what's the body's second line of defense against a pathogen

Answers

Answer 1

Answer:

through a cut in your skin, an infection develops. The second line of defence is a group of cells, tissues and organs that work together to protect the body. This is the immune system

Explanation:

Answer 2

The body's second line of defense against a pathogen is antigens. The correct option is c.

What are antigens?

Any substance that triggers the production of antibodies by your immune system is referred to as an antigen. This indicates that your immune system is attempting to combat the chemical because it does not recognize it. A substance from the environment, such as chemicals, germs, viruses, or pollen, can behave as an antigen.

There are two types of antigens: auto-antigen and hetero-antigen (foreign) (self). While auto-antigens are made by the body, hetero-antigens may be molecules made by particular foods or microbes. Even while the body normally identifies auto-antigens, in autoimmune illnesses the body does not.

Therefore, the correct option is c. Antigens.

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The question is incomplete. Your most probably complete question is given below:

a. Antibodies

b. Histamines

c. Antigens

d. Cytokines

e. Interferons


Related Questions

short note on nutrition​

Answers

Answer:

Nutrition is about eating a healthy and balanced diet. Food and drink provide the energy and nutrients you need to be healthy. Understanding these nutrition terms may make it easier for you to make better food choices.

A warm up is important for which of the following activities?
A.
Weight lifting
B.
Running
C.
Basketball
D.
All of the above

Answers

All of them because they can damage ur body if you don’t warm up now
D. All of the above

What would you suggest as a strategy to reduce pollution globally? Implement policies to reduce fossil fuel emissions around the world. Monitor the volume of pollutants released from cars and other vehicles in Africa. Create pamphlets about air pollution health effects and distribute them to the Americas. Enforce strict regulations by fining industries that release air pollutants in Europe.

Answers

Answer:

A.) Implement policies to reduce fossil fuel emissions around the world.

The strategy that should be suggested for decreasing the pollution globally is option A. Implement policies to reduce fossil fuel emissions around the world.

What are fossil fuel emissions?

Fossil fuel generated the bulk quantities of the carbon dioxide at the time of burning it.

The suggestion for decreasing the pollution globally is to implement the policies so that the emission of fossil fuel should be decreased.

Hence, the first option is correct.

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Which of the following is an example of an acceptable time to ignore the rules and etiquette of a sport?

Answers

Answer:

I guess when they go against your morals and values you hold as an individual. If they do (go against them, negatively) then you should not play the sport

Explanation:

"I guess when they go against your morals and values you hold as an individual"

If you feel uncomfortable or hurt in a way that changes how you think of that sport (negatively) then stop it right then and there

But there is...

When... let's say people are known in the sport for being mean to each other and the other team

That is when you step up and be the bigger person and do what's right, being nice and welcoming, "do unto others as you would like others do unto you"

if the other team is being mean...

then still be that good person but show that you mean business and play harder, use the anger or irritation that, that team is causing you to have and play your heart out, use it as a drive

"kill them with kindness"  

It's all about integrity and showing the best you

Answer: D

Explanation:

what is narcotic drugs?​

Answers

Explanation:

The term narcotic originally referred medically to any psychoactive compound with sleep-inducing properties, and euphoric properties as well. 

Answer: I think that it is basically all the drugs out there that are not used for medical use! like in a hospital or something you are given by a doctor.

Which of the following substances is a reactant photosynthesis?

Group of answer choices

Oxygen

Sugar

Sulfur dioxide

Water

Answers

Answer:

Water

Explanation:

The reactants for photosynthesis are light energy, water, carbon dioxide and chlorophyll, while the products are glucose (sugar), oxygen and water.

Answer:

water

Explanation:

I got it right on the quiz lol


Select the correct answer.
Mario requires a medication that will lower his blood pressure by relaxing the blood vessels and decreasing the blood volume. Which class of
medications would Marlo's doctor prescribe?
A digitalis preparations
B. beta blockers
Cangiotensin Il receptor antagonists
D. anglotensin-converting enzyme inhibitors

Answers

Answer:

If a person is suffering high blood pressure then the pressure inside the blood vessels increases because of vasoconstriction. Vasoconstriction is a condition in which the diameter of the blood vessels decreases and blood pressure increases.

Explanation:

Answer:

Beta Blockers

Explanation:

The is what is used to lower blood pressure

List four types of tissue that form the stomach, an organ.

Answers

Stomach contains mucosa, submucosa,muscularis externa and serosa all makes the an organ.

What are the types of tissue the stomach contains?

The stomach wall is made up of four layers of tissue. The serosa, muscularis externa, submucosa, and mucosa are four major tissues.

For absorption and secretion, the stomach and intestines comprise a thin simple columnar epithelial layer. The mucosa is surrounded by a thick layer of loose connective tissue known as the submucosa.

Blood arteries, lymphatic vessels, and nerves include tissue also found in this stratum, this layer may include glands.

