Exercises 8-3 You have been hired by a small company to install a backbone to connect four 100base-T Ethernet LANs (each using one 24-port hub) and to provide a connection to the Internet. Develop a simple backbone and determine the total cost (i.e.‚ select the backbone technology and price it‚ select the cabling and price it‚ select the devices and price them‚ and so on). Prices are available at www.datacommwarehouse.com‚ but use any source that is convenient. For simplicity‚ assume that category
Premium Ethernet
Terms | Definitions | Explan why the larger waves seen on the oscilloscope represent ventricular contraction | the ventricle contraction is of greater force than the atrial contraction‚ this is due to the fact that ventricle’s fxn is to send blood throughout the body. | Explain why the amplitude of the wave did not change when you increased the frequency of the stimulation in cardiac muscle. | amplitude does not change because the cardiacs long refractory period prevents summation. | Why is
Premium Muscle Heart Cardiac muscle
LAB ONE: Exercise 4 – Endocrine System Activity 1: Metabolism and Thyroid Hormone Part 1: 1. The normal rat had the fastest basal metabolic rate. 2. The metabolic rates differed between the normal rat and the surgically altered rats because the surgically altered rats didn’t have a thyroid or pituitary gland and therefore‚ the normal rat had a faster basal metabolic rate. The results turned out to be the way I predicted them to be. 3. T3 and T4 would be missing in the animal’s blood
Premium Diabetes mellitus Metabolism Cortisol
Exercises & Problems Week Six Robert A. Dan XACC/291 January 26‚ 2014 Christopher Phillips Exercises & Problems Week Six E11-15 Before After Stock Dividend After Stock Split Shareholders’ assets Paid-in capital Ordinary shares In excess of par value Total paid-in capital Saved earnings Total shareholders’ assets 600‚000 0 600‚000 900‚000 1‚500‚000 630‚000 12‚000 642‚000 858‚000 1‚500‚000 600‚000
Premium Stock Stock market
carried out for this question. Below is data on number of tree species in 12 unlogged forest plots and 9 similar plots logged 8 years ago. Unlogged Logged 22 17 18 4 22 18 20 14 15 18 21 15 13 15 13 10 19 12 13 19 15 a. Test at the 5% significant level that mean number of species in logged plots is significantly lower than the mean number of species in unlogged plots after 8 years. (5 marks) Home work 7 1 MATH1050 Y –B FW2012 Introduction to non-Calculus based Statistics b. Identify
Premium Statistics Statistical significance Statistical hypothesis testing
Exercise 3: Neurophysiology of Nerve Impulses: Activity 7: The Action Potential: Conduction Velocity Lab Report Pre-lab Quiz Results You scored 100% by answering 5 out of 5 questions correctly. 1. An action potential can be propagated along an axon because there are __________ channels in the membrane. You correctly answered: d. voltage-gated 2. The units of conduction velocity are You correctly answered: d. meters/second. 3. Which of the following will affect axonal conduction velocity? You correctly
Premium Axon Action potential
Silaba Mpasu Physical Networking Unit 6 Exercise 1 Connector Installations Twisted-pair cable On a TWISTED PAIR CABLE I chose to install an RJ-45. This is the standard Ethernet connector for most systems used today. I would first measure out the length of cable that I would need. I would then use a wire cutter to cut the length that I need‚ leaving enough room for corrections and to open the wire. I would then use wire strippers to remove a small piece of the outer most jacket. I would then choose
Premium Ethernet Cable Twisted pair
CHAPTER 6 MASTER BUDGET AND RESPONSIBILITY ACCOUNTING 6-16 (15 min.) Sales budget‚ service setting. In 2014‚ Rouse & Sons‚ a small environmental-testing firm‚ performed 12‚200 radon tests for $290 each and 16‚400 lead tests for $240 each. Because newer homes are being built with leadfree pipes‚ lead-testing volume is expected to decrease by 10% next year. However‚ awareness of radon-related health hazards is expected to result in a 6% increase in radon-test volume each year in the near future.
Premium Management Marketing Balance sheet
EXERCISE 9: RENAL SYSTEM PHYSIOLOGYHere is 9 got 95% Still need help on final 132 | ACTIVITY 1: The Effect of Arteriole Radius on Glomerular Filtration Answers 1. According to your lab manual‚ in humans the glomerular filtration rate (GFR) ranges from _____ to _____ ml/minute. 80 140 2. When the radii of both the afferent arteriole and efferent arteriole were set at 0.45mm‚ the GFR was approximately ______ ml/minute. a. 40 b. 60 c. 80 d. 120 C. 3. True or
Premium Kidney Glomerulus Nephron
Neurophysiology of Nerve Impulses ACTIVITY 1 The Resting Membrane Potential 1. Explain why increasing extracellular K+ reduces the net diffusion of K+ out of the neuron through the K+ leak channels. If the extracellular K+ increases then the concentration of intracellular K+ will decrease causing a decrease in the steepness of the concentration gradient and fewer K+ ions would be drawn out. 2. Explain why increasing extracellular K+ causes the membrane potential to change to a less negative
Premium Action potential