Chapter 1 - The Human Organism Flashcards
1.1 Anatomy and Physiology 1.2 Structural and Functional Organization of the Human Body 1.3 Characteristics of Life 1.4 Biomedical Research 1.5 Homeostasis 1.6 Terminology and the Body Plan
Anatomy is the study of ______.
The body’s structures
The study of anatomical changes from conception to adulthood
Developmental anatomy
The study of the first 8 weeks of development in an embryo
Embryology
The study of cells
Cytology
The study of tissues
Histology
Gross anatomy studies organs from ______________ perspective
Either a systemic or a regional
_____________ uses superficial structures to locate internal structures.
Surface anatomy
__________ is a noninvasive technique for identifying internal structures.
Anatomical imaging
_________ is the study of the body’s functions.
Physiology
Physiology can be approached from ___________ point of view.
A cellular or a systems
The study of all aspects of disease
Pathology
The study of changes causes by exercise
Exercises physiology
Basic ______________ are responsible for the structure and functions of life.
Chemical characteristics
What are cells?
The basic structural and functional units of organisms
What are organelles?
Small structures within cells that perform specific functions.
Tissues are composed of __________ of similar structure and function and the materials surrounding them.
Groups of cells
Four primary tissue types
Epithelial, connective, muscle, and nervous tissue
________ are structures composed of two or more tissues that perform specific functions.
Organs
How many organ systems in the body?
11 Integumentary system Skeletal system Muscular system Lymphatic system Respiratory system Digestive system Nervous system Endocrine system Cardiovascular system Urinary system Female reproductive system Male reproductive system
What are the main characteristics humans share with other organisms?
Organization, metabolism, responsiveness, growth, development, and reproduction
What is homeostasis?
The condition in which body functions, body fluids, and other factors if the internal environment are maintained at levels suitable to support life
What does negative feedback do for the body?
Maintain homeostasis
What are the three important parts of a negative feedback mechanism?
A receptor, a control center, an effector
_____________ usually result in deviations further from the set point.
Positive feedback mechanisms
Positive or negative feedback:
Childbirth labor
Positive
Positive or negative feedback:
Temperature control
Negative
___________ feedback occurs when something abnormal happened and has an end result, ___________ feedback occurs when maintaining balance in the body’s functions.
Positive; negative
Supine
A person lying face upward
Prone
A person lying face downward
Superior
Upper, cephalic
Inferior
Lower, caudal
Anterior
Front, ventral
Posterior
Back, dorsal
Cephalic
Superior, upper
Caudal
Inferior, lower
Ventral
Anterior, front
Dorsal
Posterior, back
Proximal
The closer end to the heart
Distal
The further end from the heart
Medial
Towards the midline
Lateral
Away from the midline