Chapter 1

Question 1

anatomy and physiology definition

Answer 1

branches of biology concerned with the form and functions of the body

Question 2

anatomy

Answer 2

scientific discipline that investigates the body structures of living things

Question 3

physiology

Answer 3

scientific investigation of the processes of functions of living things

Question 4

characteristics of life in order

Answer 4

organization
cellular composition
metabolism
responsiveness
homeostasis
development
reproduction
evolution

Question 5

organization

Answer 5

higher level of organization than nonliving world

Question 6

metabolism

Answer 6

anabolism, catabolism, and excretion

Question 7

responsiveness and movement

Answer 7

sense and react to stimuli

Question 8

homeostasis

Answer 8

maintaining relatively stable internal conditions

Question 9

development

Answer 9

differentiation and growth

Question 10

reproduction

Answer 10

producing copies of themselves; pass genes to offspring

Question 11

evolution

Answer 11

mutations: changes in genetic structure

Question 12

supine

Answer 12

lying face upward

Question 13

prone

Answer 13

lying face downward

Question 14

superior

Answer 14

cephalic towards the head

Question 15

inferior

Answer 15

caudal towards the feet

Question 16

medial

Answer 16

towards the midline

Question 17

lateral

Answer 17

away from the midline

Question 18

proximal

Answer 18

closer to the point of attachment

Question 19

distal

Answer 19

further away from the point of attachment

Question 20

superficial

Answer 20

closer to the surface of body

Question 21

deep

Answer 21

further into the body away from surface

Question 22

anterior

Answer 22

towards the front

Question 23

posterior

Answer 23

towards the back

Question 24

receptors

Answer 24

monitor the value of some variable

Question 25

control center

Answer 25

establishing the set point

Question 26

effector

Answer 26

can change the value of the variable

Question 27

stimulus

Answer 27

anything that can trigger a physical or behavioral change

Question 28

variable

Answer 28

something that can adapt or deviate from a set point(ex. body temp, blood pressure)

Question 29

homeostasis(drugs and negative feedback)

Answer 29

many drugs can interfere with homeostasis:
-alcohol:binds to receptors in kidneys=increased urination=dehydration
-caffeine:acts as vasoconstrictor=hot or flushed`