Connecting neurons called ____________________ conduct impulses from afferent nerves to efferent nerves.
Fill in the blank(s) with correct word
QUESTION 2Chemical substances called ____________________ activate or inhibit nerve impulses.
Fill in the blank(s) with correct word
QUESTION 3The (PNS) ____________________ ____________________ ____________________ transmits sensory and motor impulses between the (CNS) ____________________ ____________________ ____________________ and the rest of the body. The ____________________ (sensory) nerves carry impulses from the body to the central nervous system. The ____________________ (motor) nerves carry impulses from the central nervous system to the muscles. Voluntary muscle control is provided by the (SNS)____________________ ____________________ ____________________. Involuntary muscle control is associated with the (ANS) ____________________ ____________________ ____________________.
Fill in the blank(s) with correct word
QUESTION 4What is a diagnostic sign for meningitis marked by the person's inability to extend the leg completely when the thigh is flexed upon the abdomen and the person is sitting or lying down?
A) nuchal rigidity
B) Cheyne-Stokes sign
C) Brudzinski's sign
D) Kernig's sign
QUESTION 5What is an enzyme deficiency that alters lipid metabolism called?
A) Tay-Sachs disease
B) hyaline membrane disease
C) phenylketonuria
QUESTION 6Which of the following is a chemical substance in tissue that facilitates the transmission of nerve impulses from one nerve to another that has both stimulant and depressive effects?
A) cerebrospinal fluid
B) acetylcholine
C) dendrite
D) microglia
QUESTION 7Select the term that refers to fainting.
A) syncope
B) narcolepsy
C) epilepsy
D) dystonia
QUESTION 8Select the term that describes a sleep study or sleep test that evaluates physical factors affecting sleep.
A) encephalogram
B)Romberg's sign
C) polysomnogram
D) ambulatory EEG
QUESTION 9What is an inflammation of the brain or spinal cord?
A) encephalitis
B) meningitis
C) encephalopathy
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