Final

Question 1

The four basic tastes for which there are taste receptors.

Answer 1

Sweet, sour, bitter,and salty.

Question 2

Path of light though the eye

Answer 2

Conjunctiva.
Cornea. 
Agueous humor.
Pupil/Iris.
Lens.
Vitreous humor.
Retina.

Question 3

Cornea:

Answer 3

The transparent outer layer of the eye.

Sclera-the white part of the eye.

Question 4

What does the lens do?

Answer 4

Focuses; needs to change thickness muscles attached to the lens.

Question 5

What is cataracts?

Answer 5

Not so clear (cloudy) layers of the lens.

Question 6

How many smells can a person remember?

Answer 6

Up to 10,000

Question 7

What is glaucoma?

Answer 7

Too much pressure in the eye

Question 8

What does the retina do?

Answer 8

Contains all light receptors

Types of receptors: rods 8 cones

Question 9

Rods and cones

Answer 9

Rods-Black and white

Cones-light

Question 10

What is motion sickness?

Answer 10

Conflicting information between your eyes and your ears.

Question 11

Stereo Hearing

Answer 11

Allows you to pinpoint sound without seeing it.

Question 12

Dynamic Equilibrium

Answer 12

Spinning, bending over, cartwheel motion.

Question 13

3 Functions of the ear

Answer 13

Sound reception, dynamic equilibrium, static equilibrium

Question 14

Path of sound waves in ear

Answer 14

Outer ear (air), middle ear (solid), inner ear (liquid).

Question 15

Pinna

Answer 15

Collects sound waves

Question 16

Auditory canal

Answer 16

Provides separation between outer and middle ear

Question 17

Tympanic membrane (eardrum)

Answer 17

Sound waves strike this and it vibrates

Question 18

3 bones in the middle ear

Answer 18

Hammer, anvil and stirrup.

Question 19

Inner ear

Answer 19

S.W. Strike the oval window.
Different pitches of sound, hit different parts of the cochlea.
Bigger waves sets off more receptors.

Question 20

Eustacian Tube

Answer 20

Connects to the middle ear, equalizes air pressure.

Question 21

Otoliths and Statoliths

Answer 21

Ear/stone/position

Help you know where your head is at

Question 22

Function of the skeleton

Answer 22

Supports body, protects organs, creates red & white blood cells, movement, mineral storage.

Question 23

Makeup of skeletal system

Answer 23

Water, minerals,& living tissue

Question 24

Tendons

Answer 24

Bone to muscle

Question 25

Ligaments

Answer 25

Bone to bone

Question 26

Cartilage

Answer 26

Flexible bone

Ribs, ears, nose

Question 27

5 different joints

Answer 27

Ball & socket-hip, shoulder
Hinge-elbow, knee
Gliding-spine, wrist, ankle
Fixed-sternum 
Floating-knee cap

Question 28

Incisors -

Answer 28

To cut

Question 29

Canines-

Answer 29

To rip and tear

Question 30

Molars-

Answer 30

To chew and grind

Question 31

Herbivores-

Answer 31

Large incisors, flat molars

Question 32

Carnivores-

Answer 32

Large canines, small incisors, pointy molars

Question 33

Bones in babies vs adults

Answer 33

Babies- 300

Adults-206

Question 34

Heart layers

Answer 34

Epicardium-outside
Myocardium-middle
Endocardium-skin like layer on the outside

Question 35

Arteries-

Answer 35

Lead away from the heart. High pressure. Thick wall, small diameter.

Question 36

Veins-

Answer 36

Lead toward the heart. Low pressure. Thin wall, large diameter.

Question 37

Average blood pressure-

Answer 37

110/70

Question 38

Path of air thru respiratory system

Answer 38

Nasal passage.
Pharynx (throat)
Trachea.
Larynx (vocal chords).

Question 39

Breathing in…

Answer 39

Inspiration.

Muscles-diaphragm and rib muscles.

Question 40

Breathing out….

Answer 40

Expiration.

Muscles relax.

Question 41

What is blood made up of?

Answer 41

Red and white blood cells,
Platelets,
Plasma.

Question 42

PH range and average

Answer 42

1-14; 7

Question 43

Defenses of your immune system

Answer 43

Skin, mucus membrane and body chemistry (non specific), specific immunity ( true immunity).

Question 44

Skin-

Answer 44

Is waterproof

Question 45

External body chemistry includes-

Answer 45

Oil and swear in your skin, lysozymes, tears, saliva, stomach acids, urine.

Question 46

Where are blood cells made?

Answer 46

Bone marrow.

WBC have a nucleus

Question 47

Job of a platelet?

Answer 47

To clot.

Question 48

What is plasma?

Answer 48

The liquid part of your blood

Question 49

What is pus?

Answer 49

White blood cells, dead bacteria and plasma.

Question 50

Trachea-

Answer 50

Lined with cilia and mucus.

Question 51

Larynx-

Answer 51

Only works when air is moving out.

Question 52

Circulatory System

Answer 52

Pump heart–> arteries away–> capillaries exchange–> veins (toward).

Question 53

Pathway of blood thru the heart

Answer 53

Superior vena cava. Right atrium. Right ventricle. Semilunar valves. Pulmonary artery.

Left atrium. Aorta.

Question 54

Somatic Nervous System

Answer 54

Voluntary functions

Question 55

Automatic nervous system

Answer 55

Involuntary functions,

Question 56

Sympathetic:
Parasympathetic:

Answer 56

• Stress (fight or flight)

- peace ( returning to normal)

Question 57

Botulism ?

Answer 57

Prevents release of the neurotransmitter

Question 58

Tetnus?

Answer 58

Blocks the enzyme that destroys neurotransmitter

Question 59

Multiple Sclerosis?

Answer 59

Your immune system attacks your body. Destroys myelin sheath of motor nerves.