Chapter 1 and 2

Question 1

info in a neuron

Answer 1

dendrite to cell body to axon

Question 2

Primary tissues in the body

Answer 2

neurons, muscle cells, epithelial, connective tissue

Question 3

neuroglial cells

Answer 3

support neurons 5:1 ratio

Question 4

intercalated disks location and function

Answer 4

cardiac muscle, pumps out blood efficiently, needed for rhythm

Question 5

what muscle is voluntary and involuntary

Answer 5

diaphragm, skeletal

Question 6

epithelial tissue

classified by

Answer 6

forms membranes that cover the surfaces of the body and various glands
shape and number of layers

Question 7

Total body water

Answer 7

everything minus GI tract and kidneys and lungs

Question 8

intracellular fluid

Answer 8

inside cells

Question 9

extracellular fluid

Answer 9

outside of cells, if drawn blood, will get extracellular fluid the most

Question 10

blood plasma

Answer 10

in blood vessels, cells

Question 11

interstitial fluid

Answer 11

fluid outside of blood vessels

Question 12

the cell membrane is made mostly of what

Answer 12

lipids, nonpolar

Question 13

4 major atoms

Answer 13

O C N H

Question 14

Superoxide molecules

Answer 14

have a free radical, antioxidants help to get rid of the free radical

Question 15

Why is glycogen stored in liver and skeletal muscle

Answer 15

liver, pumps out sugar in blood

skeletal muscle needs it for a source of energy

Question 16

anabolic steroids

Answer 16

make more muscle

Question 17

5 functions of proteins

Answer 17

regulation (control DNA Replication), structural/contractile (actin/myosin), catalytic (enzymes), immunological (antibodies), transporters/carriers

Question 18

Lysosome

Answer 18

takes out worn out organells and breaks down or recycled

Question 19

peroxisome

Answer 19

deals with oxygen reactions. Breaks down toxic things. oxidation reactions

Question 20

Mitochondrian

Answer 20

makes energy

Question 21

Ribosomes

Answer 21

makes proteins. Translation occurs here

Question 22

Rough ER

Answer 22

has ribosomes on it

Question 23

Smooth ER

Answer 23

steroid production, lipids and Ca+

Question 24

Golgi Complex

Answer 24

packages and ships off molecules

Question 25

Transcription

Answer 25

in nucleus, DNA is photocopied into complementary mRNA

Question 26

Translation

Answer 26

in ribosome, building protein amino acid from mRNA instructions that uses tRNA