Human Body Nervous System 23-24 CMH

Which of the following is the colored portion of the eye?

• Iris

• Ciliary body

• Pupil

• Cornea

Which of the following is NOT a function of the somatic nervous system?

• Stimulates skeletal muscle

• Is under voluntary control

• Consists of single neurons or nerve cells, which have their body located in the central nervous system

• Stimulates cardiac muscle

Which of the following have a single dendrite and axon and are found in the sensory organs?

• Multipolar neurons

• Unipolar neurons

• Bipolar neurons

• Polar neurons

Where is the blind spot located in humans?

• Front of the eye

• Back of the eye

• Top of the eye

• Bottom of the eye

Which of the following is NOT part of the nerve impulse reaction?

• Glial cells

• Resting potential

• Moving potential

• Threshold

Which of the following is the minimum level of a stimulus required to activate a neuron?

• Resting potential

• Action potential

• Threshold

• Moving potential

Which of the following taste buds is located on the back of the tongue?

• Sweet taste

• Salty taste

• Sour taste

• Bitter taste

Which of the following regions of the brain interprets the perception into an action?

• Cerebrum

• Cerebellum

• Brain stem

• Diencephalon

Which of the following regions of the brain consists of the thalamus, subthalamus, epithalamus and hypothalamus?

• Cerebrum

• Cerebellum

• Brain stem

• Diencephalon

Hyperopia is NOT which of the following?

• Commonly called farsightedness

• Causes individuals to be able to see objects far away better than those nearby

• Clouding of the natural lens

• Treated with glasses, contacts or surgery