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WorksheetsAnatomy Exam 4
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Paralysis of which of the following muscles would make an individual unable to flex the knee?
a)
brachioradialis
b)
hamstring muscles
c)
soleus
d)
gluteal muscles
2.
A(n) ________ is a muscle whose contraction is chiefly responsible for producing a particular movement.
a)
agonist
b)
antagonist
c)
opposition
d)
synergist
3.
What does the central nervous system use to determine the strength of a stimulus?
a)
origin of the stimulus
b)
frequency of action
potentials
c)
size of action potentials
d)
type of stimulus receptor
4.
The most abundant class of neuron in the central nervous system is
a)
unipolar
b)
bipolar
c)
multipolar
d)
anaxonic
5.
What is the main factor that determines the power of a muscle?
a)
the length
b)
the shape
c)
the number of neurons innervating it
d)
the total number of muscle cells available for contractions
6.
Which of the following describes the suprahyoid muscles?
a)
They depress the larynx and hyoid bone if the mandible is fixed.
b)
They are a group of muscles that lie superior to the hyoid bone and help form the floor of the oral cavity.
c)
They move the pharynx superiorly during swallowing.
d)
They are often called strap muscles.
7.
The brain stem consists of the ________. A) cerebrum, pons, midbrain, and medulla B) midbrain, medulla, and pons C) pons, medulla, cerebellum, and midbrain D) midbrain only
a)
cerebrum, pons, midbrain, and medulla
b)
midbrain, medulla, and pons
c)
pons, medulla, cerebellum, and midbrain
d)
midbrain only
8.
Which fissure separates the cerebral hemispheres?
a)
central fissure
b)
longitudinal fissure
c)
parieto-occipital fissure
d)
lateral fissure
9.
) Ridges of tissue on the surface of the cerebral hemispheres are called ________.
a)
gyri
b)
sulci
c)
fissure
d)
ganglia
10.
The part of a neuron that conducts impulses away from its cell body is called a(n) ________.
a)
axon
b)
dendrite
c)
neurolemma
d)
schwann cell
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