Flvs Anatomy Module 4 study guide answers

04.01
Describe some of the effects that dilated blood vessels will have on blood pressure.

They relax the muscle and decrease blood pressure.

Describe some of the effects that contracted blood vessels will have on blood pressure.

They increase blood pressure and tense up the muscle.

What effect will an increased heart rate have on blood pressure?

It causes blood pressure to stay the same rate and doesn't increase but helps blood flow more easily.

What effect will a decreased heart rate have on blood pressure?

It causes blood pressure to slow down.

What relationship will water volume have on blood pressure?

vessels relax and blood pressure decreases.

What relationship will blood volume have on blood pressure?

It is determined by how much water you intake, the more water the more they relax.

Proximal

Closer to the point of attachment

Distal

away from the point of attachment

04.02
What causes hemophilia and what effect does it have in the clotting process?

it's caused by mutation, mutations involve genes that code for proteins that are essential in the blood clotting process.

Identify some symptoms of anemia?

fatigue, rapid heart beat, headache, dizziness, pale skin, leg cramps, insomnia

What causes white blood cell counts to increase and decrease?

If you have an injury, a high concentration of WBC can be found and cause the injury to swell.

What causes red blood cell counts to increase and decrease?

Thrombosis

If a person is anemic, which type of blood cell is likely to be found in smaller quantities?

They have lowered amount of RBC and a low amount of hemoglobin.

What role will hemoglobin play in anemia?

The blood cells wont be able to carry as much oxygen.

Is anemia a disease that can be inherited? Why or why not?

It can be and sometimes it can't be cured.

What are some symptoms associated with Cooley's anemia?

Pale skin, dizziness, low energy, lethargy, bloating.

How would a reduction in platelets affect bleeding?

It would cause less clotting of the blood.

What are some causes of a stroke?

not enough oxygen in the blood.

What is likely to happen if your white blood cell count is below normal?

You'd get more diseases.

What is likely to happen if your red blood cell count is below normal?

less oxygen available for the body.

What can be inherited through erythroblastic anemia?

Other types of anemia that affect RBC's.

How would the appearance of red blood cells differ in a person that has anemia?

It's light red or pink.

How will amounts of oxygen be affected in a person that has anemia?

Not a lot of oxygen will be available.

What symptoms are likely to occur in a person with beta-thalassemia?

pale skin, bloating, and irritability

Can anemia be treated with a blood transfusion?

yes.

Can all types of anemia be treated with excessive iron supplements?

Iron-deficiency caused anemia can be cured this way.

04.03
What makes Type O blood different than A, B, and AB?

o can be given to anyone regardless of blood type.

How are you able to tell if antibodies are found in blood plasma?

They react differently with other plasma.

What role do antigens play in our blood

A person's immune system will respond to these antigens by reacting with protein antibodies.

What role do antibodies play in our blood?

They will initiate an immune response against other kinds of blood cells causing them to clot together.

Identify the correct steps of blood clotting after a cut occurs.

Vessel injury, vessel leakage, platelets adhere, formation of fibrin, coagulation.

What role does a platelet plug play in the clotting process?

they get sticky.

What role does a vascular spasm play in the clotting process?

After injury, the blood vessels intensely contract for a period of time.

What role does fibrin play in the clotting process?

Fibrin link up in the blood to form a long sticky fibers that help clot.