Levels of Organization
Organ Systems
Random
Homeostasis
Anatomical Terminology
100
What six elements are most common in the human body?
CHNOPS
(Carbon, Hydrogen, Nitrogen, Oxygen, Phosphorus, and Sulfur)
100
Organ system responsible for the transport of oxygen into the bod and carbon dioxide out of the body.
What is the respiratory system?
100
The study of how muscle contracts is the study of _________.
What is physiology?
100
Any change to a variable is called the _____.
What is a stimulus?
100
This directional term describes the position of the muscles relative to the skin.
What is deep?
200
Identify the four macromolecules that make up cells.
Carbohydrates, Lipids, Proteins and Nucleic Acids
200
The organ system that produces blood cells and stores inorganic salts such as calcium phosphate.
What is the skeletal system?
200
Arrange the following terms related to negative feedback in order as they operate to maintain homeostasis.
1-control center 2-effector 3-receptor 4-response 5-stimulus
What is 5, 3, 1, 2, 4?
200
Describe a positive feedback loop and give TWO examples.
A positive feedback loop occurs when the original stimulus is amplified. Examples include:
1.) Labor contractions
2.) Milk production
3.) Blood clotting
200
The elbow is _________ to the wrist.
What is proximal?
300
Layers of tissues that work together to perform a common function
What is an organ?
300
The organ system responsible for the production of vitamin D.
What is the integumentary system?
300
List the five survival needs.
Survival needs:
Nutrients, Oxygen, Water, Temperature, Atmospheric Pressure
300
The pathway used when the hypothalamus triggers the blood vessels to constrict to help increase body temperature is the _____.
What is the efferent pathway?
300
This term describe when someone is lying face down.
What is prone?
400
List the nine levels of organization from least complex to most complex starting with atom and ending with organism.
Atom --> Molecule --> Macromolecule --> Organelle --> Cell --> Tissue --> Organ --> Organ System --> Organism
400
The organ system responsible for removing metabolic waste from the blood and helping to maintain the body's water and salt concentration.
What is the urinary system?
400
The heart is __________ to the lungs.
What is intermediate?
400
Identify and describe TWO different receptors found in the body that help maintain homeostasis.
Thermoreceptor - detects changes in temperature
Chemoreceptor - detects changes in levels of oxygen, carbon dioxide, water, calcium, etc.
400
This directional term describes the position of your eyes relative to the upper part of your nose
What is lateral?
500
Identify the 4 different types of tissues
Epithelial, Connective, Muscular and Nervous
500
The slow acting control system that uses chemical messengers to regulate and control body.
What is the endocrine system?
500
Identify the cavity where the testes is found.
A.) cranial
B. ) abdominopelvic
C.) thoracic
D.) spinal
E.) none of these
E.) none of these
500
Describe the role of the effectors when the blood sugar is high.
The pancreas releases insulin
Insulin causes body cells to take up glucose
Insulin causes the liver to take up glucose and store the glucose as glycogen.
500
This directional term describes the position of your belly button relative to your spine.
What is anterior?
600
Describe the function of each of the four macromolecules.
Carbohydrates - short-term energy
Lipids - long-term energy
Proteins - make up structures and help make reactions happen
Nucleic acids - store the genetic code; help make proteints
600
Describe the role of the lymphatic system.
The lymphatic system collects fluid from the tissues a returns the fluid to the blood. The lymphatic system also works with the immune system to help fight infection.
600
List THREE life functions.
Maintain Boundaries, Movement, Responsiveness, Digestion, Metabolism, Excretion, Growth, and Reproduction
600
Identify the effectors, when the calcium levels are 12 mg/100 mL.
An example of this type of feedback is the production of milk by the mammary glands. When a baby suckles on a nipple, the suckling causes the mammary glands to make more milk.
E: Thyroid Gland
R: Releases calcitonin
E: Bone cells
R: Take up calcium
600
This type of cut divides the body into anterior and posterior portions.
What is a coronal (or frontal) cut?