A & P 2 FINAL

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68 Terms

1

celiac trunk

the ______ emerges from the abdominal aorta and branches off to supply blood to the organs of the superior abdominal cavity

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2

Pulmonary trunk

The major vessel that moves DEOXYGENATED blood away from the heart and to the lungs

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3

tunica media

The _____ is generally the thickest layer in the arteries and is mainly composed of smooth muscle

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4

potassium

In conductive cells, outflux of _________ions results in repolarization

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5

Basilic vein

blood samples are commonly taken from the ____

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6

SA nodes

the ____ has the highest inherent rate if depolarization and is known as the pacemaker of the heart

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7

sodium

A normal and slow influx of _____ ions create a spontaneous depolarization of prepotential depolarization

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8

aorta

Major vessel that moves OXYGENATED blood away from the heart

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9

tunica intima

the ______ of the vessel makes up the wall of the lumen

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10

tricuspid valve

the ______ is located between the right atrium and ventricle

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11

right common carotid artery

the brachiocephalc trunk branches upward to the neck to become the _____

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12

pulmonary trunk

the major vessel the moves OXYGENATED blood to the heart from the lungs

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13

AV node

the ____ is specialized clump of myocardial conducting cells, located in the inferior portion of the right atrium

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14

mediastinum

The heart is located in the...

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15

sinusoid

_____ capillaries have openings large enough to allow the exchange of plasma proteins and cells

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16

radial artery

in a clinical setting, pulse rate is commonly taken by palpating the...

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17

Fossa ovalis

The ____ is a remnant of an opening in the right atrium of the fetal heart

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18

tunica externa

the ___ holds the blood vessels in place and is composed of substantial sheath of connective tissue

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19

none of the above

during fetal development most of the blood is pumped from the right ventricle into the pulmonary trunk is diverted to the aorta through the ____

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20

interventicular septum

The ___ is the muscular wall that separates the left and right ventricles

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21

chordae tendinae

_____,strong strands of connective tissue, attach to the flaps of the mitral and tricuspid valve to prevent back flow of blood

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22

bachman's bundle

the _____ is a specialized pathway that conducts the impulse directly from the right atrium to the left atrium

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23

coronary sinus

the ______ is a large, thin walled vessel on the posterior surface of the heart empties directly into the right atrium

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24

sodium

in contractile cells, depolarization is caused by the rapid influx of positive ____ ions

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25

hepatic portal vein

The _____ drains nutrient rich blood from the digestive tract for processing by the liver

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26

common illiac artery

The ____ branches from the abdominal aorta and supplies blood to the lower limbs

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27

True

the left gonadal vein drains into the left renal vein

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28

true

a sphygmomanometer is used to measure blood pressure

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29

true

a normal reading for systolic pressure in an adult is 120
Hg

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30

false

The left ventricle has more myocardium than the right because it needs to pump blood into the pulmonary circuit

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31

false

membrane potential in cardiac conductive cells slowly rise from an intial value of -90 mV to about 40 mV

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32

False

in contractile cells, depolarization is followed by a plateau phase, in which membrane potential declines relatively slow due to the opening of fast calcium ion channels

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33

false

diastole refers to the period of contraction that the heart undergoes while it pumps blood into circulation

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34

false

electroencephalograms are used to trace the complex, compound electrical signal of the heart.

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35

false

the left gonadal vein drains directly into the inferior vena cava

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36

ferroportin

___ transports iron across intestinal cell plasma membranes and from storage sites into tissue fluids where it enters the blood stream

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37

type o

____ blood contains both anti A and anti B antibodies in the plasma

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38

alpha

___ cells of pancreatic islets produce glucagon

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39

neutrophilils

____ are mainly involved in phagocytosis of bacteria

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40

pernicious anemia

____ is caused by poor absorption of vitamin B12 often seen in patients with crotinic disease

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41

ADH

high osmolarity, which can occur during dehydration, signals the release of ____

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42

Thalassemia

____ is an inherited condition where RBC maturation does not proceed normally: the most secure form is cooley's anemia

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43

androgens

The zona reticularis of the adrenal glands produces ___

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44

albumen

_____ plasma protein that aids in the transport of fatty acids and steroid hormones

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45

promoting osteoclastics activity

calcitonin decreases blood calcium concentrations by all of the following mechanism except

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46

Stercobilin

______ is the pigment that gives fces it typical brown color

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47

G protein

In the 2nd messenger system, water soluble hormones bind to a cell membrane receptor that activate a _____, which in turn activates adenylyl cyclase

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48

monocytes

following are granules leukocytes except:
- neutrophilis
-eosinophilis
-monocyte

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49

CSF's
Colony- Stimulating Factors

_____ acts locally as autocrine or paracrine factors, to trigger differentiation of myeloblasts into granular leukocytes

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50

cushing disease

characterized by chronically elevated glucose, moon face, buffalo hump on back of neck, and hair loss ____ is cause by abnormally high ACTH levels

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51

facilitates the ____ of glucose by body cells

glucagon regulates blood glucose levels by the following mechanisms except:

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52

acromegaly

hyperproduction of GH in the adult leads to a condition known as

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53

thromboprotein

_____ triggers the development of megokaryocytes

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54

mineralcorticoids

The zona glomerulosa of the adrenal glands produce ______

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55

plasma

the formed elements of blood include the following except:
- RBC
-WBC
-plasma

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56

Globin

_____ from hemoglobin from degraded erythrocytes is broken down into amino acids

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57

permissive

the presence of one hormone allowing to act, is an example of _____ effect

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58

beta

_____ cells of the pancreatic islets produce insulin

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59

transferrin

_____ transport oxidized iron to body cells

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60

True

Angiotensin 1 is converted in the lungs to angiotensin 2 by renin

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61

true

pararcrine signaling induces responses from neighboring cells

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62

true

erythrocytes manufacture many mitochondria in order to process the large amounts of oxygen present in cells

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63

false

lmyphoid stem cells give rise to all of the formed elements

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64

false

gonadotropins stimulate the release of GrRH by the anterior pituitary

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65

oxygen to rapidly cross the respiratory membrane from alveoli into the blood

partial pressure of oxygen in the alveoli is 104mmHg, wheras its partial pressure in the blood is about 40mmHg . This causes______

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66

the affinity of the other hemoglobin molecules for oxygen increases

When oxygen binds to a hemoglobin molecule, ______

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67

All the above

Which of the following factors play a role in the oxygen-hemoglobin saturation dissociation curve?

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68

submucosa

the ____ includes blood and lymphatic vessels which transport absorbed nutrients

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