Professor Tate's Test 2: Ch 18-21

115 Questions | By Chamula | Updated: Mar 20, 2022 | Attempts: 435

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Practice test for Professor Tate's final anatomy & physiology exam. Questions taken from 2nd test of the semester. Chapters 18-21.

Questions and Answers

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.