A&p Ii Test # 1

71 Questions  I  By Chris23manj

  
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1.  What body system homeostasis by communication and coordination using biochemicals secreted directly into the blood stream?
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B.
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D.
E.
2.  Which of the following are examples of catecholamines?
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B.
C.
D.
E.
3.  Insulin is released into the blood stream by what cells located in what gland?
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B.
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D.
E.
4.  Glucagon is released into the blood stream by what cells located in what gland?
A.
B.
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E.
5.  What specific cells in what organ secrete the hormone testosterone?
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B.
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E.
6.  Nervous system responses typically are widespread, react more slowly, continue long after the stimulus ceases, and adapt rather slowly;  endocrine system responses, in contrast, are localized and show specific effects, endure 1-10 milliseconds, cease suddenly, and adapt quickly.
A.
B.
7.  What is the term for the time required to clear 50% of a given hormone from the blood stream?
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B.
C.
D.
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8.  Assume that a particular hormone has a half-life of 30 minutes, and the initial concentration is 80 units.  How many units remain after the hormone has been in the blood stream for 90 minutes?
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B.
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D.
E.
9.  Oxytocin (OT) and the anti-diuretic hormone (ADH) are manufactured in the supraoptic and paraventricular nuclei of the hypothalamus of the brain and are temporarily stored in what gland?
A.
B.
C.
D.
E.
10.  What is the term used to describe a process in which 2 or more hormones act together to produce an effect greater than the sum of their separate effects?
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B.
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D.
E.
11.  The hormones estrogen, progesterone, cortisol, aldosterone, and DHEA are all ultimately derived from which "building block" or "pattern"?
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E.
12.  The hormones insulin, glucagon, OT, ADH, norepinephrine, L-dopamine, and epinephrine are ultimately derived from which "building blocks:
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B.
C.
D.
E.
13.  What 2 hormones are normally secreted by the ovaries?
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B.
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D.
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14.  The term "endocrine axis" or "hormonal axis" refers to a negative-feedback (ie. servo) relationship among the hypothalamus, the pituitary gland, and some other endocrine gland, all designed to maintain homeostasis (i.e. balance). A perfectly valid example is CRH-ACTH-Adrenal Cortex.
A.
B.
15.  What is the name of the hormone that stimulates the secretion of T3 and T4?
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B.
C.
D.
E.
16.  What is the name of the hormone so-called "salt wasting hormone" since it acts on kidney tubules to enhance hypotonic water tetention?
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B.
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D.
E.
17.  What is the name of the hormone that induces labor contraction of the uterine myometrium and post-partum expression of mammary gland milk?
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B.
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18.  CRH, GnRH, PRH, and TRH are all releasing hormones?
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B.
19.  CAMP, cGMP, and calcium ion (Ca+2) are all 2nd messengers?
A.
B.
20.  What is the name of the hormone secreted by the kidneys that stimulates RBC production in bone marrow?
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B.
C.
D.
E.
21.  What glucocorticoid hormone is associated with stress?
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B.
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D.
E.
22.  Glucagon is secreted in response to hypoglycemia; it stimulates liver glycogenolysis (ie breakdown of glycogen to D-glucose) and gluconeogenesis (ie synthesis of new glucose from L-amino acids); the result is an elevated blood D-glucose level; and it is an antagonist to insulin.
A.
B.
23.  Aldosterone is a minerlcorticoid produced by the adrenal cortex.
A.
B.
24.  What is the meaing of the abbreviation I-D DM?
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B.
C.
D.
E.
25.  Which disease is the worlds most prevalent metabolic disease and leading cause of adult blindness, renal failure, gangrene, and the necessity for limb amputations?
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B.
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D.
E.
26.  Name this endocrine disorder.  Patients exhibit abnormal fat deposition between the shoulders ("buffalo hump") or in the face ("moon face") and have an adrenal disorder characterized by excess cortisol and especially aldosterone?
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B.
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D.
E.
27.  Graves disease is a type of toxic goiter and an autoimmune disease that mimics the effects of TSH on the thyroid gland causing thyroid gland hypersecretion as well as hypertrophy.
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B.
28.  What is the term of the current scientific model describing the specificity between hormone and its binding site on target cell membranes and is similar to the model describing the interaction between an enzyme and a specific substrate?
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D.
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29.  What vitamin is calcitriol?
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30.  What endocrine gland produces the hormones thymosin, thymulin, thymopoietin?