Therefore mucosa, submucosa, muscularis externa, and serosa are tissue that makes the stomach.

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George’s boss experienced cardiac arrest, which caused him to collapse and lose consciousness. He stopped breathing and his skin started to turn blue. What should George do next to best assist his boss?

A. He should call 9-1-1 and send someone to get an AED, then perform CPR.
B. He should perform CPR only.
C. He should wait for someone to get him help.
D. He should run to the hospital near by for help.

Answers

A he needs support and it’s way better to do that

7) What is the ring like muscular opening of the stomach called?
a. Pyloric Sphincter
b. Duodenum
c. Cardiac Sphincter
d. Rectum

Answers

Answer:

It is called the Pyloric Sphincter

The answer is A. The Pyloric Sphincter

Match the following terms or definitions:

Stimulus Control
Cognitive-behavioral therapy
Broad spectrum therapy
Reinforcement therapy
Modeling


is creating a desired behavior by the means of rewards or punishments.

is creating a desired behavior by observing that behavior in others.

is identifying and changing the stimuli that prompt us to do a certain behavior.

is the idea that you can change your behavior if you change your thoughts.

is using a combination of several different types of health interventions.

Answers

Explanation:

Stimulus Control is identifying and changing the stimuli that prompt us to do a certain behavior.  

-When an organism is behaving in one way with the presence and in another way in its absence.

Cognitive-behavioral therapy is the idea that you can change your behavior if you change your thoughts.

-Its practical goal is problem-solving and change someone's pattern of thinking and behavior.

Broad-spectrum therapy  is using a combination of several different types of health interventions

-It is therapy with broad-spectrum antibiotics that are acting on the treatment of two major bacterial groups.

Reinforcement therapy is creating the desired behavior by the means of rewards or punishments.

-Therapy that is using positive, negative, punishment, and extinction in order to change a particular part of behavior.

Modeling is creating the desired behavior by observing that behavior in others.

-Behavior by the type of model that is found in others.

A. Make an emergency kit.
B. Create a space in the basement to stay during the fire.
C. Know what a "fire weather" watch means.
D. Learn the evacuation plans in your community.

Answers

What is the question?

Answer:

A and D

Explanation:

i. Children who watch more television, play more video games.
ii. Children who increase their physical activity, increase their total number of calories burned.
iii. Children who get more questions correct on a test, get a better grade on the test.
iv. The warmer the weather, the more children ride their bicycles.
Which situation(s) does NOT show causation?

Answers

iv
explanation: it’s obvious:)

Which is NOT a sign of spoilage bacteria in food?

Group of answer choices

characteristic smell

mold growth

sticky to touch

uncharacteristic color

Answers

i’d say sticky to touch because sometimes oils separate but it doesn’t mean they’re getting old
I think it would be, sticky to touch. hope this helps

1- An AED can be used on a person who is soaking wet?

True or False

2-An AED should NOT be used on an infant?

True or False

3-How do we check for responsiveness on an infant?

a- Tap and shout
b- gently shake
c- tickle the foot
d- open his/her eyes


Answers

Answer:

Its true

Explanation:

Can someone please help me

Answers

Answer:

a clients personal health info is very personal and doctors cant even tell police wihtout the patients families concents so its the last one because they work with the same client

Explanation:


Kai is a clinical health-care provider. Which could be Kai's job?
O a medical transcriptionist
O an occupational therapist
O a cardiologist
O a central supply worker

Answers

I would say a cardiologist

Answer:

an occupational therapist

Explanation:

Which best describes floods hurricanes and earthquakes
A. infectious outbreaks
B. natural disasters
C. chemical disasters
D. Mass power outages

Answers

The answer would be natural disasters because that is what they are scientifically listed as. Hope I helped

Answer:

B.

Explanation:

ASAP!!!!






A psychologist with a behaviorist perspective would study

A.
variations in facial display rules for emotion across several cultures.

B.
how behaviors are adaptive and lead to reproductive success

C.
the influence of unconscious forces on human behavior

D.
problem-solving and creativity

E.
effectiveness of rewards for improving academic performance​

Answers

Answer:

I think it's A psychologist with a behaviorist perspective would study

Explanation:

A psychologist with a behaviorist perspective would study how behaviors are adaptive and lead to reproductive success. The correct option is B.

A psychological viewpoint known as behaviourism focuses on observable behaviours and how they are affected by the environment.

According to behaviourists, actions are acquired through conditioning and are affected by rewards and penalties.

According to behaviourists, the goal of studying behaviours is to determine how they affect an organism's capacity for adaptability and reproduction.

This viewpoint emphasises the significance of researching observable behaviours and how they interact with the environment as opposed to concentrating on unconscious forces, creative problem-solving, or cultural variations in facial expression norms.

Thus, the correct option is B.

