Describe the components of a sacromere.
Plz help due in 30 min

Answers

Answer 1

Answer:

The sarcomere is the fundamental unit of muscle structure. Its capacity for contraction is the essential trait that makes muscles work. It has two primary components (1) thin filaments (each of which contains two strands of actin and a single strand of regulatory protein); and (2) thick filaments made of myosin (see diagram right).

Explanation:


Related Questions

what is the purpose of a career portfolio?

Answers

Answer:

Career portfolios are used to plan, organize and document education, work samples and skills. People use career portfolios to apply for jobs, apply to college or training programs. They are more in-depth than a resume, which is used to summarize the above in one or two pages.

Career portfolios are used to plan, organize and document education, work samples and skills. People use career portfolios to apply for jobs, apply to college or training programs. They are more in-depth than a resume, which is used to summarize the above in one or two pages.

Alexis stayed up all night Thursday finishing a term paper. She will be able to improve her ability to function without disrupting her circadian rhythms if she sleeps until noon this weekend.a. trueb. false

Answers

False Because she hasn’t let her body get used to a certain schedule

It is false that Alexis stayed up all night Thursday finishing a term paper. She will be able to improve her ability to function without disrupting her circadian rhythms if she sleeps until noon this weekend.

What is circadian rhythm?

Circadian rhythms are 24-hour cycles of physical, mental, and behavioral changes.

These natural processes are primarily influenced by light and dark and affect the majority of living things, including animals, plants, and microbes.

Circadian rhythms serve an important purpose: they prepare your body for expected changes in the environment, such as the time for activity, sleep, and eating.

The sun's light/dark cycle is the most powerful external cue. Artificial light also has an effect on the pacemaker.

Because the circadian rhythm is already established, any change in routine will have an impact on how the body works, resulting in health problems.

Thus, the given statement is false.

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One Important factor influencing the delivery of health care is:
A. The decreasing life span
B. The rising cost of health care
C. Lack of demand
D. The excess of health care workers

Answers

Answer:

its B

Explanation:

Please help!! Will mark brainliest :)

Looking up to the highest shelves in a grocery store might ensure that a customer does not miss some of the


- cheapest and most affordable choices

- healthiest food choices

- fresh produce and dairy options

- organic, free-range, and humane options

Answers

Answer:

healthiest food choices

Explanation:

Looking up to the highest shelves in a grocery store might ensure that a customer does not miss some of the  healthiest food choices

what are major types of healthy food ?

A healthy diet is important for optimal nutrition and well being while choosing foods, focus on fruits and vegetables, whole grains, lean protein and low-fat dairy products.

Vegetables consumption   per day according to the U.S. Department of Agriculture Include dark leafy greens, orange and red vegetables and other dark-colored produce is good for health.

consumption of fiber content fruits gives potassium, vitamin A or vitamin C , is a good source of all of these nutrients,  Whole Grains do not have  bran and germ removed like refined grains do have.

Protein derived food are also healthier food like boneless skinless chicken breasts, beans, tofu, fish and eggs,  One egg, 1 tablespoon of peanut butter, 1/4 cup of beans or 1 ounce of meat counts as an ounce.

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Inverted scissor kick is used when?

Answers

Answer:

The inverted kick is used primarily for lifeguards who are towing a victim in a side-lying position. The inverted kick is less likely to strike the victim than the regular kick, thus it is preferred for rescues where a scissors kick is employed.

Explanation:

Is rocking children to sleep pleasant or unpleasant?

Answers

Answer:

it can be pleasant for some baby's but not all babys like alot of motion. some babys can get motion sickness

When the two bones of a joint no longer line up they are ____________________

Answers

When they are no longer lined out with each other and based on the congruency

Physical health only deals with exercise.
O True
O False

Answers

Answer:

false

Explanation:

don't get health benefits from exercise unless you are exercising vigorously so the answer is false hope that helps

Rachel is feeling ill. Which symptom indicates that Rachel’s illness is related to her ear and that she should consult a doctor?

Answers

Answer: loss of balance

Explanation: I did the test and a problem with your inner ear can cause loss of balance.

Answer:

it's a loss of balance on edge 2020

According to this multistage fitness test reference chart, what would the maximum oxygen intake be for a person who failed to complete the seventh shuttle run in the fifth level? A. 26.8 ml/kg/min B. 28.3 ml/kg/min C. 30.2 ml/kg/min D. 31.8 ml/kg/min

Answers

It would be D.31.8 ml/kg/min

Answer:

D

Explanation:

give examples of prevention to prevent illness or injuries

Answers

Answer:

To eat good food and other stuff

Answer:

always clean your hands

Explanation:

watch for hazards and practice good body mechanics

Strong and supportive friendships...
O increase happiness, self-esteem, and causes stress.
o
increase stress, makes you unhappy, and brings you down.
o increase stress, self-esteem, and reduces happiness.
O increase happiness, self-esteem, and reduces stress.

