OCR Gateway - B1 Flash Cards

What is Physical Fitness?

What is good health?

Name 4 things that increase the risk of heart disease.

What is Systolic Pressure? What is the average healthy Systolic Pressure?

What is Diastolic Pressure? What is the average healthy Diastolic Pressure?

What things can increase your resting blood pressure?

How can smoking increase your B.P?

How can Saturated Fat increase your blood pressure?

Define Thrombosis.

Define a Balanced Diet.

Explain what Carbohydrates are.

Explain what Fats are.

Explain what Proteins are.

Explain the use of Iron in the body.

Explain the purpose if Vitamin C in the blood.

What is the purpose of fibre in the blood?

What is the purpose of water in the body?

How can you calculate the amount of protein needed for any person?

Why do developing countries not get enough protein?

What is the difference between First class proteins and Second class proteins?

What is Kwashiorkor?

What is BMI?

What are some health risks associated with being overweight?

What are infectious diseases caused by?

What are causes of Non-Infectious diseases?

List 5 ways to reduce getting cancer.

Give an example of a disease cause by the pathogen fungi.

Give an example of a disease caused by the pathogen bacteria.

Give an example of a disease caused by the virus pathogens.

Give an example of a disease caused by the protozoa pathogen.

Name the parasite that causes Malaria.

How do pathogens make us ill when they invade our bodies?

The malaria parasite is spread by mosquitoes. Name another host for the malaria parasite?

Knowing how the vector spreads the disease allows people to take steps to control malaria. These include.....

How can climate have an effect on vectors that spread disease?

What are antibiotics?

What is MRSA?

Why do antibiotics have to be used carefully?

Give examples of barriers your body has to keep pathogens out.

Name two different types of white blood cells.

Why do you become immune from an infection once you recover from it?

How does immunisation work?

Explain how mutations in viruses can lead to epidemics.

Define active immunity.

Define passive immunity.

Having binocular vision means....

Having monocular vision means....

Define accomodation

What is wrong with the eye if you are short sighted?

What is wrong with the eye if you are long sighted?

How can short sight be corrected?

How can short sight be corrected?

What causes red-green colour blindness?

What is a stimulus?

What are the two main part to your nervous system?

Why do we need to be able to detect stimuli?

Name all of the body's receptors (sensory organs).

How does the information pass through the body?

Explain the process of a reflex arc in order.

What are effectors?

Define a drug.

Why do some beneficial drugs have to be prescribed by doctors?

What happens when you take a drug for a long time?

What happens if you are addicted to a drug but you stop taking it?

What are depressants?

What are painkillers?

What are stimulants?

What are performance enhancers?

What are hallucinogens?

Describe Class A drugs.

Describe Class B drugs.

Describe Class C drugs.

How are new drugs tested?

Where does Tobacco come from?

What does tar do to your body?

What kind of drug is alcohol?

List some short term effects of alcohol.

List some long term effects of alcohol.

What does your body need to function properly?

What is the term used when inputs and outputs are regulated by the body?

What is a healthy average body temperature?

How and where can you measure body temperature?

What happens if your body goes about 40 degrees Celsius?

What happens to your body if it goes below 35 degrees Celsius?

How does the body gain heat in cold conditions?

How does the body loses heat in hot conditions?

Stat the order of events in Negative Feedback.

Where are hormones secreted from?

What do hormones do?

Why does the body usually react to hormones much slowly?

Give n example of a hormone that acts quickly.

Where is the hormone insulin produced?

What kind of hormones are made in the pituitary gland and the hypothalamus?

Thyroxine is produced in which gland?

Where is adrenaline produced?

What hormones are produced in the ovaries?

What hormone is produced in the testes?

What happens if there is too much glucose in the blood?

What is the cause and method of control for Type 1 Diabetes?

What is the cause and method of control for Type 2 Diabetes?

How can exercise control their symptoms through exercise?

What do plant hormones coordinate?

A plants response to a stimulus is called a.......

Explain phototropism in a plant.

How does an auxin make the shoot bend?

Define and describe Geotropism in plants.

Explain the job of weedkillers. In cooperate auxins in your answer.

What is rooting powder?

How can auxins help with fruit ripening?

How can auxins have an effect on the control of dormancy?

What two things can characteristics be determined by?

Examples of characteristics determined by the environment.

Examples of characteristics determined by genes.

Examples of characteristics determined by genes and the environment.

What is bigger a gene or a chromosome?

What are chromosomes made from?

How many pairs of chromosomes in each body cell?

How many chromosomes does a red blood cell have?

How many chromosomes in a gamete?

What is the nature - nurture debate?

List some things that can cause genetic variation.

What is a mutation?

How can the environment cause mutations?

What is an allele?

How are gametes formed?

Explain why fertilisation is random.

You have a brown mouse and a white mouse. They breed. If the offspring is brown what does this mean?

What pair of chromosomes indicates that you are a male?

What pair of chromosomes indicates that you are a female?

What gender chromosomes are present in male and female gametes?

The genes you inherit from your parents determine your.........

The physical expression of genes you carry for a particular characteristic (e.g. earlobe shape) is your.............

What is the term used when you have two different versions of genes from your parents for the same characteristic?

What is the term used when you have two of the same alleles for a characteristic?

The type of cross where the inheritance of one type of characteristic is analysed is called a.......

Explain how to draw a genetic diagram for a Monohybrid cross.

Give examples of inherited disorders.

What causes inherited disorders?

Give examples of beneficial mutations.