Which of the following BEST describes varicose veins? A. Veins cannot prevent the backflow of blood. B. Veins lose the ability to transport blood to the heart. C. Veins become used for transporting blood to and from the heart. D. Veins become less efficient at transferring waste to the blood.

Answers

Answer 1

Answer:

Varicose veins can best be described as veins cannot prevent the backflow of blood.

Explanation:

Varicose veins are a manifestation of venous insufficiency or peripheral vascular insufficiency.

Veins are blood vessels that, unlike arteries, are not able to contract, so they depend on gravity, muscle contractions and a system of valves to be able to carry blood to the heart.

When the venous valves do not work, the blood is not transported properly, backflow occurs and is retained, producing dilation of the vein walls, which is characteristic of varicose veins. In this case, veins cannot prevent the backflow of blood.

The other options are not correct because:

Varicose veins do not lose their ability to transport blood. Veins cannot be used to transport blood from the heart. Failure to adequately transport waste to the heart does not apply in this case.
Answer 2

Answer:

Answer is A

Explanation:

Credit to the guy/girl above me


Related Questions

How many bones does the average 17 year old have in their body?

Answers

Answer:

206 bones

Explanation:

What's is the first step in handling stress??
F.Practicing relaxation techniques
H.Usinh refusal skills to reduce the stress
G.identifying what is causing the stress
J.avoiding all the stressors in one's life

Answers

I think the answer is G

Surfing the Internet is an example of?

Answers

Answer:Internet Surfing as it is popularly known means to go from one page to another on the Internet, browsing for topics of interest

Explanation:

Answer:

Its just another way of searching for things on the internet.

Explanation:

Can I get brainliest plz

Cardiovascular literally means

Answers

Answer:

Cardiovascular system literally means “cardio” or heart and “vascular” or a system or network of blood vessels

Explanation:

Heart disease and cancer were two of the most common causes of death in 2006

Answers

Answer:

yes it was

Explanation:

according to a timeline I have seen

Answer: True

Explanation:

50 POINTS!!! PLZ HELP!!! Mark has a BMR of 2,200 calories. He is not feeling well, so he checked his temperature. Mark has a fever of 99.6ºF. His BMR now would be
_________.

Answers


When the internal body temperature increases by 33°F, there is an increases in BMR (Body metabolic rate) by 7%.
Mark has a BMR of 2,200 calories
Mark has a fever of 99.6ºF
increase in body temperature = 99.6/33 = 3.02
now percentage increase in BMR = 3.02 x 7 = 21.14% = 0.2114
increase in BMR = 2200 x 0.2114 = 465.08
His BMR now would be = 2200 + 465.08 = 2665.08

Answer:

When the internal body temperature increases by 33°F, there is an increases in BMR (Body metabolic rate) by 7%.

Mark has a BMR of 2,200 calories

Mark has a fever of 99.6ºF

increase in body temperature = 99.6/33 = 3.02

now percentage increase in BMR = 3.02 x 7 = 21.14% = 0.2114

increase in BMR = 2200 x 0.2114 = 465.08

His BMR now would be = 2200 + 465.08 = 2665.08

Explanation:

help again lol wich one is correct​

Answers

Answer:

B

Explanation:

When a person is obese, their heart has to work very hard to pump blood through their whole body, having high blood pressure just increases the strain on the heart. When people have high levels of LDL Cholesterol, the cholesterol may develop fatty deposits in the blood vessels that make it even harder for blood to flow through the arteries, increasing even more the strain on the heart. When they exercise, blood flows better through their vessels and decreases the strain on their heart, but when they don't exercise, fatty deposits may build up over time in their blood vessels, leading to heart disease.

Jake Paul vs Conor Mcgregor Who is Gonna Win

Answers

Answer:

Conor Mcgregor

Explanation:

Answer:

McGregor obviously, he's a pro.

