The Living Organism
Homeostatic Mechanisms
Levels of Organization
Organization of the Human Body
Miscellaneous
100
The study of anatomy and physiology demonstrates the relationship between ____________ and _____________.
What is Structure and Function.
100
____________ provide information about specific conditions (stimuli) in the internal environment.
What is Receptors.
100
The smallest subunit of a living organism.
What is a Cell.
100
The brain and spinal cord are the primary organs of the ____________ organ system.
What is Nervous.
100
The branch of science that deals with the structure, or morphology, of the body.
What is Anatomy.
200
The product of all the energy sources that come into the body and everything that the body does with that energy.
What is Metabolism.
200
98.6 degrees Fahrenheit, the body's normal temperature, is an example of a ______ _______ in a homeostatic mechanism.
What is Set Point.
200
The heart is an organ made up of multiple ________, specialized layers of cells with a common function.
What is Tissues.
200
The lymphatic system's primary function is _________.
What is Defense.
200
Water, food, oxygen, heat, and pressure are all required by ________________.
What is Living Organisms.
300
The condition of a stable internal environment.
What is homeostasis.
300
An individual jumps into a swimming pool filled with cold water. This individual's thermoreceptors send a message to the brain that their body temp is dropping too low, and the individual starts to shiver. What is the Effector?
What is Shivering.
300
The lungs, the stomach, and the brain are examples of _________, complex structures with specialized functions.
What is Organs.
300
The muscle that separates the thoracic cavity from the abdominopelvic cavity.
What is Diaphragm.
300
The structure that separates the thoracic cavity into two parts.
What is Mediastinum.
400
When the body recognizes a deviation from the set point, ___________ cause responses that alter the conditions of the internal environment.
What is Effectors.
400
An individual decides to go on a low calorie diet. After 6 weeks of dieting, they realize that they require less food to stay "full" than at the beginning of their diet. What has changed in the body?
What is Set Point.
400
The skin, sweat glands, hair, and nails, are each a part of the Integumentary __________ ___________.
What is Organ System.
400
The membranes that cover and protect the lungs.
What is Pleural Membranes.
400
The _________ cavity can be divided into two parts: the cranial cavity and the vertebral cavity.
What is Dorsal.
500
As internal conditions return to normal, the deviation from the body's set point lessons. This response is termed a ____________ _____________ mechanism.
What is Negative Feedback.
500
An individual decides to go for a run. While running, the individual sweats to maintain a cool body temperature. Ten minutes after their run they notice that, though they are still sweating, the amount has decreased. Why?
What is Negative Feedback has decreased the activity of the effectors.
500
The human ____________ is divided into body cavities, cavity membranes, and multiple organ systems.
What is Organism.
500
The thin membrane that covers the heart's surface.
What is Visceral Pericardium.
500
Membrane that lines the wall of the abdominal cavity.
What is Parietal Peritoneum.
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