Anatomy and Physiology Questions

Which of the following statements about muscle physiology is TRUE O During isometric contractions muscles do not generate tension Muscle with motor units containing less muscle fibers produce precise movements Graded contractions act as part of the series elastic component of a muscle O During muscle contraction the Z lines move apart O Alpha motor neurons innervate intrafusal muscle fibers

ment 1 able 1 Location and Time Time Part 1 Data Tables 1 Locate the blue Data toolbar at the bottom of this page Click on the word Data to open the tools Then click on the word Data again to close the tools 2 Record your city state and the time of day in Data Table 1 3 Use the Internet to research what time it is in Fiji and record your findings in Data Table 1 in Fiji Data Table 1 suva Ba 10 26 10 22 Data Table 2 Panel 1 Photo 1 E

Which of the following contains the Organ of Corti Outricle semicircular canals scala media saccule

Which of these will react with 12 in presence of NaOH to produce an orange precipitate

What effect would an acetylcholinesterase inhibitor have on skeletal muscle contraction O it would cause muscle weakness O it would stimulate rapid muscle cell repolarization O it would cause increased synthesis of acetylcholine from acetic acid and choline O it would cause prolonged muscle contraction O it would directly activate acetylcholine receptors on the postsynaptic membrane

Which of the following events in muscle contraction does NOT require ATP O Energizing the myosin head O Releasing myosin cross bridges from actin Pumping of Ca2 back into the sarcoplasmic reticulum Release of acetylcholine at the neuromuscular junction O All of the above

How does the permeability of the descending limb of the nephron loop affect the concentration of the ltrate as it flows toward the bottom of the loop How does the permeability of the ascending limb of the nephron loop affect the concentration of the ltrate as it flows up the loop

During the withdrawal reflex heat and or pressure receptors detect exposure to a hazard Where do these sensory neurons take this information so that the muscle can contract and move away from the danger O These sensory neurons synapse directly on the muscle fibers O Heat and pressure sensory information goes directly to the motor cortex Somatosensory detection must go through the parietal lobe before muscle contraction Through the dorsal horn of the spinal cord where it associates with an alpha motor neuron O To the muscle spindle

When auscultating the carotid artery the nurse hears a swishing sound a bruit What would this suggest A Possible narrowing of a vessel B Decreased central venous pressure Left ventricular failure D Myocardial infarction Question 17 On auscultation of the heart the nurse notes a swooshing sound loudest in the 4th intercostal space left sternal border This indicates a problem with which valve A Tricuspid B Pulmonic 1 Poin Mitral

Which of the following structures does not help with balance Oossicles vestibular apparatus utricle semicircular canals saccule

My doctor explained that Clomid works by tricking the brain into thinking that estrogen levels in the body are low She explained that this is what leads to the extra stimulation of the ovaries to encourage eggs to be released One of the references for Clomid said this happens because there is less negative feedback Can you explain to me how this trick and the decreased negative feedback are related Why would these factors lead to the stimulation of the ovaries

O is in the utricle and saccule O contains a gel substance and crystals of calcium carbonate O bends sensory hair cells when the head is tilted horizontally or vertically O moves based on gravity O all of the above

The vasa recta is a capillary and is permeable to both water and sodium Describe water movement and sodium movement as blood flows down the descending vasa recta The vasa recta is a capillary and is permeable to both water and sodium Describe water movement and sodium movement as blood flows up the ascending ya a recta

Which of the following is true of an isometric contraction O During isometric contractions muscles do not generate tension O Exerting force against an immovable object is an isometric contraction O Isometric contractions may cause muscle lengthening O Riding a bike is an example of an isometric contraction O During an isometric contraction muscles change length

If a second stimulus arrives before the relaxation phase has ended a second more powerful contraction occurs This phenomenon is due to O complete tetanus summation O K O treppe ATP depletion

Which of the following occurs during the latency period O Active cross bridge cycling Ca2 release from the sarcoplasmic reticulum Ca2 is being pumped back into the sarcoplasmic reticulum O Tetany Generation of an action potential in the presynaptic cell

Which of the following is true of fast glycolytic Type IIB muscle fibers O They have a high blood supply O These fibers are anaerobic O These fibers have a high myoglobin content O ATP is obtained mostly from oxidative phosphorylation They have a slower form of myosin ATPase

What is the major function of the lateral sacs in muscle contraction The lateral sacs conduct action potentials deep into the muscle tissue O They maintain osmolarity They contain concentrated calcium reserves They release the neurotransmitter acetylcholine when stimulated by an action potential O Excitation contraction coupling

that is the function of atrial natriuretic peptide ANP When would it be secreted How would it elp maintain homeostasis

Considering the concept of transport maximum why would a patient with uncontrolled diabetes mellitus have glucose in their urine What effect does aldosterone have on the membranes of the kidney tubule and how does this effect sodium reabsorption

In the information about Ortho Tri Cyclen it mentions that the hormones in the pill make cervical mucus thicker and stickier Does this happen during my natural cycle How are estrogen and progesterone involved in this process

Why have the number of major economic strikes in the U S declined

2 The ascending limb of the nephron loop is permeable to but not permeable to

Question 3 1 point Smooth and Cardiac muscles are both c070b02 Saved 1 multinucleated 2 striated 3 involuntary 4 long branched cells

