Spinal plexuses - Study guides, Class notes & Summaries

• Columns/funiculi = white matter (myelinated axons) o Posterior o Lateral o Anterior Spinal nerves • 31 pairs of spinal nerves o8 cervical (cervical enlargement): incoming sensory signals and outgoing motor signals for the arms o12 thoracic o5 lumbar (lumbar enlargement): incoming sensory signals and outgoing motor signals for the legs o5 sacral o1 coccygeal • Spinal nerve plexuses oCervical plexus – C1 – C5; 1. serves head and neck area 2. Notable nerve(s) – Phrenic ...

abducens nerve sixth cranial nerve; responsible for contraction of one of the extraocular muscles alar plate developmental region of the spinal cord that gives rise to the posterior horn of the gray matter amygdala nucleus deep in the temporal lobe of the cerebrum that is related to memory and emotional behavior anterior column white matter between the anterior horns of the spinal cord composed of many different groups of axons of both ascending and descending tracts ...

Surgical First Assistant Study Guide Questions With Correct Answers 2024 Lymph channels run parallel to which structures? A. Nerves B. Veins C. Arteries D. Ligaments - answerB. Veins Body temperature is regulated by the: A. Pons B. Cerebellum C. Midbrain D. Hypothalamus - answerD. Hypothalamus Which two electrolytes are essential for normal cardiac contractions? A. Phosphate and chloride B. Magnesium and sodium C. Bicarbonate and sulfate D. Potassium and calcium - answerD. Potass...

Cranial Nerves and Brainstem Functions Exam Questions and Answers Peripheral nerves and nerve plexuses - Answer-Nerves outside the brain and spinal cord that connect to muscles and sensory receptors; plexuses are networks of intersecting nerves. Neuromuscular junctions - Answer-Point of contact between a motor neuron and a muscle cell where neural signals are transmitted to the muscle causing contraction. Dorsal and ventral roots - Answer-Dorsal roots carry sensory information to the spin...

BIOD151 - Module 5 Summary, Complete Solution With pictures and diagrams For Your Module 5 Exams. Figure 5.1 Posterior view of the nervous system. The brain and spinal cord (central nervous system) connect to the peripheral nervous system. Examples of peripheral nerves are spinal nerves (cervical, thoracic, and lumbar), the upper trunk of the brachial plexus, and the radial nerve. (3) Divisions of the Spinalis thoracis, cervicis, capitis Spinalis Thoracis Origin: spinous processes ...

A posterior root contains A) sensory axons only B) motor axons only C) a mix of sensory and motor axons D) autonomic nervous system axons - ANSWER - A) sensory axons only The white matter of the spinal cord is surrounded by gray matter. A) True B) False - ANSWER - B) False If a patient experiences numbness in the boundaries of a dermatome, it is suggestive of damage to A) the somatosensory cortex B) the thalamus C) one of the spinal funiculi D) the anterior horn of g...

Surgical First Assistant Study Guide Questions With Correct Answers 2024 Lymph channels run parallel to which structures? A. Nerves B. Veins C. Arteries D. Ligaments - answerB. Veins Body temperature is regulated by the: A. Pons B. Cerebellum C. Midbrain D. Hypothalamus - answerD. Hypothalamus Which two electrolytes are essential for normal cardiac contractions? A. Phosphate and chloride B. Magnesium and sodium C. Bicarbonate and sulfate D. Potassium and calcium - answerD. Potass...

OSCE MCQ Prep Exam Questions With Correct Answers Sacroiliac Rocking Test - answerThis test is used for assessment of the lesions of the sacrotuberous ligaments Thoracic and abdominal cavities are separated by: - answerthe diaphragm A decision of the discipline panel may be appealed to the Divisional Court by: - answerThe member Which one of the following components contributes to the body's 1st line of defense? - answerHydrochloric Acid Which of the following strokes if done for too l...

OSCE MCQ Prep Exam Questions With Correct Answers Sacroiliac Rocking Test - answerThis test is used for assessment of the lesions of the sacrotuberous ligaments Thoracic and abdominal cavities are separated by: - answerthe diaphragm A decision of the discipline panel may be appealed to the Divisional Court by: - answerThe member Which one of the following components contributes to the body's 1st line of defense? - answerHydrochloric Acid Which of the following strokes if done for too l...

Cerebrospinal fluid This provides a physiological system to supply nutrients to the nervous tissue, remove metabolic wastes, and produce a mechanical barrier to cushion the brain and spinal cord against trauma Meninges These are three layers of connective tissue in which the brain and spinal cord are wrapped Dura mater, arachnoid mater, pia mater These are the three layers of meninges Dura mater thick, outermost layer of the meninges surrounding and protecting the brain and spinal cord Arach...