LAB MANUAL FOR HUMAN A&P MAIN VERSION
4th Edition
ISBN: 9781266871016
Author: Martin
Publisher: MCG
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Chapter 28, Problem 4.2A
Summary Introduction
To describe:
The effect due to the damage to the anterior root of a spinal nerve.
Introduction:
Motor control can be defined as the systematic control of movement in organisms which contain a nervous system. The primary motor cortex (M1) is the main area of the brain that is involved in the motor function. M1 is present in the frontal lobe of the brain.
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Describe a scenario where someone would have a lesion of the corticospinal tract on one side of the spinal cord.
A patient presents with paralysis of the right side of the body.
A) You know that this patient has suffered brain damage. Explain how you know the damage is to the brain, not the spinal cord.
B) What region of the brain is most likely affected? Explain your answer.
Which statement is true regarding the spinal cord?
a) The interior horns of the spinal cord receive information from the body
b) The spinal cord is surrounded by the Dura matter only
c) The spinal cord terminates into the upper thoracic region
d) The lower lumbar region doesn't contain a spinal cord but rather a collection of nerve roots called the cauda equina
Chapter 28 Solutions
LAB MANUAL FOR HUMAN A&P MAIN VERSION
Ch. 28 - The ____________ is the most superficial membrane...Ch. 28 - The inferior end of the adult spinal cord...Ch. 28 - Prob. 3PLCh. 28 - Which of the following is not part of the gray...Ch. 28 - The central canal of the spinal cord is located...Ch. 28 - The brachial plexus is formed from components of...Ch. 28 - There are eight pairs of cervical spinal nerves....Ch. 28 - The major ascending (sensory) and descending...Ch. 28 - Match the terms in column A with the descriptions...Ch. 28 - Prob. F28.14A
Ch. 28 - The spinal cord gives rise to 31 pairs...Ch. 28 - The bulge in the spinal cord that gives off nerves...Ch. 28 - The bulge in the spinal cord that gives off nerves...Ch. 28 - The ______________ is a groove that extends the...Ch. 28 - In a spinal cord cross section, the posterior...Ch. 28 - The axons of motor neurons are found in the...Ch. 28 - The _______________ connects the gray matter on...Ch. 28 - The _______ in the gray commissure of the spinal...Ch. 28 - The white matter of the spinal cord is divided...Ch. 28 - There are ______________________ pairs of cervical...Ch. 28 - There are ______________________ pairs of sacral...Ch. 28 - Cervical spinal nerve pair C1 originates between...Ch. 28 - Spinal nerves L4 through S4 form a...Ch. 28 - The gray matter of the spinal cord is divided into...Ch. 28 - The spinal cord ends just inferior to L1 in a...Ch. 28 - Severing the ______________________ nerves of the...Ch. 28 - The inferior and superior gluteal nerves of the...Ch. 28 - To block chronic pain in a patient, sometimes...Ch. 28 - Prob. 4.2ACh. 28 - Injuries to the vertebral column and spinal cord...Ch. 28 - Why are intramuscular injections given in the...Ch. 28 - Prob. 4.2CT
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- What is the explanation for the cervical and lumbar enlargements of the spinal cord?arrow_forwardAn anesthetic blocks the function of the dorsal rami of the cervical spinal nerves. Which areas of the body will be affected?arrow_forwardDifferentiate between cerebrum and spinal cord on the basis of arrangement of nerve cell.arrow_forward
- This is the outermost layer of the spinal meninges and acts to support and cushion the spinal cord. a) pia mater b) subarachnoid space c) arachnoid mater d) dura materarrow_forwardDescribe the gross anatomical features of a cross section of spinal cord.arrow_forwardExplain how the effects of spinal cord injury depend on thelocation of the damage.arrow_forward
- (a) Define cerebrovascular accident or CVA. (b) Describe its possible causes and consequences.arrow_forwardA patient presents with paralysis of the left side of the body. You know that this patient has suffered brain damage. Explain how you know the damage is to the brain, not the spinal cord. What region of the brain is most likely affected? Explain your answer.arrow_forwardA typical spinal nerve: Select one: a. normally divides into four branches that will supply the thoracic region, the abdominal region, the pelvic region and the limbs b. is covered by the connective tissue called epineurium c. attaches to the spinal cord via the dorsal root ganglia d. is protected by the dura, arachnoid and pia mater e. contains one nerve fibre and it's myelin sheatharrow_forward
- Describe the general functions of the spinal cord.arrow_forwardHow does the level of spinal cord injury relate to expected functional losses and clinical manifestations?arrow_forwardfill in the blanks: A spinal nerve divides into a(n) ___________that serves the anterior side of the body and the limbs and a(n) ___________ that serves the posterior side of the body.arrow_forward
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