Professor Tate's Test 2: Ch 18-21
Practice test for Professor Tate's final anatomy & physiology exam. Questions taken from 2nd test of the semester. Chapters 18-21.
- 1.The lymphatic capillaries are:
- A.
Equally permeable to blood capillaries.
- B.
Completely impermeable.
- C.
Less permeable than blood capillaries.
- D.
More permeable than blood capillaries.
- 2.The only immunoglobulin to exist as a pentamer is:
- A.
IgA.
- B.
IgG.
- C.
IgM.
- D.
IgD.
- 3.Which of the following is not an autoimmune disease?
- A.
Systemic lupus erythematosus.
- B.
Multiple sclerosis.
- C.
Glomerulonephritis.
- D.
Type II diabetes.
- 4.Noreprinephrine acts on heart muscle cells by:
- A.
Decreasing heart contractility.
- B.
Blocking the action of calcium.
- C.
Causing threshold to be reached more quickly.
- D.
Causing a decrease in stroke volume.
- 5.Complement proteins and antibodies coat a microorganism and roughen its surface, Enabling macrophages and neutrophils to phagocytize the organism. This phenomenon is termed:
- A.
Diapedesis.
- B.
Opsonization.
- C.
Agglutination.
- D.
Chemotaxis.
- 6.Suppressor T cells:
- A.
Decrease their activity as antigenic stimulus decreases.
- B.
May function in preventing autoimmune reactions.
- C.
Are the most thoroughly understood T cells.
- D.
Release cytokines that increase the activity of cytotoxic T cells and activated B cells.
- 7.Which of the following is a part of the second line of defense against microorganisms?
- A.
Keratin.
- B.
Ciia.
- C.
Gastric juice.
- D.
Phagocytes.
- 8.Aldosterone will:
- A.
Decrease sodium resorption.
- B.
Promote an increase in blood pressure.
- C.
Result in a larger output of urine.
- D.
Promote a decrease in blood volume.
- 9.Select the correct statement about the movement of materials at the capillary level.
- A.
If the osmotic pressure in the blood vessels is relatively higher than that in the tissues, tissue edema will result.
- B.
Chemical waste products follow the same general path as oxygen.
- C.
Oxygen diffuses up its concentration gradient.
- D.
Carbon dioxide moves from its production site into the interstitial fluid.
- 10.Toll-like receptors (TLRs) trigger the release of ______ to attract white blood cells to the scene.
- A.
Complement.
- B.
Prostaglandins.
- C.
Cytokines.
- D.
Histamine.
- 11.The term blood islands refers to:
- A.
Areas of the vascular system where blood does not circulate.
- B.
The areas of the pancreas where insulin is produced.
- C.
Embryonic masses of mesodermal cells that give rise to the endothelial lining of blood vessels.
- D.
The regions of the liver where nutrients are extracted from visceral blood.
- 12.The system that recognizes foreign molecules and acts to immobilize, neutralize, or destroy them is the:
- A.
Lymphatic system.
- B.
Renal system.
- C.
Immune system.
- D.
Integumentary system.
- 13.Cardiac output is about _______ L/min.
- A.
4.25
- B.
7.27
- C.
5.25
- D.
6.26
- 14.Small molecules that bind with self-proteins to produce antigenic substances are called:
- A.
Haptens.
- B.
Reagins.
- C.
Ions.
- D.
Antibodies.
- 15.The ligamentum arteriosum connects the?
- A.
The superior vena cava and the ascending aorta.
- B.
Pulmonary trunk and the arch of the aorta.
- C.
Pulmonary veins and the arch of the aorta.
- D.
The ascending aorta and the right pulmonary artery.
- 16.Which of the following is not a blood vessel attached to the circle of Willis?
- A.
Anterior cerebral artery.
- B.
Posterior cerebral artery.
- C.
Anterior communicating artery.
- D.
Posterior communicating artery.
- 17._______ predominate at the site of chronic infections.
- A.
Basophils
- B.
B cells
- C.
Eosinophils
- D.
Macrophages
- 18.Which of the following is characteristic of complete antigens?
- A.
Inhibit production of antibodies.
- B.
Small molecules.
- C.
Reactivity with an antibody.
- D.
Contain many repeating chemical units.
- 19.The form of circulatory shock known as hypovolemic shock is:
- A.
Any condition in which blood vessels are inadequately filled and blood cannot circulate normally.
- B.
Only that form of shock caused by large-scale loss of blood.
- C.
Always fatal.
- D.
Shock that results from large-scale loss of blood volume or after severe vomiting or diarrhea.
- 20.The circulatory route that runs from the digestive tract to the liver is called:
- A.
Pulmonary circulation.
- B.
Coronary circulation.
- C.
Cerebral circulation.
- D.
Hepatic portal circulation.
- 21.Which of the following is likely during vigorous exercise?
- A.
The skin will be cold and clammy.
- B.
Blood will be diverted to the digestive organs.
- C.
Capillaries of the active muscles will be engorged with blood.
- D.
Blood flow to the kidneys increases.
- 22.The left coronary artery branches into the anterior interventricular and _____ arteries.
- A.
Great cardiac arteries
- B.
Circumflex
- C.
Marginal
- D.
Posterior interventricular
- 23.A rapid heart beat of over 100 beats per minute is called?
- A.
Tachycardia.
- B.
Flutter.
- C.
Fibrillation.
- D.
Bradycardia.
- 24.The primary immune response:
- A.
Occurs more rapidly and is stronger than the secondary response.
- B.
Occurs when memory cells are stimulated.
- C.
Has a lag period whole B cells proliferate and differentiate into plasma cells.
- D.
Is another name for immunological memory.
- 25.Select the correct statement about phagocytic cells.
- A.
Neutrophils may destroy themselves when they phagocytize large quantities of a foreign substance.
- B.
Kupffer cells are a type of neutrophil.
- C.
Macrophages release defensins during killing.
- D.
The respiratory burst characterizes eosinophil phagocytosis.
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