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Human Body Test #1 Flashcards | StudBud
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Human Body Test #1
Human Body Test #1
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Answers
1
Why can you not get Chicken pox more than once?
helper T cells
supressor T cells
cytotoxic T cells
memory T cells
2
How do sodium potassium pumps work?
Na and K both move into the neuron
K moves out, Na moves in
Na moves out, K moves in
Na and K both move out of the neuron
3
the parasympathetic system does _; whereas the sympathetic system does _
fight or flight; calm
calm;fight or flight
4
Reflex arcs are automatic: What is B?
motor neuron
interneuron
effector
sensory neuron
5
What is the CNS composed of?
sense organs (eyes, ears)
motor neurons
brain and spinal cord
sensory neurons
6
_____ contains a pathogen that has been destroyed with chemicals, heat, or radioactivity.
Vaccine
Complement
Antigen
Antibody
7
What of the following is NOT part of the lymphatic system?
bone marrow
spleen
thymus
kidney
8
Reflex arcs are automatic: What is E?
effector
interneuron
sensory neuron
motor neuron
9
This tissue connects body parts, provides support and protection, insulates
muscle
epithelial
nervous
connective
10
Identify the correct sequence of body organization from LARGEST to SMALLEST
II-IV-III-I
III-IV-I-II
I-III-IV-II
I-II-III-IV
11
This system produces body heat
immune
respiratory
muscular
skeletal
12
This system helps regulate metabolism
respiratory
endocrine
muscular
skeletal
13
Pick the example of homeostasis below:
sweating when your body is hot
shivering when your body is hot
sweating when your body gets cold
basking in the sun to warm yourself up
14
B cells make _ when they encounter _
antigens; antibodies
antibodies; antigens
15
What is part 4 called?
axon terminals
dendrite
axon
cell body
16
This system produces blood cells
immune
cardiovascular
respiratory
skeletal
17
What is a pathogen?
an antigen (a marker)
an antibody (Y-shaped)
a vaccine
a disease-causing agent
18
What are "non specific defenses"?
antibodies
organs like the thymus
skin/inflammatory reactions
allergies
19
Maintaining stable internal conditions in spite of changes in theexternal environment is called
circulatory
homeostasis
immune
being lucky
20
____ forms a specific defenseagainst a particular antigen that lasts for quite.
Passive Immunity
Active Immunity
Nonspecific Defense
Suppressor T Cell
21
Pick one of the two systems that control homeostasis
endocrine
nervous
skeletal
muscular
22
This tissue provides movement (three types: smooth, cardiac and skeletal)
muscle
nervous
epithelial
connective
23
HIV attacks which cells?
cytotoxic T cells
memory T cells
supressor T cells
helper T cells
24
This tissue covers, protects, secretes and excretes
connective
nervous
epithelial
muscle
25
Reflex arcs are automatic: What is D?
motor neuron
effector
interneuron
sensory neuron
26
What is part 1 called?
cell body
axon terminals
dendrite
axon
27
Are antibodies specific for antigens?
Yes - only can bind to specific ones
No- can bind with any
28
What is another name for "Killer Cell"
memory
supressor
cytotoxic
helper
29
What is this cell called?
neuron
axon
nucelus
dendrite
30
This system protects against disease and infections
respiratory
skeletal
cardiovascular
endocrine
31
What cells release antibodies?
Vaccine cells
T cells
antigen present cells (APC)
B cells
32
What is a nerve impulse?
movement of Na ions in the neuron
movement of K ions in the neuron
a reversal of charges in the neuron
the movement of neurotransmitters in the neuron
33
This tissue conducts impulses fromone body part to another
muscle
nervous
epithelial
connective
34
This system helps protect as the outer coverings in humans
integumentary
endocrine
muscular
skeletal
35
Put in order how a nerve impulse moves:
III-II-I-IV
IV-II-I-III
I-II-III-IV
IV-I-II-III
36
When your body is cold it....
creates high blood sugar levels
causes you to sweat
reroutes blood toward skin
direct blood flow away from skin
37
What is an action potential?
change from negative to positive within the neuron
change from positive to negative within the neuron
38
What is NOT a purpose of the lymphatic system?
to have vessels called lymphs
to absorb fats
to protect the body from disease
to carry fluid
39
This system helps exchange gas
endocrine
respiratory
integumentary
muscular
40
what does the autonomic nervous system do?
allows you to scream really loud
allows you to pick up something
allows your heart to beat involuntary
allows you to run after a ball
