Human Body (ORGANIZATION & HOMEOSTASIS)

Question 1

smallest stable units of matter

Answer 1

Atoms

Question 2

structural and functional components of cells; little organs

Answer 2

Organelles

Question 3

smallest living units in the body; have the largest fluid in the body

Answer 3

Cells

Question 4

composed of a group of similar cells and the materials surrounding them

Answer 4

Tissue

Question 5

Composed of two or more tissue types that perform one or more common functions

Answer 5

Organ

Question 6

Group of organs that together perform a common function or set of functions and are viewed as a unit

Answer 6

Organ system

Question 7

any living thing considered as a whole, composed of one cell

Answer 7

Organism

Question 8

Why do we need fluid in cell?

Answer 8

Organelles can float inside the cell

Question 9

• atoms combine to form molecules

Answer 9

MOLECULAR LEVEL

Question 10

• molecules combine to make organelles

Answer 10

CELLULAR LEVEL

Question 11

• group of cells work together to perform one or more specific functions

Answer 11

TISSUE LEVEL

Question 12

4 basic tissue types

E, C, M, N

Answer 12

Epithelial, Connective, Muscle, and Nervous

Question 13

• tissues working together to perform a function

Answer 13

ORGAN LEVEL

Question 14

• organs work together to perform a function

* group of organ make a system

Answer 14

ORGAN SYSTEM LEVEL

Question 15

• Group of system work together to make organism

* all organ system must work together to maintain life and health of the organism

Answer 15

ORGANISM LEVEL

Question 16

means balance

maintenance of relatively stable internal conditions

Answer 16

HOMEOSTASIS

Question 17

Main controlling systems of homeostasis

Answer 17

• Nervous system

* Endocrine system

Question 18

• A disturbance in homeostasis results in disease

Answer 18

Homeostatic imbalance

Question 19

3 components:

r, cc, e

Answer 19

receptor, control center, and effector

Question 20

▪ Responds to changes in the environment (stimuli)

▪ Sends information to control center along an afferent pathway

Answer 20

Receptor

Question 21

▪ Determines set point

▪ Analyzes information

▪ Determines appropriate response

Answer 21

Control center

Question 22

▪ Provides a means for response to the stimulus

▪ Information flows from control center to effector along efferent pathway

Answer 22

Effector

Question 23

2 Feedback Mechanisms

Answer 23

NEGATIVE FEEDBACK LOOP

POSITIVE FEEDBACK LOOP

Question 24

If a response REVERSES the original stimulus

Answer 24

NEGATIVE FEEDBACK LOOP

Question 25

If a response ENCHANCES the original stimulus

Answer 25

POSITIVE FEEDBACK LOOP

Question 26

* Includes most homeostatic control mechanisms | * Serves to maintain a ‘normal’ status of a variable

Answer 26

NEGATIVE FEEDBACK LOOP

Question 27

• Correcting the damage/injury

Answer 27

NEGATIVE FEEDBACK LOOP

Question 28

• Whenever a change occurs in a system, the change automatically causes a ____ to start, which reverses the original change and brings the system back to normal

Answer 28

corrective mechanism

Question 29

feedback loop that responds to bring levels (high or too low) back to normal

Answer 29

NEGATIVE FEEDBACK LOOP

Question 30

ORGANS WILL COORDINATE WITH THE DAMAGE:

Answer 30

Nervous system | Endocrine system

Question 31

t&cf were sends to the injured site (from Bone Marrow)

Answer 31

Thrombosis and Clothing Factor

Question 32

When will adrenal gland be stimulated?

Answer 32

abnormality or stressors

Question 33

2 CATECHOLAMINES

Answer 33

Epinephrine | Norepinephrine

Question 34

In adrenal glands, any will automatically be stimulated to tell the body there is something wrong?

Answer 34

Yes. Any stressors

Question 35

3 HORMONES IN THE ADRENAL CORTEX | C, A, T

Answer 35

Cortisol Aldosterone Testosterone (Estrogen)

Question 36

produce glucose

Answer 36

Cortisol

Question 37

order the kidney tubules to reabsorb sodium | where sodium is, water follows

Answer 37

Aldosterone

Question 38

main hormones in male gender responsible in the development of secondary sexual characteristics

Answer 38

Testosterone

Question 39

main hormones in female gender

Answer 39

Estrogen

Question 40

There is a specific hormone for a specific stressor (TRUE or FALSE)

Answer 40

TRUE

Question 41

end product of metabolism

Answer 41

Carbon dioxide

Question 42

PANCREAS RELEASES

Answer 42

INSULIN

Question 43

GLUCOSE FROM THE FOOD THAT WE EAT CAN ONLY ENTER FROM ___

Answer 43

INSULIN

Question 44

If the glucose cannot enter the cell, it stays in the blood which called (high blood sugar)

Answer 44

hyperglycemia

Question 45

Overdosed, insulin will bring all glucose or sugar into the cell or it will enter your cells (low blood sugar)

Answer 45

hypoglycemia

Question 46

Do not require continuous adjustments Does not maintain homeostasis

Answer 46

POSITIVE FEEDBACK

Question 47

it amplifies responses and processes, moving the system further and further away from starting conditions

Answer 47

POSITIVE FEEDBACK

Question 48

3 Hormones produced by the Adrenal Cortex (SSS)

Answer 48

sugar salt sex

Question 49

sugar

Answer 49

cortisol

Question 50

salt

Answer 50

aldosterone

Question 51

sex

Answer 51

testosterone