Ch 1&2

Question 1

In negative feedback mechanisms, what occurs due to changes that move a variable away from the normal state?

Answer 1

Stimulation to change the variable in the opposite direction

Question 2

A cell is the basic unit of structure and function of an organism
True or False

Answer 2

True

Question 3

Upper mid-portion of the abdomen is called the ?

Answer 3

Epigastric region

Question 4

What is the effect of a positive feedback mechanism

Answer 4

It moves conditions away from the normal state

Question 5

A parietal layer of a serous membrane does what?

Answer 5

Lines cavities and covers organs

Question 6

Pleura = ?

Answer 6

Lungs

Question 6

Define Anatomy

Answer 6

study of structure of the human body aka cutting up

Question 7

Pericardium is heart—-

Question 8

Vicseral layer
a. covers organs b. lines wall of cavity

Answer 8

a. COVERs an organ

Question 9

Parietal layer
a. covers organs b. lines wall of cavity

Answer 9

b. LINES wall of cavity

Question 10

Serious Membranes consists of what 2 layers?

Answer 10

Visceral and Parietal

Question 11

Thoracic and abdominopelvic cavities are lined by double layer ____ ____

Answer 11

Serious membrane
+which SECRETES serious fluid

Question 12

Sagittal plane cuts a person in what way

Answer 12

Cuts straight down the middle

Question 13

Transverse plane cuts a person in what way

Answer 13

a person into a top and bottom

Question 14

A frontal place cuts a person in what way

Answer 14

Cuts a person to have a posterior and frontal side

Question 15

VISeral peritoneum covers what?

Answer 15

The abdominopelvic organ

Question 16

PARIetal pericardium does what

Answer 16

lines the wall of the lung

Question 17

Define concentration gradient

Answer 17

Concentration of a chemical in high concentration to another in a low concentration

Question 18

What is down a “concentration gradient”

Answer 18

Diffusion

Question 19

Define Metabolism

Answer 19

All chemical reactions in a organism that supports life

Question 20

What number does pH have to be for it to be acidic?

Answer 20

BELOW 7

Question 21

What does pH measure?

Question 22

What number does pH have to be for it to be alkaline

Answer 22

ABOVE 7