Old Exam

Question 1

what compromises the CNS

Answer 1

brain and spinal cord

Question 2

what does the autonomic NS consists of

Answer 2

parasympathetic and sympathetic NS

Question 3

in most species, salivation is increased by

Answer 3

the parasympathetic NS

Question 4

a portal blood supply has how many capillary beds in series?

Answer 4

2

Question 5

How many directions can an action potential occur in?

Answer 5

only one direction

Question 6

Conduction at a synapse can only occur in

Answer 6

one direction

Question 7

Creativity and artistic ability are usually associated with what side of the body

Answer 7

the left

Question 8

Prolactin stimulates a

Answer 8

crop milk that pigeons use to feed their young

Question 9

Endorphins are hormones and considered

Answer 9

natural analgesics/opiates

Question 10

The nucleus of a neuron is located within the

Answer 10

NCB

Question 11

lipid containing cells that surround the axon of some neurons

Answer 11

allow faster conduction of ATP

Question 12

What are the lipid containing cells that surround the axons of some neurons that allow faster conduction of ATP

Answer 12

Schwann Cells

Question 13

these multiple branches of a neuron increase the cells ability to receive incoming information

Answer 13

dendrites

Question 14

Brain damage to the RAS will likely cause the person to

Answer 14

go into a coma

Question 15

the stage of Gastric Secretion that is dependent on the nervous system is

Answer 15

Cephalic

Question 16

neurons that carry messages from the sense organs to the spinal cord or brain are called

Answer 16

sensory or afferent neurons

Question 17

the part of the limbic system that deals with emotions is the

Answer 17

amygdala

Question 18

part of the brain stem that acts as a “bridge” to and from higher centers

Answer 18

pons

Question 19

the part of the avian system where the digestive, reproductive, and urinary systems converge

Answer 19

cloaca

Question 20

ability of the CNS to remodel/reprogram itself

Answer 20

plasticity

Question 21

afferent neurons enter the spinal cord via the _______ root and efferents exit via the _______ root

Answer 21

dorsal
ventral

Question 22

the most susceptible part of the NS is the

Answer 22

synapse

Question 23

the organ that most deals with responding to stress is

Answer 23

adrenal gland

Question 24

what hormone is most involved in milk let-down reflex

Answer 24

oxytocin

Question 25

diseases like CJD and CWD are caused by

Answer 25

prions

Question 26

growth hormone acts through

Answer 26

somatostatin

Question 27

which lobe of the cerebrum contains the sensory homonuculus

Answer 27

parietal

Question 28

collection of NCB within the CNS with a common function are called

Answer 28

ganglia

Question 29

if you cut the vagus nerve to the heart. what happens to the HR

Answer 29

increases

Question 30

when a neuron is depolarizing

Answer 30

Na+ is coming in

Question 31

the grinding stomach of a bird is the

Answer 31

crop

Question 32

region of the brain that controls rage, thirst, hunger, and gonadal functions is the

Answer 32

hypothalamus

Question 33

region of the brain that controls involuntary functions such as HR, respiration, blinking, vomiiting

Answer 33

medulla oblongata

Question 34

neuron exhibits the all of an all or none response if

Answer 34

threshold potential is reached

Question 35

deficiency dwarfism

Answer 35

IGF-1

Question 36

involved in milk let-down reflex

Answer 36

oxytocin

Question 37

decreases urine production

Answer 37

ADH

Question 38

causes ovulation

Answer 38

LH

Question 39

increases metabolic rate

Answer 39

TSh

Question 40

skin darkening in frogs and lower vertebrates

Answer 40

MSH

Question 41

activity when the alpha FSH subunit is combined with the beta subunit of TSH

Answer 41

hGC

Question 42

produced by fat cells to induce satiety

Answer 42

leptin