1 |Page
Biol 320 Exam 1 Newest 2026 Actual Test
Bank
Exam Complete Questions And Correct
Answers Verified Answers Already
Graded A+
what are the 4 types of communications ......answer ..... 1. autocrine
2. paracrine
3. endocrine
4. neurotransmitter
which communications are hormonal ......answer ... autocrine,
paracrine, endocrine
autocrine ......answer ... secreted by cells that tend to work in local
areas (sweat) affect the secreted cell only
Primedocs
, 2 |Page
paracrine ......answer ... goes out of cell into interstitial, local
affecting chemical
endocrine ......answer ... secretion into the blood specialized cells;
travel to target tissues results in regulation of cell function
neurotransmitter ......answer ... produced by neurons: secreted into
a synaptic cleft by presynaptic nerve terminals
nervous system ......answer ..- fast response (reaction time)
-uses impulses to send messages
-organs: brain spinal cord and nerves
-uses neurons
-milliseconds to seconds: very fast
endocrine system ......answer .. ..- slower response
Primedocs
, 3 |Page
-uses hormone to send messages
-organs: glands
-travels thru blood stream
-very slow: minutes to hours
both ......answer.....-react to stimuli
-help maintain homeostasis
-hypothalamus is a link between both systems
what are the 3 patterns of changes in hormone secretion over time
......answer.....- chronic hormone regulation
-acute hormone regulation
-cyclic hormone regulation
what is chronic hormone regulation ......answer.....-Maintenance of
relatively constant concentration of hormone. ex: Thyroid
hormone.
Primedocs
, 4 |Page
-always stable doesn't go up or down
what is acute hormone regulation ......answer.....-epinephrine in
response to stress
-goes up and down as needed
-most common ex- epinephrine
and adrenaline
what is cyclic hormone regulation ......answer.....- female
reproductive hormones
-goes up and down during menstural cycle
-fixed days go up
-not as common
what are the 3 types of mechanisms of hormone release control
......answer.....-humoral
-hormonal
Primedocs
Biol 320 Exam 1 Newest 2026 Actual Test
Bank
Exam Complete Questions And Correct
Answers Verified Answers Already
Graded A+
what are the 4 types of communications ......answer ..... 1. autocrine
2. paracrine
3. endocrine
4. neurotransmitter
which communications are hormonal ......answer ... autocrine,
paracrine, endocrine
autocrine ......answer ... secreted by cells that tend to work in local
areas (sweat) affect the secreted cell only
Primedocs
, 2 |Page
paracrine ......answer ... goes out of cell into interstitial, local
affecting chemical
endocrine ......answer ... secretion into the blood specialized cells;
travel to target tissues results in regulation of cell function
neurotransmitter ......answer ... produced by neurons: secreted into
a synaptic cleft by presynaptic nerve terminals
nervous system ......answer ..- fast response (reaction time)
-uses impulses to send messages
-organs: brain spinal cord and nerves
-uses neurons
-milliseconds to seconds: very fast
endocrine system ......answer .. ..- slower response
Primedocs
, 3 |Page
-uses hormone to send messages
-organs: glands
-travels thru blood stream
-very slow: minutes to hours
both ......answer.....-react to stimuli
-help maintain homeostasis
-hypothalamus is a link between both systems
what are the 3 patterns of changes in hormone secretion over time
......answer.....- chronic hormone regulation
-acute hormone regulation
-cyclic hormone regulation
what is chronic hormone regulation ......answer.....-Maintenance of
relatively constant concentration of hormone. ex: Thyroid
hormone.
Primedocs
, 4 |Page
-always stable doesn't go up or down
what is acute hormone regulation ......answer.....-epinephrine in
response to stress
-goes up and down as needed
-most common ex- epinephrine
and adrenaline
what is cyclic hormone regulation ......answer.....- female
reproductive hormones
-goes up and down during menstural cycle
-fixed days go up
-not as common
what are the 3 types of mechanisms of hormone release control
......answer.....-humoral
-hormonal
Primedocs