BASKETBALL QUESTION-
6. Match the player positions with his or her job on the court. (match a letter with a number)

a.)) Next tallest players. Can play under the hoop or also out on the wings. Responsible for getting open to take shots outside, or drive for layups and get rebounds on offense. On defense, they are responsible for stopping shots to the basket and getting rebounds
b.)) These may be your shortest. These players are quick, good ball handlers, passing and seeing the entire court. It is their job to bring the ball up the court to set up plays. They need to be able to drive to the basket and shoot from outside. On defense, they are trying to steal passes, contest shots, preventing drives to the basket and boxing out.
c.)) Generally the tallest and positioned nearest to the basket. On offense, they need to get open close to the basket and shoot the ball. These guys generally get rebounds and put backs. On defense, they are asked to block shots and passes and stop the other team from shooting really close to the basket.

1.______Center
2.______Forward
3.______Guards

Answers

Answer: 1. C ; 2. A; 3. B

Can being in stressful situations make you nauseated and unable to eat? Why or why not

Answers

A person who is very stressed or anxious may lose their appetite. Nausea is a recognized symptom of anxiety disorders. Other physical symptoms can include shaking, sweating, rapid heartbeat, and difficulty breathing. Treatment options for anxiety include therapy and medication.

Hope this helps have a nice day :)

A friend has been trying to get into top physical shape by exercising everyday, but isn't getting the results he desires. Which behavioral change will help your friend achieve greater results while maintaining health? A Greatly reduce calorie intake and eat only "Fat Free" prepackaged foods. B Drink an energy drink before and a recovery drink after every workout. C Restrict the amount of liquids being consumed to avoid bloating. D Plan meals and snacks ahead of time using "My Plate" as a nutrient guide.

HURRY FOR FINALS

Answers

Answer:

I would go with D

Explanation:

The behavioral change that will help your friend achieve greater results while maintaining health is to plan meals and snacks ahead of time using “My Plate” as a nutrient guide. The correct option is D.

What is behavioral change?

Long-term habit and behavior change is the goal of behavioral change. According to the bulk of research on health-related habits, even tiny adjustments can have a big impact on people's health and life expectancy.

They discovered that desire, capability, and opportunity—both internal and external factors—are the three main forces behind behavior change. These are all related and may have an impact on one another.

My plate is a technique that tells that you should eat only the amount of food that is on the plate, therefore My plate is necessary for maintaining meals.

Therefore, the correct option is D. Plan meals and snacks ahead of time using “My Plate” as a nutrient guide.

To learn more about behavioral change, refer to the link:

https://brainly.com/question/12991882

#SPJ6

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Answers

Answer:

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Explanation:

Nora is a victim of an accident. She still conscious and aware of her situation. What should a healthcare worker first do before providing her aid?

A. Ask if she should contact her relatives

B. Transport her to the hospital

C. Ask her if she would like help

D. Call the police for assistance

E. Have someone locate an AED

Answers

i think the correct answer would be A.

praise the sun! \( T )/

Answers

Answer:

praise the moon! \( T )/

Explanation:

Answer:

Praise the Aliens~!

Explanation:

(◐ o ◑ )

the disease isn't chronic. So that means you will be better

O in a few years
O After you die
O In under a month
O When you're 30

Answers

I think under a month but not entirely sure
I think under a month

HELP PLEASE ILL GIVE BRAINLIEST

Match the athlete with the type of training

1. football players or rugby players

2. rowers or triatheletes


3. basketball player or martial artists

a. endurance training
b. endurance and strength
c. muscular strength

Answers

Answer: 1 goes with A

2 goes with muscular stenght

3 goes with endurance and strenght

Explanation:

What is your opinion about extrasensory perception? Do you think it exists? Explain your answer.

