Explain how the sympathetic nervous system acts to directly regulate stroke volume. Include a detailed description of the mechanism (include the target cells, the proteins, signaling molecules, ions, and changes in membrane pontial where appropriate). What effect does this have on cardiac output. This will take about half a page to describe.

which Sexually Transmitted Infection poses the greatest risk to the American public

In a study women were identified who had been diagnosed with Cervical Cancer through the Cancer Registry. Women with skin cancer were used as controls. The study then received past medical histories on HPV status, which was collected through an outstanding health department. (And they somehow had access to these records and could link them.)
Calculation B
Cervical Cancer Cases   Controls (No Cervical Cancer)   Total
HPV 1200 9800 11,000
No HPV 400 7600 8,000
1,600 17,400 19,000

1. What type of study is this?
a. cross-sectional
b. case report/series
c. ecologic
d. case-control
e. cohort
f. clinical trial
g. community intervention

2. What is the most appropriate measure of association?
a. odd ratio
b. relative risk
c. Attributable risk
d. none of these

3. Calculate the measure of association (use two decimal places).

4. How would you best describe the relationship between the exposure and the outcome?
a. no relationship
b. positive relationship
c. negative relationship

5. If appropriate, calculate the attributable risk per 1000 people (use 2 decimal places).

I need to explain how the following would interfere with a patients gas exchange and give reason for each issue.

1. Iron deficiency that causes a decrease in red blood cells.

2. Cystic fibrosis that creates a thick heavy mucus that covers the alveolar surface.

3. A history of heavy smoking.

How does the renal and endocrine system play a role in getting tissues oxygenated? Or in other words, how does the renal and endocrine system help maintain homeostasis through the oxygenation of tissues? Consider how tissue oxygenation goes up or down and how each system makes/contributes to a change that helps maintain homeostasis.

Thanks in advance!

What are the histological features of the heart? What are the differences between elastic arteries, muscular arteries and capillaries?

List 5 specific features of the following cat bones: clavicle, ulna, pubis, femur, ilium, and humerus.

Follow an O₂ molecule from an alveolus to a body cell. This process should include detailed descriptions of diffusion and gas transport.

Explain the two parts of the name ANTIDIURETIC.

one-two sentence answers, please.

1. A woman sustains a spinal cord injury in a car accident and loses the ability to move her fingers and her hand. The injury most likely damaged which region of her spinal cord? a) Lateral ventral horn b) Lateral dorsal horn c) Medial ventral horn d) Medial dorsal horn e) Lateral column
2. Which of the following body areas listed has the greatest area of motor cortex devoted to it? a) Neck b) Lips c) Wrist d) Knee
3. Describe the symptoms of Huntington’s disease and Parkinson’s disease, and what this tells us about basal ganglia function.

Use the following table to answer the questions

1. What is the effect of addition of extracellular TTX and TEA on equilibrium potential? (1 points)
2. If one reduced the extracellular concentration of Na+ around a neuron, what would happen to the membrane potential? (1 point)
3. If one increased the extracellular concentration of K+ around a neuron, what would happen to the membrane potential? (1 point)

Translate the following medical terms based on your knowledge of suffixes, prefixes (if present) and combining forms. Please do not give me the dictionary definition meaning only include the word parts that are present in the term. So first identify the word parts present and then translate only using those word parts

Colectomy                            

Colonoscopy                         

Dentalgia                               

Gastroenteritis            

Gastrojejunostomy      

Gingivectomy              

Glossopharyngeal                

Glycolysis                             

Hepatomegaly                       

Cholecystojejunostomy            

Sublingual                               

Lipase                                    

Cholecystolithiasis             

Periodontal                          

Palatoplasty                         

Sialadenectomy                   

Steatorrhea                           

Hematochezia                        ­­­­

Hyperbilirubinemia