Study Facts AVCA Study Guide with Complete Solutions

Study Facts AVCA Study Guide with Complete Solutions Equine Spinal Cord Length - Answer-Foramen magnum to L3 Canine spinal Cord Length - Answer-Foramen magnum to L5/L6 Feline spinal cord length - Answer-Foramen magnum to sacrum Equine Spinal Nerve Formula - Answer-8 cervical, 18 thoracic, 6 lumbar, 5 sacral, 5 coccygeal (42 pairs total) Canine Spinal Nerve Formula - Answer-8 cervical, 13 thoracic, 7 lumbar, 3 sacral, 5 coccygeal (36 pairs) Motor fibers function - Answer-regulate muscular contraction for movement Sensory Fibers function - Answer-Vibration, Pain, Temp, Proprioceptive Autonomic fibers function - Answer-Fibers from sympathetic or parasympathetic nervous system Spinal nerve passes through IVF and divides into how many branches - Answer-3 major Dorsal Branch function - Answer-Motor fibers to dorsal musculature, maintains rigid horizontal support and cutaneous fibers to dermatomes Ventral Branch function - Answer-Motor fibers to ventral and lateral muscles of trunk and muscles of extremities EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED FIRST PUBLISH SEPTEMBER 2024 Page 2/40 Visceral Branch function - Answer-Autonomic nervous system supply to thoracic and abdominal organs, motor and sensory fibers Ventral Root - Answer-Joins lumbosacral plexus and combines with sympathetic rami from lumbar region What type of nerve fibers are pelvic or splanchnic nerves - Answer-Parasympathetic Where do the pelvic splanchnic nerves exit in canine? - Answer-S1 & S2 Where do the pelvic splanchnic nerves exit in the equine? - Answer-S3, S4, S5 pelvic splanchnic nerves form the pelvic plexus which controls? - Answer-Peristalsis and tone in the large intestine, contraction of depressor muscle and relaxation of trigone of the bladder, erection of the penis and relaxation of anal sphincter Medial branch of the dorsal root controls? - Answer-Sacral and coccygeal muscles Lateral branch of the dorsal root responsible for? - Answer-Cutaneous nerves lumbosacral plexus in the canine spinal roots are? - Answer-L6-S3 Lumbosacral plexus in the equine spinal roots are? - Answer-L5-S2 What are the branches of the Lumbosacral plexus? - Answer-Sciatic, Cranial Gluteal, Caudal Gluteal nerves, caudal cutaneous femoral nerve, pudendal nerve What are the branches of the sciatic nerve? - Answer-Fibular & Tibial nerve EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED FIRST PUBLISH SEPTEMBER 2024 Page 3/40 What muscles does the sciatic nerve innervate from lumbosacral plexus? - Answer-Semimebranosus, semitendinosus, biceps femoris Sciatic nerve supplies the skin on what side of the leg? - Answer-Lateral Sciatic nerve exits from what roots in the Equine? - Answer-l5, l6, S1, S2 Sciatic nerve exits from what roots in the Canine? - Answer-L6, l7, s1, s2 Cranial Gluteal Nerve supplies what muscles? - Answer-Gluteus profundus, gluteus medius, tensor fascia lata, piriformis What roots does the Cranial Gluteal nerve come from in the Equine? - Answer-l6, S1 What roots does the Cranial Gluteal nerve come from in the canine - Answer-L6, l7 What muscles do the Caudal Gluteal Nerve supply - Answer-Gluteus superficially, gluteus medius, piriformis What roots does the caudal gluteal nerve come from in the equine - Answer-S1, S2 What roots does the caudal gluteal nerve come from in the canine - Answer-L7, S1 Caudal Cutaneous Femoral nerve supplies? - Answer-Skin around anus, caudal and lateral thigh Caudal Cutaneous Femoral nerve exits what segments? - Answer-S1-S3 Equine, S1-S2 Canine What does the pudendal nerve supply? - Answer-External genitalia, Urethra, Bladder, perianal muscles What nerve roots does the pudendal nerve originate from - Answer-S4 & s5 equine, S1-S3 canine EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED FIRST PUBLISH SEPTEMBER 2024 Page 4/40 Sensory information from the environment is transmitted to the cord by the? - Answer-dorsal root Information to end-organs is transmitted via - Answer-Ventral root T or F there are synapses in the dorsal root ganglion? - Answer-False T or F Cell bodies of sensory neurons lie int he Dorsal root ganglion - Answer-True Cell bodies of motor neurons are located? - Answer-Ventral horn of the grey matter T or F Autonomic nervous system is strictly a motor system? - Answer-True Cell bodies of the autonomics are located where? - Answer-Intermediolateral cell column of the grey matter What does each autonomic motor neuron synapse with before ending on a final organ (gland, blood vessel, etc) - Answer-Post ganglionic neuron Where are cell bodies of sympathetic nervous system located? - Answer-T1-L4/L5 Sympathetic nervous system cause the adrenal medulla to secrete? - Answer-Epi or norepi Parasympathetic neurons are located? - Answer-Brain and IML S2-S4 Major muscle attachments to wing of the ilium - Answer-Gluteus medius and gluteus profundus Major muscle attachment to tuber sacrale - Answer-Gluteus medius Tuber sacrale is the adjusting contact point for what technique? - Answer-PI ilium Tuber sacrale is the - Answer-dorsal iliac spine, EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED FIRST PUBLISH SEPTEMBER 2024 Page 5/40 Tuber coxae is the? - Answer-Ventral projection off the ilial wing/ventral iliac spine Major muscle attachments to the Tuber coxae? - Answer-Gluteus superficialis, internal and external abdominal oblique, tensor fascia lata Ischial tuberosity - Answer-caudal prominence ventral and lateral to tail Major muscle attachments to ischial tuberosity? - Answer-Biceps femoris, semitendinosus, semimebranosus When does osseous fusion of the pubis occur? - Answer-Equine - 5 years, canine - 2 years Major muscle attachment to the pubis - Answer-Rectus abdominus T or F Sacral tubercles are palpable in a dog? - Answer-False Gluteals originate from? - Answer-Aponeurosis of longissimus dosi, gl