Answers

Of course extra sensory perception exists. As A physic and a witch, being able to know things before it happens is definitely from the sixth sense. Without the mind, human beings wouldn’t be able to process information or function. The fact alone demonstrates how powerful our brains really are. Personally believing that this important organ is connected directly to the spiritual world. And through the mind we as a society can do extraordinary tasks. Tasks which were deemed impossible or unrealistic.

health is wealth justify the statement with suitable example​

Answers

health is wealthy is true said . if your health is good then you avail do anything which you like . If your health is not good , then you want to do anything but can't due to your health.

Hope this helps good luck :)

A medical office has pictures, paintings, and colors on the walls that reflect the cultures of the community. The office translates signs, posters, and information brochures into the common languages in the community. What is this an example of?
A.
cultural competency
B.
healthcare disparities
C.
health literacy
D.
sensitivity training

Answers

A would be best answer
The answer would be A

What are the warning signs of an abusive relationship?

Answers

verbal abuse first... or controlling actions like distancing you from family giving you a “curfew” and controlling what you say or do.

Warning signs for someone else:

Visibly controlling

Constantly checking on their partner in an eerie way

Change (negative) in personality

Cruelty to animals or children

Warning signs for you:

Being overly critical

Accessing private accounts such as goo gle, tw itter, etc and has to know your passwords

Never being at fault

Saying you did things they did

Extreme jealousy

And of course, physically hurting you

When stretching, you should:
a
work on a specific muscle group slowly and at one time
b
always do shoulders and legs first
c
compete with others to see who is more flexible
d
have the same degree of strength in all joints

Answers

Answer:

a is the answer because the other ones are wrong

Answer:

work on a specific muscle group slowly and at one time

Explanation:

When you do stretches, usually you are targeting a specific point of your body, and therefore that makes it true, it also benefits more to do one slowly and at a time. Hope this helped!

a cancer that affects the tissues of the lymphatic system

Answers

Answer:

Lymphoma

Explanation:

What disorder is Harry suffering from? What hormonal therapy is he undergoing?
Harry is suffering from weakness, excessive thirst, and increased urine production. Harry’s doctor diagnoses him with
and prescribes a nasal spray containing
for treatment.

Answers

Answer:

Diabetes insipidus

Explanation:

Signs and symptoms of diabetes insipidus include:

   Extreme thirst

   Producing large amounts of diluted urine

   Frequent need to get up to urinate during the night

   Preference for cold drinks

Desmopressin nasal spray is used to treat central cranial diabetes insipidus

Answer:

Diabetes Insipidus and Antidiuretic Hormone

Explanation:

Diabetes insipidus occurs when the body is unable to produce an adequate amount of the hormone vasopressin

HOW TO SCORE IN AMERICA

Answers

Answer:

Score what?

Explanation:

Basketball - by throwing ball in hoop

Football - by getting the ball to the end line (touchdown)

Tennis - by hitting the ball off the other side

Soccer - by kicking the ball in the net

by scoring its that easy lol

Are uncooked beans dangerous to eat?

Answers

Answer:

nevermind they are

Answer:

No, you can eat beans right out of the can

Explanation:

i dont recommend it though, cause they nasty, unless its baked beans, those arent that bad straight out of the can

Your neighbor has been found running around the street in their bathrobe and
exhibiting other strange behaviors. They are taken to the hospital and later you learn
they have a brain tumer. Which area of the brain do you expect this tumor is
located?

The temporal lobe
The pons
The frontal lobe
The medulla

Answers

Answer:

The frontal lobe

Explanation:

The frontal lobe comes closest to the description as it is responsible for voluntary movements.

Note: The pons came very close to the description so Im very sorry if Im wrong :(

AP3X: Why does your exercise program need to be updated occasionally?
A - To ensure that you are not getting bored with your workouts and to maintain motivation
B - To ensure that you are constantly engaging your body in a way that improves its function
C - To give you a wide range of exercise experience in order to find out what you are most interested in
D - To exercise different muscle groups
URGENT I WILL GIVE BRAINLIEST TO THOSE WHO ANSWER IN FIVE MINUTES

Answers

Answer:

B. To ensure that you are constantly engaging your body in a way

that improves its function,

Explanation:

B to ensure that you are constantly engaging your body in a way that improves its function

True or false fat weighs more than muscle and bone

Answers

Answer fat

Explanation: because fat is like extra layers of skin now muscle or bones and tissue squeezing together to make your muscles contract.