Answers

Answer:

Increase hapiness,self-esteem and reduces stress.

B, D. E

Explanation:

on edgde

At an amniocentesis just prior to birth, a fetus's lecithin/sphingomyelin ratio was determined to be 1:1. Based on this, she is prone to which type of respiratory problem following birth?

Answers

i’m going to look it up

An athlete needs a quick energy source before running a race. Which type of flood would be most helpful in providing this energy?
a)foods rich in proteins.
b)foods rich in enzymes
c)foods rich in xarbohydrates
d)food rich in nuucleic acids​

Answers

If C is a typo and supposed to be carbohydrates, then I believe it’s C.

What does the push up test measure

A.Strength of arms and chest

B .Your flexibility

C .Your Cardio fitness

D .The strength of your abdominal muscles

Answers

Answer:

Anumber strengthvof arms and chest

Answer:

d

Explanation:

The primary healthcare provider has prescribed fluticasone nasal spray for a client with sinusitis. Which of these instructions regarding the use of the spray are appropriate for the client?
1. Use the drug on a regular basis, not PRN
2. Clear the nasal passages before using the drug
3. Discontinue use of the drug if nasal infection develops
4. Remember that driving may be dangerous because of the drug's sedative effect
5. Begin taking the drug 2 weeks before pollen season starts and use it throughout the season

Answers

Answer:

DRUGS !!!!!!!!!

WHAT DO YOU WANT WITH DRUGS? THAT'S MY QUESTION.

Define fencing as in sport

Answers

Answer:

Fencing is a type of sport often referred to as "physical chess".

Explanation:

I am Bithiah Koshy, if you search me up you'll find out that I am a fencer myself.  Fencing consists of three weapons/ blades, Epee, Foil, and Sabre.

Sabre:

Sabre is the fastest of the three weapons. The blade is also the lightest among them.

Epee:

Epee is the slowest of the three weapons. The blade is the heaviest.

Foil:

Foil is the in the middle. It can be fast, slow or medium paced, depending on your opponent and what tactics you use. The blade is neutral weight.

It is a very expensive sport and it is considered prestige sport. Similar like equestarian and archery they are not cheap sports.  

what are four early warning signs someone you know may be living with health problems

Answers

lack of sleep or over excessive sleep , appetite changes , rapid mood changes , withdrawal

What does it mean to have a predisposition for a specific disease or condition?

A. Your doctor has already put you on a series of medications
B. Your physical condition prevents you from becoming sick
C. Your family history means it might be passed down to you
D. Your health is currently deteriorating because of the condition

Answers

Answer:
C. Your family history means it might be passed down to you.

A predisposition sometimes also called genetic susceptibility is an increased likelihood of developing a particular disease based on a person's genetic makeup.

Answer:

C

Explanation:

What do I need to do if my heart rate is below my target range during a cardio activity? What does it mean if it is too high?

Answers

Answer:

What do I need to do if my heart rate is below my target range during a cardio activity? What does it mean if it is too high?

Explanation:

it mean that your heart rate is going slow and that your not moving that much and that your not that active.

when your heart rate is up means that your working hard as in running doing something active.

Which of the following organs would likely be divided in half if you make a midsagittal cut?

A. left lung
B. right lung
C.stomach
B.kidney

Answers

Answer:

B. Kidney

not completely sure but that's what I have the most open

Is a hot dog a sandwich?

Answers

no it’s not a sandwich

What sorounds the cell

Answers

Answer:

Cell membrane

Explanation:

Answer:

plasma membrain the is falsafa liquid that is full of protein

how old do you have to have youre lincse?

Answers

Answer:

15

Explanation:

Answer:

16 or 17 depending on the state youre in

Explanation:

Nerves are stringy bands of tissue that connects your heart to your long bones. True or False

Answers

Answer:

False.

Explanation:

Nerves transport signals from your brain to the rest of your body and vice versa- such as the sensation of heat. Tendons are the tissue that connects muscle to bones

Answer:

false

Explanation:

AS YOU KNOW, WHETHER A PERSON HAS "GOOD" OR "POOR" SOCIAL SKILLS, WHAT 3 THINGS IN THEIR LIFE
WILL BE AFFECTE?

