Exam 4 review

The sensory, or afferent, division of the peripheral nervous system transmits information from the __________ to the CNS.

• sweat glands

• skin

• kidney

• heart

The autonomic nervous system controls

• smooth and cardiac muscles, and glands

• somatic and skeletal muscle

• visceral and somatic muscle

• immune responses only

seventy percent of the sensory receptors in the body are associated with which special sense?

• taste

• smell

• sight

• hearing

Tags

NGSS.MS-LS1-8

Which of the following substances is a hormone and a neurotransmitter?

• muscarine

• norepinephrine

• dopamine

• nicotine

Which of the following statements regarding the autonomic nervous system is NOT correct?

• Most parasympathetic ganglia are located in or near the visceral effector organ.

• The sympathetic division has short preganglionic fibers and long postganglionic fibers.

• Parasympathetic fibers have a craniosacral outflow.

• The two divisions of the somatic nervous system are sympathetic and parasympathetic.

what role does the parasympathetic tone have on the heart?

• it slows it down

• it increases its rate

• it maintains the rate neutral

• it hyperpolarizes the cardiac muscle

Tags

NGSS.HS-LS1-3

the sympathetic nervous system is also known as the

• fight or flight

• rest and digest

• visceral controler

• homeostatic balancer

Tags

NGSS.HS-LS1-3

the parasympathetic division is also known as the

• rest and digest

• fight or flight

• fight club

• the mastermind of the body

Neurons can be classified structurally by the number of processes extending from their cell bodies. Which of the following is the most common neuron type in humans?

• unipolar

• bipolar

• polar

• multipolar

. 

Relative to extracellular fluid, the interior of a neuron has a negative charge because _________

• potassium is actively pumped into the cell

• sodium is actively pumped into the cell

• potassium diffuses out of the cell

• chloride ions are actively pumped into the cell