2 Consider the following circumstances and decide whether each would cause an individual to produc concentrated urine or dilute urine Check the correct choice How would the body maintain homeostasis in each situation Working outside all day in 98 F weather dilute How would the body maintain homeostasis Drinking a large volume of water in a 24 hour period o How would the body maintain homeostasis Donating blood and therefore experiencing a loss in blood volume How would the body maintain homooctaric dilute dilute concentrated concentrated concentrated

How does ADH antidiuretic hormone affect the collecting duct membrane and how does this influence water reabsorption In dehydration and overbydration what would be the levels of a ADH dehydration b Aldosterone dehydration overbydration 1 or 1 overhydration tor

What is the purpose of a union picket line Why are they less successful today than in past years

How does sodium reabsorption by the proximal tubule drive the reabsorption of other solutes such as glucose Explain the concept of transport maximum in your own words

What triggers the release of aldosterone What is the function of aldosterone What hormone must be present for water to osmotically follow sodium in the collecting duct What is the function of this hormone

My doctor told me that if I take Clomid I would be taking it on days five through nine of my normal menstrual cycle She explained that this is when it will have the greatest chance of stimulating the ovaries What is going on during this part of the menstrual cycle that makes it the best time to take this drug

How does NaCl movement out of the ascending nephron loop affect water movement in the escending nephron loop How is the permeability of the collecting duct different than the permeability of the rest of the kidney cubule

In a few sentences please reflect on your responses to all above in response to the following question How do we encourage a diverse work force age culture gender etc considering generational differences

For each part of the renal tubule listed tell whether reabsorption secretion or both processes happen there a Proximal tubule b Nephron loop c Distal tubule d Collecting duct List at least 4 solutes that are secreted into the filtrate With these items in mind explain why secretion is so important in generating urine

is the movement of water and valuable solutes from the filtrate in the renal tubules into the blood In which part of the renal tubule does this take place In which part of the renal tubules does most of it take place is the movement of selected solutes from the blood of the peritubular capillaries into the renal tubule for excretion

4 Describe in general the distributive and integrative bargaining How do these methods differ B O S O 0 H H

How does the Na K pump affect the reabsorption of sodium and water in the renal tubule Consuming a salty meal would increase decrease water reabsorption from the filtrate

Compare and contrast reabsorption and secretion for the following items Where does it take place in the renal tubule What substances undergo it What is its primary function Where are the substances moved to Reabsorption Secretion

20100 01 4 oi parany 13 A Degadv egional osteoporosis is often associated with Icium balance develops early and continues throughout the period of immobilization Significant osteoporosis will o velop within 8 weeks An explosion of new information has recently impacted the fields of bone biology and bone thophysiology Many new concepts are becoming available that will help to better explain the pathophysiology of teoporosis in the near future A current and detailed description of important cytokines and cytokine receptors that pl y roles in the development of osteoporosis is provided by Crowther and McCance 2006 uestions 1 Name three hormones that affect bone density and describe how they contribute to changes in bone density 2 Why are women over 50 at the highest risk for developing osteoporosis 3 Name two reasonable things young individuals can do to prevent osteoporosis Case Study with Limited Patient History Patient s Chief Complaints Back pain for more than 5 weeks with no relief from ibuprofen Tylenol or visits to her chiropractor

Acetylcholine receptors gated channels are found on the muscle fibers cells c070b09 1 sarcoplasmic reticulum 2 sarcomere S transverse tubules T tubules 4 sarcolemma of skeleta

Who are the principal parties involved in the collective bargaining process What are their roles

What is the difference between a rhythm strip and a 12 lead EKG

Extracellular fluid excludes fluid outside the cells O includes fluid inside body cells O can be found in plasma O is regulated by homeostasis to be in equilibrium with the interstitial flui O all the above

3 Define BATNA How can one utilize a strong BATNA during negotiations

1 Explain the anatomical concepts associated with human development Summarize this module s key points in 5 6 2 Explain the physiological concepts associated with human development Summarize this module s key points in 5 6 sentences 3 How will you apply the concepts you have learned about human development in real life and in your future career 4 Which topic within this module has been the most valuable to your learning experience and why 5 Which topic s within this module did you struggle to understand and why 6 Optional Do you have any suggestions for your instructor on how they could help you connect with the difficult topics you ve noted

Which of the following statements about the respiratory system is true OA There is one corniculate cartilage OB The nasal conchae heat and moisten incoming air OC There are three sets of paranasal sinuses OD The airways constrict close due to stimulation by the sympathetic nervous system E The trachea does not contain any cartilage

According to the Nernst equation if Na was the only ion to influence membrane potential it would set the membrane potential at O 0 mV O 70 mV O 30 mV O 100 mV O 500 mV

Letter A is referring to the A H c07ob05 Muscle fiber

Protein metabolism generates an abundance of nitrogen waste that takes the toxic form of ammonia NH3 How is this toxic product eliminated from the body O it is converted to urea and eliminated in the urine Oit is removed in the urine as ammonia O nitrogen waste is never removed from the body it is incorporated into new proteins O it is broken down in the Kreb s cycle O it combines with oxygen and is removed through the respiratory system

How are a patella and scapula similar in form and function

1 What are the three key elements to a negotiation situation that should be evaluated before bargaining begins Why is each a key to the process