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E.
31.  What gland secretes calcitonin produced in parafollicular cells (ie C cells)?
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D.
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32.  What hormone is produced by the stomach and stimulates the release of HCl?
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D.
E.
33.  What hormone is secreted by the small intestine duodenum; it used to be called pancreozymin (PCZ); and it stimulates fat and protein digestion and the release of bile by the gall bladder?
A.
B.
C.
D.
E.
34.  Hormones A, B, C and D have the following respective MCRs in the units/minute:  80, 40, 20 and 10.  Which hormone has the greatest half-life?
A.
B.
C.
D.
35.  The hospital laboratory reported that at noon a patients level of a given hormone was 20 units.  You know the half-life is 1 hour and that the hormone was injected into the patient at 8 a.m.  How many units were originally injected?
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E.
36.  What is the approx. blood volume of the human body?
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37.  Name the erythrocyte respiratory pigment giving blood its color and transporting oxygen.
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D.
E.
38.  What is the approx, average hematocrit numerical value?
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39.  Which type of leukocyte would you expect to find as the most common in a Wrights blood smear?
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40.  What is the specific name of the heart valve located between the left atrium and left ventricle?
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41.  What is the specific of the heart valve through which blood passes as it departs the right ventricle and enters the pulmonary trunk on its way to the lungs?
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D.
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42.  What type of vessels carry blood away from the heart?
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43.  What is the approx range of blood pressue on the left side of the heart in mm Hg?
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44.  Regarding the functioning of the heart, the term "automaticity" refers to what?
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45.  Which member of the heart conducting tissue immediately follows the atrioventricular (AV) node?
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46.  What is the approx. range of resting (ie. sedentary) heart rate in BPM's?
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47.  If a patient has a blood pressue of "120 over 80" what is the patients diastolic pressure?
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48.  If a patient has a blood pressue of "120 over 80" what is the patients pulse pressure?
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49.  During which component of the EKG does ventricular depolarization occur?
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50.  Calcium plays a crucial role in the process of blood coagulation.
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51.  What arteries supply the heart with blood?
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52.  What are "resistance vessels"
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53.  What is the term for the volume of blood remaining in the ventricles at the end of diastole?
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54.  During isovolumetric contraction and isovolumetric relaxation all heart valves are closed.
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55.  What is the cardiac output in liters/min for a patient with a heart rate of 70 BPMs and a stroke volume of 70 ml/beat?
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56.  Name the specialized circulatory system featuring 2 consecutive capillary beds...that is, blood passes from an artery into 2 consecutive capillary beds and then, finally, into a vein.
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57.  Blood coagulation involves 2 distinct pathways that eventually join.  The first is the extrinsic pathway involving clotting factors in perivascular tissue surrounding the blood vessel.  The second involves clotting factors within the blood stream.  Name this second pathway.
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58.  There are 2 types of vasomotion.  Vasodilation is one of them.  What is the other one?
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59.  Blood veins, especially larger ones, are called "capacitance vessels" because of their ability to expand many times over their resting diameter and hold ("capacitate") tremendous volumes of blood.
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B.
60.  What are exchange vessels?
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61.  Flow and resistance are inversely related?
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B.
62.  There are 2 distinct properties of a single heart beat.  One is a "chronotropic effect" nd the other is "inotropic effect".  What is the meaning of "chronotropic effect"?
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B.
C.
63.  What is hypertension?
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B.
C.
64.  You are the evening charge nurse, and the attending physician orders a "CBC with 'lytes and a 'diff" on Ms. Anne Thrax in room 526.  The order includes a profile (percentage) of white blood cells.
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B.
65.  Which blood protein has the highest percentage of all blood proteins?
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66.  Of the 3 formed elements in the blood stream, which one is "in the business of transporting oxygen from the lungs to the tissues and carbon dioxide from the tissues to the lungs"?
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67.  Of the 3 blood stream formed elements, which one is not a cell but simply "a bag of clotting agents"?
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68.  The cardinal signs of inflammation include what?
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69.  Once arterial blood courses deeply into muscles where the pH is quite acidic, hemoglobin can no longer retain oxygen and must then relay it to another respiratory pigment for its final delivery to oxygen-starved muscle tissue.  Name this other respiratory agent.
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70.  What is the definition of the term agglutino-?
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71.  What is the definition of the term "-phil"  or"philia"
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D.
E.
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