Biology Forums - Study Force

Biology-Related Homework Help Anatomy and Physiology Topic started by: Spam839656 on Feb 22, 2018



Title: The portion of the nervous system that has voluntary control over skeletal muscles is the ...
Post by: Spam839656 on Feb 22, 2018
The portion of the nervous system that has voluntary control over skeletal muscles is the _____________ division.
 
  A.  autonomic motor
  B.  somatic sensory
  C.  somatic motor
  D.  visceral sensory



(Question 2) The portion of the nervous system that conducts impulses from the skin, joints, skeletal muscles, and special senses is the ___________ division.
 
  A.  autonomic motor
  B.  somatic sensory
  C.  somatic motor
  D.  visceral sensory



(Question 3) Which is not a function of the motor division of the nervous system?
 
  A.  Conducts impulses from the CNS
  B.  Transmits impulses to muscles and glands
  C.  Transmits impulses from the viscera
  D.  Voluntary control of skeletal muscle
  E.  Involuntary control of the heart



(Question 4) The spinal cord is part of the central nervous system.
 
  Indicate whether this statement is true or false.



(Question 5) Nerves and ganglia are structures found in the
 
  A. central nervous system.
  B. peripheral nervous system.
  C.  central and peripheral nervous systems.



(Question 6) The nervous system controls the activity of muscles and glands. Muscles and glands can generate changes and are therefore called
 
  A. afferents.
  B. effectors.
  C. stimuli.
  D. visceral.



(Question 7) Which is not a general function of the nervous system?
 
  A. Transporting materials throughout the body
  B. Collecting information
  C. Processing and evaluating information
  D. Responding to information
  E.  No exceptions; all are general functions of the nervous system.



(Question 8) Receptors are parts of the nervous system that allow it to
 
  A. initiate responses to information.
  B. process information.
  C. collect information.
  D. conduct impulses to muscles.



(Question 9) Most commonly, a synapse is made between a
 
  A. presynaptic neuron's dendrite and a postsynaptic membrane's cell body.
  B. presynaptic neuron's axon and a postsynaptic neuron's dendrite.
  C. presynaptic neuron's axon hillock and a postsynaptic neuron's cell body.
  D. presynaptic neuron's soma and a postsynaptic neuron's synaptic knob.



(Question 10) Imagine an athlete jumping up to test her vertical leap. For such a jump, name the muscles acting as powerful agonists, synergists, and antagonists.
 
  What will be an ideal response?


Title: The portion of the nervous system that has voluntary control over skeletal muscles is the ...
Post by: Annahindrance on Feb 22, 2018
1) C

- - -

2) B

- - -

3) C

- - -

4) TRUE

- - -

5) B

- - -

6) B

- - -

7) A

- - -

8) C

- - -

9) B

- - -

10) The quadriceps would be the prime agonist, with help (synergy) from the triceps surae muscles (gastrocnemius and soleus). The hamstrings would be the main antagonist.