Anatomy & Physiology: Exam Chapter 1
This flashcard set introduces the foundational concepts of anatomy and physiology. Learn the distinction between studying the body’s structure (anatomy) and understanding how its parts function together (physiology).
What is the difference between anatomy and physiology?
Anatomy - the scientific discipline that investigates the body’s structure (the parts)
Physiology - scientific investigation of the processes or functions of living things (how parts work together)
Key Terms
What is the difference between anatomy and physiology?
Anatomy - the scientific discipline that investigates the body’s structure (the parts)
...
What are the 6 different levels of structural and functional organization?
Chemical level - interactions between atoms
Cell level - molecules that form organelles/allow cells to function
Tissue level - groups of simi...
Name the 6 characteristics of life.
Organization: specific interrelationships among parts of organism and how these parts interact
Metabolism: chemical reactions inside an organism...
What is homeostasis?
The existence and maintenance of a relatively constant environment within the body.
Con...
What are the three components of the feedback system?
Receptor: monitors the value of a variable
Control center: receives info from the receptor, establishes set point and controls effector
Effec...
What is the difference between a negative feedback system and a positive feedback system?
Negative feedback: any deviation from set point is made smaller or resisted (acts in opposite directions)
Positive feedback: when value deviates...
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| Term | Definition |
|---|---|
What is the difference between anatomy and physiology? | Anatomy - the scientific discipline that investigates the body’s structure (the parts) Physiology - scientific investigation of the processes or functions of living things (how parts work together) |
What are the 6 different levels of structural and functional organization? | Chemical level - interactions between atoms |
Name the 6 characteristics of life. | Organization: specific interrelationships among parts of organism and how these parts interact |
What is homeostasis? | The existence and maintenance of a relatively constant environment within the body. Consists of: |
What are the three components of the feedback system? | Receptor: monitors the value of a variable |
What is the difference between a negative feedback system and a positive feedback system? | Negative feedback: any deviation from set point is made smaller or resisted (acts in opposite directions) |
What is caudal? | Towards the tail |
What is the central region of the body comprised of? | Head, neck, trunk |
What is the trunk comprised of? | Thorax, abdomen and pelvis |
What are the 9 regions of the abdomen, starting from upper left? | Right hypochondriac region Right lumbar region Right iliac region |
What is a sagittal plane? | Runs vertically through the body, separating into right and left portions |
What is a medial plane? | A sagittal plane that passes through the midline of the body, dividing into EQUAL left and right halves. |
What is a transverse (horizontal) plane? | Runs parallel to the ground, dividing body into superior and inferior portions |
What is a frontal (coronal) plane? | Runs vertically from right to left and divides body into anterior and posterior parts. |
What is a longitudinal organ plane? | Runs through the length of the organ - through the long axis |
What is a transverse (cross) organ plane? | A cut at right angles to the long axis |
What is an oblique organ plane? | A cut that is made across the long axis at anything OTHER than a right angle |