human bio final exam

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Biology

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159 Terms

1
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precapillary sphincters allow for anastomosis
true
2
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which of the following is considered a vein
SVC
3
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which of the following are atrioventicular valves
mitral and tricuspid
4
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\
capillaries are where waste products are reabsorbed
true
5
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which of the following are semilunar valves?
aortic and pulminary
6
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mcrophages are the first to arrive at the scene of an injury; after which neutropils arrive to clean up the mess
false
7
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a platelet plug is stronger than a forbiden plug
false
8
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which of the following has more smooth muscle in it because it is under high pressure
arteries
9
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the ___ of the heart is inferior; while the ------ of the heart is superior
apex; base
10
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based by percentage, which blood type is the oldest?
type O
11
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The ___ valve is the same thing as a mitral valve
bicuspid
12
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Regergitation is the same thing as a heart attack
false
13
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the biconvex shape of an erythrocyte allows it to fit through capillary beds (T or F)
false
14
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which of the following is considered an artery?
aorta
15
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The function of thrombocytes is to ___
clot the blood
16
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venules are larger than veins (T or F)
false
17
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the aorta comes out of the ___ of the heart
base
18
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Regergitation is the same thing as a heart murmur (T or F)
true
19
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The pulminary __ carries oxygenated blood; while the pulmanary ___
vein; artery
20
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The Rh factor is also known as the D antigen (T or F)
true
21
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when it is hot outside, deep veins allows heat loss so the body cools down (T or F)
false
22
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Which of the following has less smooth muscle in it because it is under a lower pressure?
veins
23
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__ involved a clogged arterial system, wheras __ involves damaged valves
atherosclerosis; regurgitation
24
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The ___ is considered the pacemaker of the heart
SA node
25
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The AV node is the pacemaker of the heart (T or F)
false
26
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the layer of vessel that comes in contact with blood is the ___
endothelium
27
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varicose veins and hemorrhoids represent pooled blood causing vessel distension
true
28
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____ causes a larger vesel lummen
vasodilation
29
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deep veins allow the body to heat; whereas superficial veins allow the body to __ heat
converse; lose
30
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Pre-capillary sphincters ___________
regulate blood flow
31
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when monocytes leave the blood system and enter the tissue beds, they are called macrophges (T or F)
true
32
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Which of the following do have a nucleus?
leukocytes
33
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Which of the following has a life span of 120 days?
erythrocytes
34
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most foregin objects going down the trachea get trapped in the left bronchus
false
35
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When the diaphragm flattens it moves downward
increasing the volume in the thoracic cavity
36
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the right lung has ___ lobes; whereas the left lung has _ two lobes
3;2
37
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most foreign objects in the trachea get trapped in the right bronchi
true
38
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the thymus is located in the mediastinum
true
39
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the thymus is located posterior to the sternum
true
40
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dealing with edema (excess fluid in the tissue beds) is a major function of the lymphatic system
true
41
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lymph nodes act as filters so disease organisms do not spread
true
42
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external gas exchange occurs in the ___
lungs
43
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lymphatic vessels have valves just like veins
true
44
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The thymus is part of the body’s defense system
true
45
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the diaphragm separates the abdominal and pelvic cavities
false
46
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The epiglottis is the space between the vocal cords
false
47
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the thyroid is part of the body’s defense system
false
48
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the ciliary escalator helps beat impurities up the trachea toward the mouth
true
49
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what part of the throat is behind the mouth
oropharynx
50
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not having a spleen does not result in any deficiency in ones immune system
true
51
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what part of the throat is behind the vocal cords
larngopharynx
52
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veins have valves but lymphatic vessels do not
false
53
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lymph nodes can keep a disease from spreading
true
54
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the left lunch has the cardiac notch
true
55
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surfactant is necessary to keep alveoli cells from collapsing
true
56
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Bronchiole have cartilage on them
false
57
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pseudostratified ciliated columnar cells
at least 2 of the given answers are correct
58
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air filled gas pockets where gas exchange occurs are called ___
aveoli
59
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the diaphragm separates the abdominal and pelvic cavities
false
60
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the glottis is open when straining to lift a heavy object
false
61
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tension of the ___ affects the pitch of ones voice
vocal cords
62
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chemical and gas exchange between blood and interstitial fluid around tissue cells occurs at the ___
capillaries
63
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the lymphatic system:
all these answers are correct
64
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ones thymus is at its maximum size at puberty
true
65
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lymphatic vessels start blindly in the tissue beds
true
66
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the adam’s apple is part of the ___
thyroid cartilage
67
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the spleen is located in the upper right thoracic cavity
false
68
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a spleen does not result in any deficiency in one’s immune system
false
69
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micturition is another word for
urination
70
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blood supply into the kidneys are via the __, while the _ drains blood from the kidneys
renal artery; renal vein
71
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the __ is the tube down which food flows to the stomach
esophagus
72
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the bladder is made up of ___ epithelium that withstands stretching
traditional
73
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the digestive tract has several ways of increasing absorptive surfaces. they include:
all of these are true
74
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the forward movement of muscle contraction is called __
peristalis
75
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the urethra is shorter in men than in women
false
76
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the ___ is the functional unit of the kidney
nephron
77
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deciduous teeth are
baby teeth
78
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the forward movement of food by muscle constriction is called __
peristalsis
79
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Urethras enter the bladder at oblique angles so urine cannot backflow to the kidneys
false
80
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Which of the following is NOT a kidney function?
elimination of carbon dioxide
81
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with reference to the collecting tubules: ___ is removing water from the tubules and returning it to the venous system
reabsorption
82
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Bile is made by the gallbladder
false
83
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Lacteals:
all these answers are correct
84
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__ arterioles carry blood To the glomerulus; whereas _ arterioles carry blood FROM the glomerulus
afferent; efferent
85
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the pancreas providing digestive enzymes is part of its __ function
exocrine
86
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the ascending colon is on the __ side of your body (as you lock down at your feet)
right
87
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on swallowing, the uvula prevents food going to the nasopharynx
true
88
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the valve between the small and large intestine is called the __ valve
ileocecal
89
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the 3 parts of the colon in their correct order from the small intestine are
ascending > transverse > descending
90
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the __ connects the kidney to the urinary bladder
ureter
91
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correctly identify the following:

renal pyramids →

nephrons →

renal pelvis→
→ cone shaped cubes

→ functional unit of kidney

→cone shaped tubes
92
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the __ leaves the glomerular capsule; whereas the _ enters the collecting duct
PCT; DCT
93
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bile helps break down ___
lipids
94
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the juxtaglomerular apparatus is meant to sense when blood pressure is too __ in which case it will release _
low; renin
95
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this spincter is under voluntary control
external anal sphincter
96
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which of the following have microvilli?
small intestine
97
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the proper order for the urine production is:
glomerular > tubular reabsorption > tubular secretion> urine concentration
98
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99
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canine teeth are also called ___
cuspids
100
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the __ surrounds the _
glomerulus; glomerular capsule