Chapter 1 Quiz Flashcards
What is the difference between Anatomy and Physiology?
Anatomy= Structure
Physiology= Function
What is the order of body organization (atoms to organism)?
atoms - molecules - cell - tissue - organs - organ system - organism
What is the purpose of the Skeletal System?
structure, protection, allowing movement, mineral storage
What is the purpose of the Muscular System?
movement, posture, heat
What is the purpose of the Nervous System?
high speed communication
What is the purpose of the Endocrine System?
slow communication, hormones, move through the blood, metabolism
What is the purpose of the Lymphatic system?
immunity, draining excess fluids
What is the purpose of the Digestive System?
Break down nutrients
What is the purpose of the Respiratory System?
exchanges gases between blood and air
What is the purpose of the Urinary System?
remove waste from blood
What is the purpose of the Reproductive System?
produce life
What is the purpose of the Integumentary System?
External covering, protection, no water loss, receptors
What are the Characteristics of Living Things?
Different Levels of Organization
Made up of Cells
Reproduce
Obtains & uses Energy
Grows and Develops
Responds to Environment
Movement
Maintains Boundaries
What are the 4 Survival Needs?
Food (nutrients)
Oxygen
Water
Heat
Air Pressure
Superior (Cranial)
towards head
Inferior (Caudal)
away from head
Lateral
away from middle
Medial
towards middle
Proximal
toward attachment
Distal
away from attachment
Posterior
towards back
Anterior
towards front
Dorsal
back
Ventral
belly
What divides body into left and right?
Sagittal Plane
What divides body into front and back?
Coronal/Frontal
What divides the body into a top and bottom?
Transverse
What separates the Thoracic cavity from the Abdominal Pelvic cavity?
Diaphragm
Tic-Tac-Toe Abs: What is in the top left corner?
Right Hypochondriac
Tic-Tac-Toe Abs: What is in the top middle square?
Epigastric Region
Tic-Tac-Toe Abs: What is in the top right corner?
Left Hypochondriac
Tic-Tac-Toe Abs: What is in the middle row right square?
Left Lumbar
Tic-Tac-Toe Abs: What is in the centermost square?
“Belly Button” Umbilical Region
Tic-Tac-Toe Abs: What is in the middle row left square?
Right Lumbar
Tic-Tac-Toe Abs: What is in the bottom left square?
Right Iliac
Tic-Tac-Toe Abs: What is in the bottom middle square?
Hypogastric Region
Tic-Tac-Toe Abs: What is in the bottom right square?
Left Iliac
What are the body’s “2 skeletons?”
Axial Skeleton
Appendicular Skeleton
The Cranial and Vertebral cavities are apart of what larger cavity?
Dorsal Cavity
The Cranial cavity contains what smaller cavities?
oral, nasal, orbital, middle ear
What major cavity is below the Cranial cavity?
Ventral/Thoracic
What smaller cavities are contained in the Thoracic cavity?
Left Pleural > Mediastinum > Pericardial > Right Pleural
The Abdominal Pelvic Cavity houses what?
Abdominal: digestive organs
Pelvic: bladder + reproductive organs
What is Homeostasis?
stable internal conditions
How is Homeostasis achieved?
Feedback loops
What is a Positive Feedback Loop?
When response is increased by stimulus. ^^ ex: blood clots
What is the most “common” Feedback Loop?
Negative
What is a Negative Feedback Loop?
When response is opposite of stimulus.
Homeostasis can be altered by what?
A Stimulus
A Stimulus is measured by what?
Receptors
Receptors provide info to what?
A Control Center
A Control Center stimulates what?
An Effector
An Effector causes what?
A Response. Boom. Back to Homeostasis.
