Quiz on Circulatory and Immune System 4

A form of circulatory shock common in young children with severe diarrhea or vomiting is ________.

• hypovolemic shock

• anaphylactic shock

• obstructive shock

• hemorrhagic shock

Which structure allows lymph from the lower right limb to enter the bloodstream?

• thoracic duct

• right lymphatic duct

• right lymphatic trunk

• left lymphatic trunk

In a blood pressure measurement of 110/70, the number 70 is the ________.

• systolic pressure

• diastolic pressure

• pulse pressure

• mean arterial pressure

The coronary arteries branch off of the ________.

• aortic valve

• ascending aorta

• aortic arch

• thoracic aorta

Which of the following cells is phagocytic?

• plasma cell

• macrophage

• B cell

• NK cell

Slight vasodilation in an arteriole prompts a ________.

• slight increase in resistance

• huge increase in resistance

• slight decrease in resistance

• huge decrease in resistance

Which of the following statements is true?

• The longer the vessel, the lower the resistance and the greater the flow.

• As blood volume decreases, blood pressure and blood flow also decrease.

• Increased viscosity increases blood flow.

• All of the above are true.

Which of the following statements is true?

• In one day, more fluid exits the capillary through filtration than enters through reabsorption.

• In one day, approximately 35 mm of blood are filtered and 7 mm are reabsorbed.

• In one day, the capillaries of the lymphatic system absorb about 20.4 liters of fluid.

• None of the above are true.

Which of the following cells is important in the innate immune response?

• B cells

• T cells

• macrophages

• plasma cells

A healthy elastic artery ________.

• is compliant

• reduces blood flow

• is a resistance artery

• has a thin wall and irregular lumen