A pound of muscle weighs the same as a pound of fat. Density makes a distinction between the two. Even objects that are the same weight might have vastly different sizes.

What is muscle ?

Soft tissues include muscles. Your muscles are made up of numerous elastic fibers. Your body contains more than 600 muscles. The functions of various muscle groups vary. Some muscles enable you to move quickly like running or jumping, or deftly like threading a needle.

Up to 18% less room is needed since muscle is substantially thicker. In other words, if you have a lot of lean mass, you might weigh a lot more and not look as "big." Furthermore, muscle tends to be smoother than fat, giving you a more toned and lean appearance overall.

The 600 or more muscles in the human body. Human bone is 50 times lighter than steel yet being as strong.

Thus, A pound of muscle weighs the same as a pound of fat. Density makes a distinction between the two.

To learn more about muscle, follow the link;

https://brainly.com/question/2937599

#SPJ2

Dynamic stretching involves moving parts of the body continuously while gradually increasing reach to a full range of
motion
True
False

Answers

True dynamic stretches are active movements where joints and muscles go through a full range of motion

Answer:

A: True

Explanation:

Dynamic screeches involve going through a full range of motion so by definition it's true.

Question 7 (1 point)
The
are the organs of the male reproductive system that produce sperm.
Оа
b
ovaries
epididymis
steroids
testes
Od

Answers

Answer:

testes

Explanation: Testes are the reproductive organ a male has that produces sperm

Answer:

test3s

Explanation:

they produce sperm

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Identify the slope and yintercept of the function y = 7x-3.A. The slope is 7.The y-intercept is (0,3).B. The slope is 7.The y-intercept is (0, -3).C. The slope is 3.The y-intercept is (0,7).D. The slope is -3.The y-intercept is (0,7). In one complete sentence, DESCRIBE the medieval culture of Europe. Please help! Write an equation of the line in slope-intercept form. can somebody please help me, question down below ;(( what is the answer below 23x56 HELP PLEASE!!!!!!!!!! HELPPPP PLEASEEEE!!!!! This Element of Art implies spatial form and is usually perceived as two-dimensional. *please answer What is Derricka's goal, in miles, for the total distance she will swim on Monday, Tuesday, and Wednesday? Show your work.Respond in the space provided. Select all of the important battles of the Middle Atlantic Phase from the listCapture of PhiladelphiaSaratogaMonmouthNew York CityTrentonBrandywineBostonBaltimore In the figure below, ray KM is the angle bisector of ZLKJ. If MZLKJ = 82",what is MZMKJ? please help me .!10 points .! What is the product of(5)(3) what is meant by Santan religion Mention the important teachings of hinduism Hydrofluoric acid is what type of acid? Identify the VERTEXPlease help Which of your favorite movies, tv shows, or musical acts has roots in Canada? The image above shows a macromolecule. Based on the structure, identify which macromolecule is shown in the picture.ANucleic AcidsB)LipidsCarbohydratesD)Proteins Find the dimensions of the rectangular box with maximum volume in the first octant with one vertex at the origin and the opposite vertex on the ellipsoid 4x^2+y^2+4z^2=4a. The length of the box in the x-direction is:_______b. The length of the box in the y-direction is:_______c. The length of the box in the z-direction is:_______ Which organelles allow plants to support heavy structures such as leaves and flowers?A: the cell membranes because they regulate what enters and leaves the cellsB: the chloroplasts because they convert sunlight into chemical energyC: the vacuoles because they are flled with tluid, which provide rigidity how many double bonds are in the lewis structure for carbon dioxide, CO2 ?