exam 6

Question 1

what is plasma and what is it made of

Answer 1

the liquid part of blood that is made up of water, salt, and albumin

Question 2

formed elements

Answer 2

Erythrocyte (RBC) Leukocyte (WBC) platelets

Question 3

what supplies the heart with blood

Answer 3

coronary arteries

Question 4

what blood vessel goes away from the heart

Answer 4

arteries

Question 5

what vessels have the thickest muscular layer

Answer 5

arteries

Question 6

what is the chamber with the highest % oxygen

Answer 6

left atrium

Question 7

what vessels have the thinnest walls and are a site of exchange

Answer 7

capillaries

Question 7

what vessels have the thinnest walls and are a site of exchange

Answer 7

capillaries

Question 8

which vessels have valves

Answer 8

veins

Question 9

what valve is between the right atrium and right ventricle

Answer 9

tricuspid valve

Question 10

what valve is between the right ventricle and the pulmonary arteries

Answer 10

pulmonary semilunar valve

Question 11

what is the difference between systole and diastole

Answer 11

systole is when the vessels ar contracting and diastole is when the blood is flowing and the vessels are relaxed

Question 12

where does blood go after the left ventricle

Answer 12

aortic semilunar valve

Question 13

function of erythrocyte

Answer 13

carry oxygen, carry out CO2

Question 14

what is the SA node

Answer 14

pacemaker of the heart

Question 15

Cardiac conduction cycle

Answer 15

SA node–AV node–Bundle of HIS–purkinje fibers

Question 16

main muscle for inhalation

Answer 16

diaphragm

Question 17

where is the epiglottis and what does it do

Answer 17

it’s in the larynx and it prevents food from going into the trachea

Question 18

what is oxygen bound to

Answer 18

hemoglobin

Question 19

what is the function of the respiratory system

Answer 19

take in O2 release CO2

Question 20

steps of the respiratory system

Answer 20

nose–nasal cavity–pharynx–larynx–trachea–bronchi–bronchioles–alveoli

Question 21

what is the trachea made of

Answer 21

cartilage

Question 22

what is different about the stomach

Answer 22

it has three layers rather than two, the extra one is called the oblique

Question 23

what body part makes up the most enzymes

Answer 23

pancreas

Question 24

where does carbohydrate digestion begin and what enzyme is used

Answer 24

mouth; salivary amylase

Question 25

where does protein digestion begin and what enzyme is used

Answer 25

stomach; pepsin

Question 26

what turns pepsinogen into pepsin

Answer 26

stomach acid/acidic environment

Question 27

where is bile produced?

Answer 27

in the liver

Question 28

what happens in the large intestine

Answer 28

Ecoli produces vitamin K and vitamin B

Question 29

what does bile do

Answer 29

it helps break down fats

Question 30

where does food go through in digestion

Answer 30

esophagus–stomach–duodenum–jejunum–ileum–cecum–ascending colon–transverse colon–ascending colon–rectum–anus