Laboratory Manual For Human Anatomy & Physiology
4th Edition
ISBN: 9781260159363
Author: Martin, Terry R., Prentice-craver, Cynthia
Publisher: McGraw-Hill Publishing Co.
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Textbook Question
Chapter 28, Problem 6PL
The brachial plexus is formed from components of spinal nerves C5—T1
a. True ________
b. False ______
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Students have asked these similar questions
Spinal nerves from different segments combine to form nerve plexuses. Nerves from which two plexuses combine to form the radial nerve?
Group of answer choices
A. lumbar and sacral plexuses
B. brachial and sacral plexuses
C. cervical and brachial plexuses
D. cervical and sacral plexuses
____________________________________________________________________________
The resting membrane potential of a nerve cell is -70 mV. If threshold is -60 mV and a medication causes a patient's resting membrane potential to change to -75 mV, what is the likely outcome?
Group of answer choices
A. normal generation of action potentials
B. it will be easier to generate an action potential
C. it will be more difficult to generate an action potential
D. facilitation will occur at the cell membrane
Write the name of each cranial nerve next to the Roman numeral representative of that nerve.
Then draw a line to link each nerve to its characteristics. Some characteristics may link to
VII.
more than one nerve, while other nerves may have more than one characteristic.
a. Mixed branch controls chewing and detects
sensations in lower jaw
b. Links the retina to the brain's visual cortex;
III
damage causes blindness in part or all of a visual
field
IV
c. Regulates voluntary movements of the eyelid and
eyeball
V
VI
d. Damage to sensory branch causes loss of sensation
in upper face
VII
VIII
e. Governs tongue movements, swallowing, and
gagging
IX
f. Damage causes tongue to deviate toward injured
side
X
XI
g. Damage here can cause a drooping eyelid and
dilated pupil
XII
h. Damage causes sagging facial muscles and
distorted sense of taste
i. Longest and most widely distributed cranial nerve
j. Concerned with hearing and balance
k. Plays a key role in many heart, lung, digestive,
and urinary…
Predict the symptoms (both sensory and motor) you might experience if you suffered an injury to each of the following nerves:- a. Median nerve b. Common fibular nerve c. Femoral nerve d. Sciatic nerve e. Ulnar nerve
Chapter 28 Solutions
Laboratory Manual For Human Anatomy & Physiology
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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- The _____________ nerve innervates the anterior thigh muscles and the skin on the anterior thigh. a. femoral c. sciatic b. obturator d. tibialarrow_forwardFill in the blank: The white matter of the spinal cord is divided into anterior, lateral, and posterior _______________________.arrow_forwardIdentify the nerve plexus from which each nerve originates. ______________________ 1. femoral n. ______________________ 2. sciatic n. ______________________ 3. phrenic n. ______________________ 4. ulnar n. ______________________ 5. axillary n. ______________________ 6. tibial n. ______________________ 7. obturator n.______________________ 8. radial n. ______________________ 9. common fibular n. ______________________ 10. pudendal n.arrow_forward
- In the form of a note, explain cranial nerves (all).arrow_forwardFill in the blank: The _______________________ is a groove that extends the length of the spinal cord posteriorly.arrow_forwardThe polio virus can cause skeletal muscle paralysis by destroying neuron cell bodies. Identify the area of the spinal cord that is destroyed.arrow_forward
- Label the nerve cord, thoracic and abdominal ganglia. Also, count how many nerve cords are there including the number of thoracic and abdominal ganglia.arrow_forwardSelect the cranial nerves that arise from the Cerebrum XII. Hypoglossal nerve Cranial nerve diagram IV. Trochlear nerve V. Trigeminal nerve X. Vagus nerve I. Olfactory nerve XI. Accessory nerve IX. Glossopharyr nerve II. Optic nerve VI. Abducens nerve VIII. Vestibulococł nerve Cranial Nerve Functions Applying Classroom Knowledge to Clinical Practicearrow_forwardStructure B is the nerve. The muscles at D are innervated by the + nerve, which is cranial nerve number The function of structure F is Structure G is lined by epithelium. Garrow_forward
- Image #2 Nerve A Nerve B arm Nerve C ribs Pelvic Bones Uarrow_forwardThe intercostal nerves between the ribs arise from which spinal nerve plexus? a. cervical b. brachial c. lumbar d. sacral e. none of themarrow_forwardName the nerve the arrow is pointing to. 5 roots (ventral rami of spinal nerves) Contribution from C4 (prefixed) Dorsal scapular nerve (C5) 3 trunks Dorsal ramus Suprascapular, nerve (C5, 6) To phrenic 3 anterior divisions 3 posterior divisions nerve To subclavius nerve (C5, 6) Superior 3 cords Middle Terminal branches C8 Inferior 1st rib Name the nervearrow_forward
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