1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
cricket20 [7]
3 years ago
10

You are curious about why you see people drinking shots of cold brew coffee before they work out. You design an experiment to st

udy the relationship between caffeine and muscle contraction using a living nerve and muscle preparation. You find that adding caffeine to the solution bathing the tissues causes an increase in intracellular Ca2+ concentration in muscle fibers. Based on this finding, what effect do you predict caffeine will have on muscle contraction? Your answer should demonstrate an understanding of the role of Ca2+ in muscle contraction. Assume that ATP levels are sufficient for muscle contraction/relaxation and that the elevated Ca2+ does not activate proteases and lipases.
Medicine
1 answer:
lakkis [162]3 years ago
7 0

Answer:

Calcium is important element in the process of the muscle contraction. In the absence of calcium, the myosin head is covered by tropomyosin and no muscle contraction occur.

The presence of calcium ion increases the actin and myosin bridging by the removal of tropomyosin. This process is energy dependent and requires ATP for its continuation. The intake of caffeine increase the calcium level and results in the ease in musce contraction. This calcium elevation do not have the ability to elevate the lipase and protease ads this activation requires specific messengers.

You might be interested in
The elderly population will depend on ______ to keep them fit
PilotLPTM [1.2K]
I think its social security
4 0
3 years ago
Read 2 more answers
Pathology in which of the following lobes of the brain is MOST associated with personality changes?
Lina20 [59]

Answer:

A. frontal

Explanation:

it controls personality, decision making, and reasoning.

7 0
3 years ago
How high is the chance of getting pregnant with straight parents
Nady [450]

Answer:

You tell me...

Explanation:

8 0
3 years ago
Read 2 more answers
yor recieved a medication to recieve 250 ml bag of NS with 1g OF Kefzol. the patient is to recieve a 250 mg dose per hour. The i
adoni [48]

Flow rate needed to deliver the dose 250 ml bag of NS with 1g of Kefzol is 41.6gtt/min.

What is kefzol?

Cefazolin or kefzol is an antibiotic used to treat a wide variety of bacterial infections. It may also be used before and during certain surgeries to help prevent infection. This medication is known as a cephalosporin antibiotic. It works by stopping the growth of bacteria.

Given data:

Volume = 250ml

time = 60 mins

drop factor = 10gtt/min

Volume (mL)/ Time (min)x Drop Factor = Y (Flow Rate)

250ml/60 mins×10gtt/min = Y

Y = 41.6 gtts/min

To learn more about kefzol: brainly.com/question/5086939

#SPJ4

8 0
2 years ago
An older adult client with significant cognitive impairment has been hospitalized for surgery. To assess for pain postoperativel
dexar [7]

The patient's prescription and over-the-counter drugs should be reviewed.

The nurse's best approach to an older adult client with significant cognitive impairment has been hospitalized for surgery  to assess for pain postoperatively is by reviewing the patient's prescription and over-the-counter drugs.

  • Think about any that might be causing cognitive problems.
  • Consider whether anticholinergics, antihistamines, opioids, sedatives, and benzodiazepines are still necessary.
  • To prevent undertreatment and overdosing, consider whether the patient takes their meds as directed, if a pill organizer is being utilized, and if a caregiver monitors medication intake.
  • Be aware that pharmacological treatment results are often modest and may be accompanied by negative side effects.
  • Analyze any behavioral issues.
  • Check to see if a more controlled environment or other non-pharmacological methods could take the place of or postpone the use of antipsychotic drugs.
  • Any off-label use of antipsychotic drugs in dementia patients should be done with extreme caution, and effectiveness and safety should be constantly monitored.
  • If new medication is prescribed, schedule a follow-up session within a set duration (for example, 4 to 6 weeks). Since diminished self-awareness of cognitive decline is prevalent and reliable information transfer is more likely with the presence of a care partner, ask the patient to bring a family member or friend to every appointment who may serve as a care partner.

To learn more about cognitive impairment visit:

brainly.com/question/18629763

#SPJ4

4 0
2 years ago
Other questions:
  • The ventral body cavity is divided into which two cavities?
    11·2 answers
  • The hepatic portal vein carries blood rich in nutrients from the liver to the small intestine; there, the nutrients undergo furt
    10·1 answer
  • Which of the following health care providers would you ask to help clients improve their ability to perform tasks in their daily
    11·2 answers
  • A __ is a profound state of unconsciousness marked by the absence of spontaneous eye movements, no response to painful stimuli,
    14·1 answer
  • Cydney presents with a history of asthma. She has not been treated for a while. She complains of daily but not continual symptom
    7·1 answer
  • Which information should be included when teaching an adult community group how to prevent West Nile virus infection
    11·1 answer
  • How much lugol's iodine for a 5 year old with fever
    6·1 answer
  • The nurse is assisting with the admission of a newborn to the nursery. The nurse notes what appears to be bruising on the left u
    11·1 answer
  • an aprn works in a critical care environment. he or she identifies a patient he or she believes to be at risk for decompensation
    13·1 answer
  • the client who has the chronic condition of diabetes, reports blurry vision, and admits to nonadherence to the diet and medicati
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!