UTA A&P Exam 2 Review Questions and Answers All Correct
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UTA A&P
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UTA A&P
UTA A&P Exam 2 Review Questions and Answers All Correct
Name the nerves of the brachial plexus - Answer Musculocutaneous nerve, median nerve, ulnar nerve, radial nerve, and axillary nerve
Name the nerves of the lumbosacral plexus - Answer femoral nerve, obturator nerve, and sciatic nerve
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UTA A&P Exam 2 Review Questions
and Answers All Correct
Name the nerves of the brachial plexus - Answer ✅ Musculocutaneous nerve, median
nerve, ulnar nerve, radial nerve, and axillary nerve
Name the nerves of the lumbosacral plexus - Answer ✅ femoral nerve, obturator nerve,
and sciatic nerve
Name the three layers of cranial meninges from superficial to deep - Answer ✅ dura
mater, arachnoid mater, and pia mater
Name where cerebral spinal fluid (CSF) is located and its functions - Answer ✅
Location: subarachnoid space, surrounds entire CNS
Functions: cushions, provides nutrients, and removes wastes
What are the ventricles of the brain? - Answer ✅ series of fluid filled chambers deep in
the brain
Ventricles of the brain - Answer ✅ lateral ventricles, interventricular foramen, third
ventricle, cerebral aqueduct, fourth ventricle, and central canal
6 major regions of the brain - Answer ✅ cerebrum, cerebellum, brain stem, midbrain,
pons, and medulla
The ______ is the largest of the CNS - Answer ✅ cerebrum
The cerebrum is associated with ______ and feelings and it controls ______ mental
functions - Answer ✅ thoughts; higher
The cerebrum contains ______ and ______ matter - Answer ✅ gray; white
Gray matter is composed of ______ cell bodies - Answer ✅ neuron
White matter is composed of ______ axons - Answer ✅ myelinated
Cerebral cortex - Answer ✅ contains a longitudinal fissure which separates the cortex
into 2 hemispheres (right and left) and 4 lobes (frontal, parietal, temporal, and occipital)
, 2 surface components of the cerebral cortex - Answer ✅ gyri (bridges and ridges) and
sulci (grooves and crevices)
Primary motor and sensory areas - Answer ✅ Precentral gyrus (located anterior to
central sulcus) and postcentral gyrus (located posterior to central sulcus)
Primary special sensory areas - Answer ✅ primary visual cortex (occipital lobe), primary
auditory cortex (temporal lobe), and primary olfactory cortex (temporal lobe)
What are the two speech centers of prefrontal cortex? - Answer ✅ Wernicke's area and
Broca's area
What is internal capsule? - Answer ✅ axons that help connect neuron cell bodies
between cerebral cortex and spinal cord
What are association fibers? - Answer ✅ axons that connect neurons within the
cerebral hemisphere
What is corpus callosum? - Answer ✅ axons that connect neurons between
hemispheres
What is the function of your cerebral hemisphere? - Answer ✅ receives info and sends
motor commands to opposite side of body
What is your limbic system associated with? - Answer ✅ emotions and memory
Which of the following is a region of the limbic system? - Answer ✅ Thalamus,
hypothalamus, pituitary gland, and basal ganglia
What is your cerebellum involved with? - Answer ✅ coordination and balance
Your brain stem is located between ______ and ______ - Answer ✅ spinal cord;
cerebrum
Components of brain stem - Answer ✅ midbrain, pons, and medulla
Function of the brain stem is to carry info between the ______ and ______ - Answer ✅
spinal cord; cerebral cortex
To cause movement, a muscle must ______ - Answer ✅ contract
Most ______ muscles above the knee are flexors and medial rotators - Answer ✅
anterior
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