Anatomy 101

Question 0

Direct respiration

Answer 0

Has exchange between an organism and their environments

Question 1

Resperation tract

Answer 1

Pathway of gas exchange between an organism and their environments

Question 2

Indirect respiration

Answer 2

Ashes brought to cells by the blood stream

Question 3

External respiration

Answer 3

Exchange of gases between environment and the blood

Question 4

Internal respiration

Answer 4

Gas exchange between blood and cells

Question 5

Breathing

Answer 5

Movement of air into and out of the lungs

Question 6

Diaphragm

Answer 6

Large muscle at the base of the thoracic cavity

Question 7

Inspiration

Answer 7

Ribs up and out, diaphragm down and flat stomach relaxes

Question 8

Expiration

Answer 8

Ribs down and in, diaphragm relaxes goes up , stomach contracts

Question 9

Digestion

Answer 9

The breakdown of complex food materials into smaller molecules

Question 10

Mechanical digestion

Answer 10

The physical breakdown of foods by grinding, reading and mixing

Question 11

Mastication

Answer 11

Chewing

Question 12

Chemical digestion

Answer 12

Enzymes breakdown complex molecules into simple molecules

Question 13

Digestive track

Answer 13

Oral cavity, pharynx, esophagus, stomach, small intestine, large intestine, anus

Question 14

Pharynx

Answer 14

Back of the throat. Swallowing

Question 15

Epiglottis

Answer 15

Tissue like flap that covers the trachea when swallowing

Question 16

Corsica sphincter

Answer 16

Top of stomach

Question 17

Pyloric sphincter

Answer 17

Bottom of stomach

Question 18

Pancreas

Answer 18

Neutralizes stomach acid by secreting a basic solution

Question 19

Liver

Answer 19

Filters toxic substances from blood, stores glycogen and vitamins. Gets rid of wastes

Question 20

Small intestine

Answer 20

Digestion and nutrient absorption

Question 21

Villi

Answer 21

Finger like structures which help increase surface area for absorption

Question 22

Large intestine

Answer 22

Water absorption

Question 23

Anal sphincter

Answer 23

Releases waste products from the digestive system

Question 24

Circulatory system function

Answer 24

delivers nutrients and 02 to cell. Carries waste and CO2 away from cells

Question 25

Red blood cells

Answer 25

Transport O2

Question 26

White blood cells

Answer 26

Defense and immune system. Larger in size

Question 27

Platelets

Answer 27

Protein fragments. Used for clotting

Question 28

Plasma

Answer 28

Makes up 55% of blood. 90% water.

Question 29

Arteries

Answer 29

Carries blood away from the heart. Think muscular wall.

Question 30

Artecioles

Answer 30

Small arteries

Question 31

Capillaries

Answer 31

Tiny thin walked blood vessles. Transports material in and out of a cell

Question 32

Venules

Answer 32

Small veins

Question 33

Veins

Answer 33

Carries blood to the heart. Thin walled, backflow

Question 34

Heart right side

Answer 34

Recieves CO2 rich blood from the body

Question 35

Heart left side

Answer 35

Receives O2 rich blood from the lungs and sends it out to the body

Question 36

Right atrium

Answer 36

Recieces CO2 rich blood from vena cava

Question 37

Right ventricole

Answer 37

Recieves CO2 blood from right atrium pumps blood through pulmonary valve out the pulmonary artery and into the lungs

Question 38

Lungs

Answer 38

CO2 out CO2 in

Question 39

Left atrium

Answer 39

O2 blood returns through pulmonary vein

Question 40

Left ventricle

Answer 40

O2 blood pumped out of heart through suffix calve into aorta into the body

Question 41

Lub

Answer 41

Ventricular contraction. Tricuspid and mitral valves slam shut

Question 42

Dub

Answer 42

Atrial contraction. Pulmonary and aortic valves slam shut

Question 43

Nervous system

Answer 43

A complex network of cells that communicate with eachother

Question 44

Neuron

Answer 44

A nerve cell that transmits/ recieves

Question 45

Axon

Answer 45

Long thin structure that transmits an electrical signal

Question 46

Dendrite

Answer 46

Part that recieves signals from the axon

Question 47

Synaptic cleft

Answer 47

A small gap between an axon and dendrite

Question 48

Synapse

Answer 48

A chemical message between 2 neurons

Question 49

Neurotransmitters

Answer 49

Chemicals released into the synaptic cleft

Question 50

Nerve impulses

Answer 50

A pulse of electricity that flows across a neuron

Question 51

Central nervous system

Answer 51

Brain and spinal chord. Caddies | Messages from the body to the bran and vena cava

Question 52

Peripheral nervous system

Answer 52

Neurons that have cell bodies that are not included in the brain and spinal chord

Question 53

Afferent neurons

Answer 53

sensory neurons that collect info from your body and send if to the brain

Question 54

Efferent neurons

Answer 54

Motor neurons that send info away from the brain

Question 55

Reflex

Answer 55

An involuntary movement where a stimulus is sent to the spinal chord via added end neurons motor neurons lead back to give a respond

Question 56

Autonomic nervous system

Answer 56

Controls internal body conditions

Question 57

Sympathetic division

Answer 57

Can direct blood blow away from digestive organs towards the heart and muscles

Question 58

Parasympathetic Division

Answer 58

Causes organs to resume activity