B5- Homeostasis And Response

Question 1

homeostasis

Answer 1

keeping the conditions in your body and cells at the right level

Question 2

what makes up the central nervous system

Answer 2

central nervous system (CNS), sensory neurones, motor neurones, receptors, effectors

Question 3

synapse

Answer 3

where two neurones join together

Question 4

purpose of a reflex action

Answer 4

stop you from getting injured

Question 5

factors that affect reaction time

Answer 5

age, gender, drugs

Question 6

difference between nervous and hormonal responses

Answer 6

nervous: fast action, act for short time, act on precise area

hormonal: slower action, act for long time, act in more general way

Question 7

hormone that reduces the blood glucose concentration

Answer 7

insulin

Question 8

what does luteinising hormone (LH) do

Answer 8

causes release of an egg

Question 9

what hormone does the contraceptive injection contain

Answer 9

progesterone

Question 10

example of a hormonal contraceptive

Answer 10

contraceptive patch, implant, injection