Answers

Explanation:

BAD..

(1) social skills 2 meet unknown ppl.

(2) judgement on good & bad situations

(3) health.

good..

(1) outgoing

(2) eager 2 meet ppl.

(3) good judgement

If a person consumes an extra 500 calories per day, how long would it take before he or she gained one pound?

Answers

Answer:

It would take around 7 days, or a week before the person gained a pound

Which of the following is not a good tip for someone just starting to exercise?
A. Start off slowly if you have been inactive for a long time
B. Increase the frequency, duration, and intensity of the activities you already participate in
C. Choose an activity for very advanced exercisers
D. Ask someone with experience to help you

Answers

Answer:

Increase the frequency, duration, and intensity of the activities you already participate in

A team of international researchers discovered a hidden sensory __________ located throughout the blood vessels and sweat glands.

Answers

Answer:

system

Explanation:

Answer:

systems

Explanation:

Why do you think the invention of the
printing press contributed to an
"explosion of knowledge"?

Answers

Answer:

For many people, problems with pervasive media began in Germany late in the fifteenth century with Gutenberg's invention of the printing press. Along with Gutenberg's invention came the suggestion that the printing press caused the Protestant Reformation by making Bibles available for a larger audience.

Explanation:

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How do mirrorswork? Which business structures offer business owners Martin and Teresa the most shared control over the business? A : general partnership, limited liability partnership, sole proprietorship B : S-corporation, limited liability partnership, sole proprietorship C : general partnership, limited liability partnership, limited liability corporation D : general partnership, sole proprietorship, S-corporation Here are simplified financial statements for Watervan Corporation. INCOME STATEMENT (Figures in $millions)Net sales $881Cost of goods sold 741Depreciation 31Earnings before interest and taxes (EBIT) $109Interest before tax $97Taxes 34Net income $63 BALANCE SHEET (Figures in $millions) End of Year Start of YearAssetsCurrent assets $369 $312Long-term assets 258 222Total assets $627 $534Liabilities and shareholders; equityCurrent liabilities $194 $157Long-term debt 108 121Shareholders' equity 325 256Total liabilities and shareholders' equity $627 $534The company's cost of capital is 8.5%a. Calculate Watervan's economic value added (EVA). Do not round intermediate calculations. Enter answer in millions rounded 2 decimal places.Economic value added $_____ millionb. What is the company's return on capital? Use start of year rather than average capital. Do not round intermediate calculations. Enter answer as a percent rounded to 2 decimal places.Return on capital _____%c. What is its return on equity? Use start of year rather than average equity. Enter answer as a percent rounded to 2 decimal places.Return on equity _____% Consider the segment AB with A positioned at (6,2). The midpoint of AB, M is located at (5, -3). What are the coordinates of point B? * O (7,7) O (4,-8) O (5.5, -0.5) O (4,5) as es la vida de C.J. Garcia Is a text message a form of verbal communication? Why oy why not? The Hindu practice of thoughtful meditation including mental andphysical focus in order to become one with Brahman is called What was the crop-lien system? chemistry screen shot below plzzzzzzz help i've been stuck forever When Marco Polo was 17, where did he begin traveling to? Mimbres pottery is an example of both Art for Delight and (due to the function of the "kill hole") Art for Worship and Ritual. What aspect of Mimbres Pottery has motivated a great deal of creativity throughout history? A factory worker can produce 28 toys in an eight hour day If there are 42 workers in total how many toys are produced every hour Which statement best describes the economy of the Carolinas? a)The North and South had equal numbers of plantations. b)The South had more plantations than the North. c)The North had more plantations than the South. Find the height or length of these natural wonders in km, m, and cm.A. A cave system with a mapped length of 354 miles.B. A waterfall that drops 1,235.2 ft.C. A 21320 ft tall mountain.D. A canyon with a depth of 6630 ft. Evaluate the expression when a= - 7 and y= 2 a-2y In a normal distribution, the mean, median, and mode are the same value.Please select the best answer from the choices providedTOF An insurance premium of $1,500 is paid for insurance coverage for the following year. The payment is recorded as an expense in the month of purchase. This violates the __________ principle of accounting. What is the value of y ? An acetaminophen suspension for infants contains 80 mg/0.80 mL suspension. The recommended dose is 15 mg/ kg body weight. How many mL of th is suspension should be given to an in fant weighing 14 lb? (Assume two significant figures.) Gracie can iron 3 shirts in 13 minutes. At this rate, how long will it take her to iron 10 shirts? Which proportion shows how to solve the problem?