Monday, March 18, 2013

As promised, you'll find a host of questions that you'll probably see on your midterm this Thursday, so take a look.  Hope all is well.  Music people, be ready to take the midterm in class on Tuesday March, 26.  Enjoy the trip, study when you return, you'll be fine.

True False

1.  Diastolic pressure is the pressure when your atria contract.
2.  Backflow of blood because a valve doesn’t close is called a murmur.
3.  Spring break can’t get here fast enough.
4.  There are three parts of the small intestine.
5.  There are two semilunar valves and three little pigs.
6.  Cardiac output is heart rate times diastolic volume.
7.  You are tired of questions.
8.  William Harvey figured out the direction of blood flow from the heart to the body.
9.  The diving response slows your metabolism down so can cope with hypoxia.
10.  Hypoxia is a condition of low oxygen supply in your blood stream. 
Multiple Choice                                   Identify the choice that best completes the statement or answers the question.
11.  How many calories do you get per gram of fat.  A.  4    b.  4        c. 9          d. 11
12.  What is the effect of the parasympathetic nervous system on the blood vessels?
a.The parasympathetic nervous system stimulates vasodilation to your digestive organs. 
b.The parasympathetic nervous system stimulates vasoconstriction to your digestive organs.
c.The parasympathetic nervous system stimulates vascular spasms.
d.The parasympathetic nervous system stimulates appetite
13.  These control the amount of blood that flows into a capillary
a.  precapillary valves      b.  precapillary sphincters              c.  duodenal sphincter     d.  cardiac sphincter
14.          The layer of blood vessel wall containing skeletal muscle is the
a.tunica media.                  b.tunica interna.                c.tunica adventitia            d. None of the layers contain skeletal muscle.
15. The pressure necessary to get venous return from the lower extremities to the abdomen is mainly due to
a.             pressure generated by breathing. b.             external skeletal muscle compression forces.
c.             intraluminal venous pressure itself.           d.            pressure from the beating of the heart.
16. A cut off of blood supply to a portion of the heart can produce the symptom known as __ and possibly lead to a(n) __.
a.             angina pectoris; cardiac infarction                              b.             myocardial infarction; angina pectoris
c.             angina pectoris; pleurisy                                                d.            angina pectoris; transient ischemic attack
17.  The _____ valve, also known as the _____ valve, is between the left atrium and left ventricles.
a.tricuspid; mitral             b.aortic; coronary              c.pulmonic; mitral            d.bicuspid; mitral
18.  The _____ attach to the tricuspid valve and bicuspid valve and prevents _____ of the valves.
a. chordae tendinea; prolapsed                    b. chordae tendinea; arrhythmia c. prolapse; chordae tendinae
19.  The natural pacemaker of the heart is the
a.             SA node.               b.             AV node.   c.        bundle of His.                     d.            sympathetic nerve.
20.  A weakened, bulging (ballooning) blood vessel is termed an
a.             arrhythmia.         b.             aneurysm.           c.             arteriosclerosis.                  d.            A-V malformation.
21.  These blood vessels are smaller than arteries and can dilate or constrict to control the blood flow to a particular part of an organ or tissue.  a.             arterioles              b.             venules                 c.             capillaries                            d.            veins
22.  In what way is the fetal heart different from the adult heart?
a.The foramen ovale opens between the left and right atria.  b.The ductus arteriosus shunts blood from the pulmonary artery to the aorta.   c.The vagus nerve does not form until after birth.    d.Both A and B are correct.
23.  Which of the following is not true about large intestine?
a.It removes undigested materials from the digestive tract.                b.It absorbs of electrolytes, vitamins, and water.
c.It contains bacteria that can produce a vitamin.    d.It secretes enzymes to break down proteins for further absorption.
24.          The three parts of the stomach are…
a. the body, fundus, and pylorus b.  the cardia, fundus, and pylorus              c.  the duodenum, jejunum and ileum.
25.          What is the specialized function of villi?
a. villi enhance the surface area for absorption of electrolytes.  b. villi enhance the surface area for absorption of digested nutrients.  c. villi enhance the surface area for enzymatic activity.  d.  gee, don’t all of them sound right, yep, they do.
26.  What is the major digestive job of the large intestine?
a.  The major digestive job of the large intestine is the secretion of mucus.
b  .The major digestive job of the large intestine is the removal of undigested materials from the digestive tract.
c.  The major digestive job of the large intestine is the absorption of electrolytes, vitamins and water.
d.  The major digestive job of the large intestine is the production of gas.
e.  mucus?  Really, I’d say choices b, c, and d. 

27.What are beneficial functions of the bacteria that inhabit the large intestine?
a.The bacteria that inhabit the large intestine displace potentially harmful bacteria that may enter the digestive system.
b.The bacteria that inhabit the large intestine provide vitamins.
c.The bacteria that inhabit the large intestine provide certain amino acids and monosaccharides.
d.All of the above
28.  Metabolism can be defined as
a.   all the anabolic and all the catabolic processes taking place in the body.
b.   the detoxification processes that take place in the body.
c.   all the cellular respiration taking place in the body.
d.   the breakdown of the major nutrients in the body.
29..  What is the most common blood type in the U.S. population?  a. AB     b.  A       c.  O        d.   B
30.  Which blood type allows a patient to be a universal recipient?  a.   B      b.  O       c.  AB      d. A
31.  VO2 max is a measure of …a.  How strong you are       b.  How efficiently oxygen is moved through you.  c.  Your physical structure.  D.  choose b please
32.  Type A blood has…a.  A proteins on the cells  b.  B antibodies                   c.  all choices
33.  Type O blood has
a.             A and B cell proteins     b.               Anti A and Anti B antibodies   c. No antibodies
d.            No cell proteins     e.         ‘a’ and ‘c’   f.       ‘b’ and ‘d’

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