notes belongs to ANISCI 3140 at Ohio State University taught by Pope in Fall 2015. Since its upload, it has received 54 views. For similar materials see Animal Physiology in Animal Science and Zoology at Ohio State University.
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Date Created: 09/27/15
Week Four with Pope Quizzes on Monday AND Wednesday Ql presynaptic to motorneuron in a bisynaptic re ex arc Al Inter neuron Q2 which is the postganglionic cervical cardiac neuron A2 F Spinal Nerves mixed afferentefferent roots Cranial Nerves Directional afferent v efferent Re ex Arc body senses gt afferent pathway lSt is afferent neuron body responds gt motor neuron Monosynaptic Re ex Arc Bisynaptic RA l synapse junction Fluid with nerve endings patellar ligament knee jerk test docs Afferent pathway to CNS to ventral horn of grey matter in spinal cord goes to 2 synapsesjunctions pinch paw pad check for anesthesia synapses in dorsal portion of grey H uses 2 synapses 3 neurons interneuron motor neuron afferent neuron PSUEDOUNIPOLAR NEURON then goes to Q l somatic motor neuron that sends action potential to go to muscle which causes it to a spasm contract at the junction Receptor Bengt W interneumzne I T HE UWWE 7 I 7 Grey rmamen 39 quotmil 39 I quot r quotshite matter T39ratri vErlse E tl n a thmug h spinall El Er Motor me we bre FIRST place it goes before going out of brain is the THALAMUS More synapses slower reaction a lower motorneuron somatic motorneuron upper motorneuron goes DIRECTLY to SMN Autonomic nervous system expands ability of an animal sympathetic gt ght or ight parasympathetic gt conservative rest digest TWO COMPETING CONTROL physical effects pupils dialate or constrict Sympathetic Trunks paired bundle of nerve fibers that run from the base of the skull to the cocch Fundamental part of the sympathetic nervous system part of the autonomic nervous system It allows nerve fibres to travel to spinal nerves Thoracolumbar gt lSt soma Lateral part of GREY H presynapticpreganglionic fibres from the CNS to the GANGLION sympathetic shorter than parasympathetic postsynapticpostganglionic fibers from the GAGLION to the EFFECTOR ORGAN in the PS their primary neurotransmitters are acetylcholine and in the S division they are epinephrine and norepinephrine Sympathetic gt HEART cervical cardiac nerve thoracic nerve Q2 Parasympathetic NS 75 of it is the Vagus nerve which is majority in the PSNS Craniosacral no ganglia because synapses are everywhere Intramural in the wall Heart Rate Parasympathetic Sympathetic beta blocker gt HR tends to decrease Atropine blocks the PS neuroeffector junction muscarinic antagonist would not cause a change in HR because it is counteracting the increase of heart rate during SA response Circulatory System organ system interrelationships 10 functions of the CS 1 carries oxygen and nutrients 2 carries carbon dioxide and metabolic waste 3 carries hormones 4 maintains constant temp 5 maintains constant pH 6 maintains constant osmotic pressure 7 maintains proper water balance 8 maintain in part pathogen free 9 forms clots 10 affects organ activity blood ow in the whole body resting parasympathetic mostly in G1 LiverKidney for digestion ghting sympathetic mostly in muscle brain What39s in blood erythrocytes RBCs gt carrying gases 99 of cell part of blood platelets gt clotting leukocytes WBC gt fighting infections Chapter 15 blood stem cells go into two different pathways myeloid pathway bones all different types of blood cells deep in the bone abnormality of pathways gt leukemia sarcoma bone marrow transplant adult stem cell transplants lymphoid pathway lymphoid pathways lymph tissues lymphocytes specialized blood cell uid inbetween blood cells PLASMA RBC biconcave helps in movement of gases Able to fold to t through the capillaries Important for matching up blood types A B AB 0 Epithelial Cell Characteristics Interface with outside and inside lumenal bloodlymph endothelium environments form tight junctions with neighboring cells sit on a basement membrane basal lamina innervated avascular
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