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BIO 201- Midterm Exam Study Guide With Correct Answers.
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BIO 201- Midterm Exam Study Guide With Correct Answers.
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BIO 201- Midterm Exam Study Guide With CorrectAnswers.
Terms in this set (181)
study of the structure/morphology of the human
anatomy
body and its parts
physiology study of the functions of the human body and its parts
subatomic particles
atom
molecule
macro-molecule
List the levels of
organelle
organization from simplest
cell
to most complex.
tissue
organ
organ system
organism
-composed of organelles
cell
-the basic units of structure and function of the body
tissue layer or mass of cells with specific function
organ group of different tissues with a function
system/ organ system group of organs with common function
homeostasis maintenance of a stable internal environment
all of the chemical reactions in an organism that
metabolism
support life
, -homeostatic mechanism
-response enhances or
exaggerates original stimulus
-uncommon in body
positive feedback loop
-short lived
-examples are contractions in
labor by oxytocin and platelet
plug formation+ blood clotting
-homeostatic mechanism
-most feedbacks in the body
-response reduces or shuts off
original stimulus/ goes in
negative feedback loop
opposite direction
-examples are regulation of
body temperature, regulation of
blood glucose by insulin
1) water
Human life depends on 2) food
what 5 environmental 3) oxygen
factors? 4) heat
5) pressure
-most abundant substance in body
- environment for metabolic processes
1) Water
-required for transport of substance
-regulation of body temperature
-provides necessary nutrients
2) Food -supplies energy
-supplies raw materials for building living tissue
-one fifth of air
3) Oxygen (gas)
-used to release energy from nutrients
-heat is a form of energy in out environment
4) Heat - helps maintain body temperature
- partly controls rate of metabolic reactions
, -application of force on an object
5) Pressure - atmospheric pressure// important for breathing
-hydrostatic pressure// keeps blood flowing
Identify the parts of a 1) receptor
basic homeostatic 2) control center
mechanism. 3) effector
1) receptor detects and provides information about the stimuli
2) control center decision- maker that maintains the set point
muscle or gland that responds to the control center
3) effector and causes the necessary change in the internal
enviroment
integumentary
skeletal
muscular
Organ systems in the nervous
human body endocrine
-basic functions and major cardiovascular
organs lymphatic
digestive respiratory
reproductive
urinary
the skin and its accessory structures such as hair and
nails
integumentary system -protects deeper tissue from injury
-protection, body temperature regulation, sensory
reception, and production of vitamin D
bones and ligaments
-protects, supports, and provides a framework the
skeletal system muscles use to cause movement
-attachment sites, storage of inorganic salts,
production of blood cells, and movement
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