Chapter 1: Homeostasis

Question 1

Homeostasis

Answer 1

Maintain relatively constant internal conditions (sameness standing still)

Question 2

Disruptions to homeostasis often set in ___ called, that help restore the conditions needed for health and life …

Answer 2

Corrective cycles, feedback systems

Question 3

Cell theory

Answer 3

1. the cell is the basic unit of life
2. all organisms are composed of one or more cells
3. cells arise from pre-existing cells

Question 4

Objective 1.1
Define physiology and identify several of its subdisciplines

Question 5

Name three subdisciplines of physiology

Answer 5

Molecular
cell
neuro
endocrinology
cardiovascular
immunology
respiratory
renal
Gastrointestinal
Integrative
Exercise
Pathophysiology

Question 6

Name three subdisciplines of physiology

Answer 6

Molecular
cell
neuro
endocrinology
cardiovascular
immunology
respiratory
renal
Gastrointestinal
Integrative
Exercise
Pathophysiology

Question 7

Anatomy

Answer 7

Study of body structure

Question 8

Why are anatomy and physiology often discussed in tandem

Answer 8

Bc structure define function therefore the anatomy defines its physiology

Question 9

Molecular physiology

Answer 9

Functions of indiv molecules, such as proteins

Question 10

cell physiology

Answer 10

Function of cells

Question 11

Neurophysiology

Answer 11

Functions of the nervous system

Question 12

Endocrinology

Answer 12

Hormones (chemical regulators in the blood) and how they control body functions

Question 13

Cardiovascular physiology

Answer 13

Functions of the heart, blood vessels, and blood

Question 14

Immunology

Answer 14

How the body defends itself against disease-causing agents

Question 15

Respiratory physiology

Answer 15

Functions of the air passageways and lungs

Question 16

Renal physiology

Answer 16

functions of the kidney

Question 17

Gastrointestinal physiology

Answer 17

Functions of the stomach and intestines

Question 18

Integrative physiology

Answer 18

How diff parts of the body work together to accomplish a particular function

Question 19

Exercise physiology

Answer 19

Changes in cell and organ functions as a result of muscular activity

Question 20

Pathophysiology

Answer 20

Functional changes associated with disease and aging

Question 21

What are the six levels of organization

Answer 21

chemical, cellular, tissue, organ, system, organismal level

Question 22

What are the six levels of organization

Answer 22

chemical, cellular, tissue, organ, system, organismal level

Question 23

Chemical level

Answer 23

atoms, molecules (two or more atoms joined together)

Question 24

What are the main 2 familiar molecules in the body?

Answer 24

DNA, glucose

Question 25

Cellular level
What combines to form cells?

Answer 25

molecules

Question 26

Cells are the smallest units of capable of?

Answer 26

performing all life processes

Question 27

What are some cells in the body?

Answer 27

epithelial
connective tissue cells
muscle cells
neurons

Question 28

Tissue

Answer 28

a group of similar cells that work together to perform a particular function

Question 29

4 basic tissues

Answer 29

Epithelial
Connective
Muscle
Nervous

Question 30

Epithelial tissue

Answer 30

covers body tissue surfaces, lines hollow organs and ducts, and forms glands

Question 31

Connective tissue

Answer 31

supports and protects body organs
stores energy reserves as fat
provides the body with immunity to disease-causing agents

Question 32

Muscle tissue

Answer 32

contracts to produce movement, maintain posture, and generate heat

Question 33

Nervous tissue

Answer 33

detects and responds to changes to the body’s external or internal environment

Question 34

Organ

Answer 34

two or more different types of tissues
specific function
sometimes recognizable shape

Question 35

System

Answer 35

Organ system
Example/ digestive system (mouth, salivary glands, pharynx, esophagus