CB7H Word Scramble
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| Question | Answer |
| Which cells in the nervous system detect changes? | (receptor cells) |
| Sense organs contain receptors cells. Give one example of a sense organ. | (e.g. eye, ear, nose, tongue, skin) |
| Which parts of the body cause the response to a stimulus? | (effectors) |
| Give an example of an effector. | (one of: muscle, gland) |
| In what form is information transmitted in the nervous system? | (electrical) impulses) |
| How are soluble chemical substances (e.g. digested food molecules) carried around the body? | (in the blood/plasma) |
| Name one hormone produced in the male reproductive system. | (testosterone) |
| Name one hormone produced by ovaries. | (one of: oestrogen, progesterone) |
| Which general name is given to an organ that responds to a hormone? | (target organ) |
| What effect do hormones have on organs that respond to them? | (change how the organ is working) |
| What is the name for a gland that produces a hormone? | (endocrine gland) |
| Name the organ that produces oestrogen. | (ovary) |
| Name the organ at the base of the brain that produces many hormones. | (pituitary gland) |
| What is the name for an organ that is affected by a hormone? | (target organ) |
| Name an organ that is affected by growth hormone. | (bones/muscles) |
| How do hormones travel around the body? | (in the blood) |
| Which hormone brings about changes in a boy’s body during puberty? | (testosterone) |
| Where is adrenalin made? | (adrenal glands) |
| Describe one effect of adrenalin on the body. | increases heart rate, increases breathing rate, increases blood pressure, increases blood sugar concentration, or dilates pupils |
| What is the role of thyroxine in the body? | (to control metabolic rate) |
| What name is given to a substance produced in the body that changes how its target organs work? | (hormone) |
| Name the endocrine gland that produces testosterone. | (testis/testes) |
| How does testosterone get from where it is made to its target organs? | (in blood) |
| Name the hormone that produces changes in girls as they become women. | (oestrogen) |
| H In which gland is thyroxine produced? | (thyroid gland) |
| H What is the function of thyroxine in the body? | (controls metabolic rate) |
| H Which hormone controls the fight or flight response? | (adrenalin) |
| H Which term describes when a change in a system causes the opposite change, returning the system to a normal level? | (negative feedback) |
| What name is given to the cycle of changes in a woman’s reproductive system that happens every month? | (menstrual cycle) |
| What name is given to methods that prevent fertilisation? | (contraception) |
| Which term describes the cycle of changes in a woman’s body that happens about every 28 days? | (menstrual cycle) |
| On approximately which day of the menstrual cycle is an egg cell released from an ovary? | (day 14) |
| Name two hormones that help to control the menstrual cycle. | oestrogen, progesterone, |
| State where oestrogen is produced. | (ovaries) |
| How do changes in the blood concentrations of oestrogen and progesterone trigger menstruation? | (Concentrations of both hormones decrease.) |
| Which term describes any method used to reduce the chance of pregnancy? | (contraception) |
| Give one example of a physical barrier method of contraception. | condom, diaphragm/cap |
| In the menstrual cycle, what usually happens at about day 14? | (ovulation) |
| What change in the concentrations of oestrogen and progesterone causes menstruation? | (Concentrations of both hormones decrease.) |
| How does use of a condom during sexual activity help to reduce the risk of pregnancy? | (prevents sperm reaching the egg) |
| How does the combined contraceptive pill help to reduce the risk of pregnancy? | (one of: contains hormones that prevent ovulation/reduces chance of sperm reaching egg) |
| H A surge in concentration of which hormone triggers ovulation? | (LH) |
| H Which hormone stimulates the growth and maturation of an egg follicle? | (FSH) |
| H Which hormone treatment can be given to women who rarely ovulate, to increase their chance of ovulation? | (clomifene therapy) |
| H In which ART technique is a woman given two natural hormones to cause the release of many eggs from her ovaries? | (IVF) |
| Name one target organ of insulin that helps to reduce blood glucose concentration. | Name one target organ of insulin that helps to reduce blood glucose concentration.(muscle/liver) |
| What name is given to the condition in which people cannot control their blood glucose concentration properly? | (diabetes) |
| Which term means maintaining a constant internal environment? | (homeostasis) |
| What effect does eating food have on blood glucose concentration? | (increases) |
| What effect does exercise have on blood glucose concentration? | (decreases) |
| Which hormone(s) control(s) blood glucose concentration? | (insulin, H glucagon) |
| Which endocrine gland produces this hormone/H these hormones? | (pancreas) |
| What happens to glucose taken into liver cells as a response to a hormone? | (changed to glycogen) |
| What causes type 1 diabetes? | (no insulin produced) |
| What type of treatment must someone with type 1 diabetes have for the rest of their lives? | (injection of insulin) |
| What causes type 2 diabetes? | (either not enough insulin produced, or insulin target cells do not respond properly) |
| How is type 2 diabetes correlated with body mass? | (Increasing body mass increases the risk of type 2 diabetes.) |
Created by:
Davenant Foundation School
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