Bio 244 Exam #1 SG Question and answers verified to pass
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Course
APBI
Institution
APBI
Bio 244 Exam #1 SG Question and answers verified to pass
Interferon - correct answer -Antimicrobial protein that aids in the defense against disease
-Necessary if microorganisms invade deeper tissues
Natural Killer Cells - correct answer -"Attack cells"
-Induce apoptosis (cell death) in...
Bio 244 Exam #1 SG Question and
answers verified to pass
Interferon - correct answer ✔-Antimicrobial protein that aids in the defense
against disease
-Necessary if microorganisms invade deeper tissues
Opsonization - correct answer ✔-Positive feedback cycle that enlists more
defensive elements
-Opsonization is a term that refers to an immune process where particles such
as bacteria are targeted for destruction by an immune cell known as a
phagocyte
Steroid hormones - correct answer ✔enter the nucleus and alter gene
expression
Thromoembolism - correct answer ✔is that moves through unbroken blood
vessels
Cytotoxic T-cells - correct answer ✔-The only T-cells (lymphocytes) that can
directly attack and kill other cells
They target:
-virus-infected cells
-cells with intracellular bacteria/parasites
, -cancer cells
-foreign cells
Which organ regulates erythrocyte production? - correct answer ✔kidneys
What is the parent cell for all formed elements of blood? - correct answer
✔Hemocytoblasts
Fever production - correct answer ✔is caused by chemicals called,
pyrogens, that reset the body's thermostat to a higher setting to fight infection
Reticulocyte - correct answer ✔-is a young RBC
-reticulocyte count indicates the rate of RBC formation
Through what structure does lymph exit the body? - correct answer
✔lymphatic ducts
Growth hormone (GH) - correct answer ✔-Major role of GH in stimulating
body growth, cell reproduction, and cell regeneration
-GH goes to all body cells
-major targets are bone and skeletal muscle
-stimulates the uptake of nutrients
Result of blocked lymphatic drainage - correct answer ✔-Lymphedema:
swelling due to a blockage of lymph passgaes
-S&S: swelling in arms and legs, skin looks like an orange peel, pain in
effected area
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