glossary quiz for homeostasis

• a control mechanism where a change in a condition triggers a response to restore optimal levels

  negative levels

  
• the central nervous system processes

  information

  
• what carries signals from the receptors to the CNS

  sensory neuron

  
• what carries signals between sensory and motor neurons in the CNS

  motor neuron

  
• the gap between two neurons

  synapse

  
• nerve signals are transmitted chemically in the

  synapse

  
• a reflex action is a

  rapid response that does not involve thinking

  
• system of hormones that secrete hormones into the blood

  endocrine system

  
• chemical messenger carried in a blood to its target organ

  hormone

  
• hormones are produced by

  glands

  
• what gland produces adrenaline

  adrenal gland

  
• what hormone helps prepare the body for fight or flight?

  adrenaline

  
• thyroid gland produces

  thyroxine

  
• thyroxine regulates

  metabolism

  
• the pancreas produces

  insulin and glucagon

  
• insulin and glucagon control

  blood glucose levels

  
• insulin and glucagon are produced by the

  pancreas

  
• is insulin hormone

  yes

  
• how does insulin lower blood glucose levels

  by storing it as glycogen

  
• glycogen is stored in

  liver

  
• glucagon is a hormone that raises blood glucose

  by converting glycogen to glucose

  
• what hormone raises blood glucose levels

  glucagon

  
• a condition where blood sugar levels are not properly controlled

  diabetes

  
• what is diabetes?

  blood sugar levels are not properly controlled

  
• type 1 diabetes caused by

  pancreas not producing enough insulin

  
• type 2 diabetes caused by

  body cells becoming resistant to insulin

  
• what hormone is produced in ovaries

  oestrogen

  
• what hormone thickens the lining of the uterus

  oestrogen

  
• oestrogen also controls

  puberty in females

  
• what hormone repairs the lining of the uterus after menstruation

  progesterone

  
• progesterone can prevent the lining of the uterus from

  breaking down

  
• FSH is released by the

  pituitary gland

  
• what hormone causes the egg to mature

  FSH

  
• Follicle Stimulating Hormone

  causes the egg to mature
• luteinizing hormone

  stimulates the release of an egg

  
• testosterone is produced in the

  testes

  
• what controls puberty in males

  testosterone

  
• contain hormones to inhibit FSH and prevent ovulation

  oral contraceptives

  
• examples of barrier methods are

  diaphragms and condoms

  
• barrier methods

  prevent sperm reaching an egg