Progress Test 2 Flashcards
When Sandy scalded her toes in a tub of hot water the pain message was carried to her spinal cord by the ______ nervous system.
a. somatic
b. sympathetic
c. parasympathetic
d. central
a. somatic
Which of the following are governed by the simplest neural pathways?
a. emotions
b. physiological drives, such as hunger
c. reflexes
d. movements, such as walking
c. reflexes
Melissa, has just completed running a marathon. She is so elated that she feels little fatigue or discomfort. her lack of pain is probably the result of the release of:
a. ACh
b. endorphins
c. dopamine
d. norepinephrine
b. endorphins
The myelin sheath that is on some neurons:
a. increases the speed of neural transmission
b. slows neural transmission
c. regulates the release of neurotransmitters
d. prevents positive ions from passing through the membrane
a. increases the speed of neural transmission
I am a relatively fast-acting chemical messenger that affects mood, hunger, sleep, and arousal. What am I?
a. acetylcholine
b. dopamine
c, norepinephrine
d. serotonin
d. serotonin
The neurotransmitter acetylcholine (ACh) is most likely to be found:
a. at the junction between sensory neurons and muscle fibers
b. at the junction between motor neurons and muscle fibers
c. at junctions between interneurons
d. in all of these locations
b. at the junction between motor neurons and muscle fibers
The gland that regulates body growth is the
a. adrenal
b. thyroid
c. hypothalamus
d. pituitary
d. pituitary
Epinephrine and norepinephrine are released by the ____ gland
a. neurotransmitters; pituitary
b. hormones: pituitary
c. neurotransmitters; thyroid
d. hormones; adrenal
d. hormones; adrenal
The effect of a drug that is an agonist is to:
a. cause of the brain to stop producing certain neurotransmitters
b. mimic a particular neurotransmitter
c. block a particular neurotransmitter
d. disrupt a neuron’s all or none firing pattern
b. mimic a particular neurotransmitter
Chemical messengers produced by endocrine:
a. agonists
b. neurotransmitters
c. hormones
d. enzymes
c. hormones
In the brain, learning occurs as experience strengthens certain connections in cell work groups called:
a. action potentials
b. neural networks
c. endocrine systems
d. dendrites
b. neural networks
Biological Psychology
concerned with the links between biology and behavior
Endorphins
natural, opiatelike neurotransmitters
Central Nervous System
the brain and spinal cord
Peripheral Nervous System
connects the brain and spinal cord to the rest of the body