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my bestie is not replying me, I'm concerned, I'm so sad what should I do? how can I contact my bestie​

Answers

Answer:

Aight depends, do you guys go to school together? Do you guys live next to each other? If no, then you'll just have to wait it out until she contacts you. If she DOES, then wait till school and say hi or go to her house or something.

What is weight training

Answers

Physical training that involves lifting weights

Answer:weight training is when a person uses weights to help build up muscle in their arms or legs

Explanation:

A son grows to be 6'4", a similar height as his father who is 6'5". Which of the following best describes why this happened?

Genetic instructions for height were passed from the father to the son.

The father and son live in the same place and environmental factors influence height.

The father and son eat the same foods, causing them to reach similar heights..

There is no direct link between the father's height and the son's height.

Answers

Answer:

What best describes why a son grows and reaches a similar height to the father is that genetic instructions for height were passed from the father to the son.

Explanation:

Height is a trait that is linked to genetic inheritance from parents to offspring, given the similarity in height between fathers and sons. It is a fact that, based on a parent's height, one can have an idea of what height a child will have when he is developing.

Approximately 85 to 90% of children can have their father's height, although the genetic basis for inheriting height is not clear.

Other factors that may influence a person's final height are habits, environment and diet, but not decisive.

Other options are not completely true because:

Whether a father and son live in the same place and are exposed to the same environmental factors is not a determinant of height. Genetic inheritance prevails over the fact that father and son eat the same foods  and have the same height because of it.There is a direct relationship between the height of the father and the son.

There are 20 cigarettes in a pack. How many cigarettes does the one pack per day smoker smoke in one year

Answers

I believe it is 7300 good luck
7300 in regular year, 7320 in leap year

does cancer cause cells to mutate and grow out of control t/f

Answers

Answer:

true

Explanation:

A chemical that helps destroy a specific kind of pathogen by locking onto a specific marker molecules is called a(n)

Answers

Answer: antibody :>

yes

I

am

correct

The correct answer is antibodies

Describe how to delay onset and reduce risks of potential health problems during adulthood.

Answers

Answer:

Here are some tips from a not qualified life coach

Exercise

Eat well

Take breaks when needed

Be happy

those are all the tips I got from myself

You have decided that you are ready to start a fitness program. you have not exercised on a regular basis in about a year. what principles of exercise should you consider when starting a new exercise regime and what should you do before and after every workout to minimize injuries. << read less

Answers

Before working out you should stretch or warm up. You should not drink water before starting because it will jiggle in your stomach and can make you throw up. start with something easy. Excercises that will make your heart pump. You should do something that you like. After your workout, drink lots of water.

5. Which stage of stress includes the "fight-or-flight" response? alarm automatic exhaustion resistance​

Answers

Answer:

Alarm

Explanation:

The "fight-or-flight" response happens on the first stage of stress, the Alarm Stage or Alarm Reaction Stage. It is at this stage that the body perceives the stressor, thus, it prepares to either face it/fight it or flee from it. For example, when a person's bag is snatched by a thief, he could either follow the thief to get his bag or stay away from trouble by just shouting to alarm the passersby. Following the thief is considered a fight response while staying away from trouble is the flight response.

The person in this stage experiences rapid heart beat, rapid breathing, trembling, dilated pupils, pale or flushed skin and so on.

Match the following diseases with their infectious agent:
Disease:
49.
Herpes Simplex Virus Type !
I
50
51
52
53
Herpes Simplex Virus Type II
Hepatitis B
HIV
AIDS
Infection:
A. Serum Hepatitis
B. Class of retrovirus
C. Infection of the lips, eyes, and cuticles
D. Infection of the genital region, can be spread to oral region
E. Associated with opportunistic infections due to being HIV positive

Answers

Answer:

Explanation:

E Aids , A is hepatitis b,C is type 2 ,D type 1, and B is HIV

When individuals improve their aerobic endurance, which body systems are affected?

A
digestive and muscular

B
circulatory and digestive

C
respiratory and digestive

D
circulatory and respiratory









PLEASE HURRY FINAL EXAMS

Answers

Answer:D circulatory and respiratory

Explanation:

The circulatory and respiratory systems are affected when individuals improve their aerobic endurance. So the correct option is D.

What is aerobic endurance?

The ability of a person to exercise while utilizing a moderate amount of intensity and but for longer periods of time is called aerobic endurance. Some activities that require aerobic endurance are swimming, long-distance running, triathlons, etc.

Aerobic endurance is a function of the cardiorespiratory system of our body. It is the name given to the combination of the cardiovascular system or the circulatory system and the respiratory system of the body.

These two systems work together to improve and maintenance of the aerobic endurance of the body.

The commonly known cardio exercises are aerobic exercises. They are called so because they involve the cardiorespiratory system including the heart, lungs, arteries, etc for oxygen supply and muscle nutrition.

Therefore the correct option is D.

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