Smartbook Pre-Topic Reading 1a: Anatomy, Physiology, & Homeostasis
What type of equilibrium occurs when there is a set average point and conditions fluctuate around that point?
Dynamic
Which of the following describes the integration center of a feedback mechanism?
Processes information, relates it to other information, and makes a decision of what a response should be
The study of individual cells is called ______.
cytology
What is the cell or organ that directly carries out a response to a stimulus called?
effector
Students are looking at major arteries and veins on the surface of the heart, which does not require a microscope. They are studying the ______ of the heart.
gross anatomy
What is an increase in the size of a cell or organism called?
growth
If the textbook states a value for a typical human heart rate, you should assume that the value refers to the heart rate of a(n) ______.
healthy 22-year-old
The ability to maintain a relatively stable internal environment in spite of changes in the external environment is known as
homeostasis
A molecule of large size and high molecular weight, such as a protein, is called a(n)
macromolecule
What is the act of tapping the body to feel for abnormal resistance or listen for sounds called?
percussion
Place the levels of structural hierarchy in the body in order of complexity, from the smallest/simplest at the top to the largest/most complex at the bottom.
1. Atom 2. cell 3. tissue 4.organ 5. organ system 6. organism
An organelle is best described as which of the following?
A microscopic structure in a cell that carries out individual function
A physician who is listening to your heart beat is utilizing which diagnostic procedure?
Auscultation
Which receptor detects pressure changes?
Baroreceptor
Which is an example of a class of tissue?
Connective
True or false: The study of ultrastructure focuses on examining individual cells, but not the fine details of cells.
False
Which branch of medicine examines tissues for disease?
Histopathology
Which part of a feedback mechanism processes information, relates it to other information, and makes a decision of action?
Integrating center
Which part of a feedback mechanism processes information, relates it to other information, and makes a decision of action? Multiple choice question.
Integrating center
Proteins and DNA are which of the following?
Macromolecules
What is an anatomical structure that is composed of at least two different tissue types, has recognizable structural boundaries, and has a discrete function different from the structures around it called?
Organ
Which of the following describes a single complete individual?
Organism
Taking a pulse by feeling the radial artery is an example of which of the following?
Palpation
Endocrinology
Physiology of hormones
Neurophysiology
Physiology of the nervous system
Changes in the environment, to which organisms respond, are called what?
Stimuli
Pathophysiology
Study of disease mechanisms
Comparative physiology
Study of how biological processes vary in different animal species
Physiology is the study of ______.
body functions
A structure that carries out a response to a stimulus is called a(n)
effector
Responsiveness is also known as ______.
excitability
The study of normal tissues, or groups of cells and their surrounding extracellular materials, is called
histology
Most exploratory surgery has been replaced with ______.
medical imaging techniques
Which can be revealed through percussion during a medical exam?
pockets of fluid, scar tissue and pockets of air
Contractions during childbirth is an example of a
positive feedback mechanism
The name for a structure that is specialized to detect a stimulus is a(n)
receptor
Fill in the blank question. A group of organs working together for a coordinated function is an organ
system
The practice of diagnosing illness by opening a body is known as what type of surgery?
Exploratory
What is the body's tendency to maintain relatively stable internal conditions in spite of greater changes in its external environment called?
Homeostasis
What is the smallest particle of matter with a unique chemical identity?
atom
True or false: The study of ultrastructure focuses on examining individual cells, but not the fine details of cells.
false
An organelle is best described as which of the following? Multiple choice question.
A microscopic structure in a cell that carries out individual function
Evolutionary trends between species are often studied in which discipline?
Comparative anatomy
Which theory states that there are emergent properties of the whole organism that cannot be understood by its individual parts?
Holism
A difference in chemical concentration, electrical charge, physical pressure, temperature, or other variable between one point and another is a physiological
Gradient
Which of the following is an example of a physiological negative feedback mechanism?
Body temperature
A physician assistant devises a treatment plan based on the patient's age, lab results, economic status, perceptions, and emotions. What type of treatment is this?
Holism
Which theory states that a more complex structure can be understood by studying its smaller parts?
Reductionism
What does the term dissection refer to?
The process of carefully separating tissues to reveal anatomical relationships
What is the smallest unit of an organism that can carry out all the functions of life?
cell
Students are studying the shape, size, and parts of the heart. They are studying the ______ of the heart.
anatomy
In performing a physical examination, the act of listening to sounds made by the body is known as
auscultation
The receptors located in the heart, aortic arch, and carotid sinuses that trigger autonomic reflexes in response to fluctuations in blood pressure are known as
baroreceptors