The Eye WK6 L4

Question 1

WHAT IS THE CONJUNCTIVA?

Answer 1

TRANSPARENT MUCOUS MEMBRANE AROUND THE EYE

Question 2

WHERE IS THE CONJUNCTIVA?

Answer 2

LINES INNER EYELID SURFACE & ANTERIOR EYE SURFACE EXCEPT CORNEA

Question 3

WHAT DOES THE CONJUNCTIVA DO?

Answer 3

SECRETS THIN MUCOUS FILM TO STOP EYE FROM DRYING OUT

Question 4

WHAT IS THE LACRIMAL APARATUS?

Answer 4

LACRIMAL GLAND AND DUCTS ABOVE EYE

Question 5

WHAT DOES THE LACRIMAL APARATUS DO?

Answer 5

PRODUCES TEAR FLUIDS INTO LACRIMAL DUCTS

Question 6

WHAT DO THE TEARS DO?

Answer 6

WASH AWAY FOREIGN PARTICLES AND LUBRICATE EYES

Question 7

WHAT IS INSIDE TEARS?

Answer 7

BACTERIAL ENZYMES THAT FIGHT INFECTION

Question 8

WHAT ARE THE EXTRINSIC EYE MUSCLES?

Answer 8

MUSCLES IN EYES THAT CONTROL EYE MOVEMENT

Question 9

HOW MANY EXTRINSIC EYE MUSCLES ARE THERE?

Answer 9

6

Question 10

WHAT ARE THE 6 EXTRINSIC EYE MUSCLES?

Answer 10

SUPERIOR RECTUS - INFERIOR RECTUS - LATERAL RECTUS - MEDIAL RECTUS - SUPERIOR OBLIQUE - INFERIOR OBLIQUE

Question 11

WHAT DOES THE SUPERIOR RECTUS DO?

Answer 11

ELEVATES EYE

Question 12

WHAT DOES THE INFERIOR RECTUS DO?

Answer 12

DEPRESSES EYE

Question 13

WHAT DOES THE LATERAL RECTUS DO?

Answer 13

MOVES EYE LATERALLY

Question 14

WHAT DOES THE MEDIAL RECTUS DO?

Answer 14

LOVES EYE MEDIALLY

Question 15

WHAT DOES THE SUPERIOR OBLIQUE DO?

Answer 15

ROTATIONAL MOVEMENT

Question 16

WHAT DOES THE INFERIOR OBLIQUE DO?

Answer 16

ROTATIONAL MOVEMENT

Question 17

WHAT EYE MUSCLES ARE PART OF OCULAR MOTOR NERVE?

Answer 17

SUPERIOR RECTUS MUSCLE - MEDIAL RECTUS MUSCLE - INFERIOR RECTUS MUSCLE - INFERIOR OBLIQUE MUSCLE

Question 18

WHAT EYE MUSCLES ARE PART OF TROCHLEAR NERVE?

Answer 18

SUPERIOR OBLIQUE MUSCLE

Question 19

WHAT EYE MUSCLES ARE PART OF ABDUCENS NERVE?

Answer 19

LATERAL RECTUS MUSCLE

Question 20

WHAT ARE THE TUNICS (LAYERS) OF THE EYEBALL?

Answer 20

OUTER FIBROUS LAYER - MIDDLE VASCULAR LAYER - INTERNAL LAYER

Question 21

WHAT IS THE OUTER FIBROUS LAYER?

Answer 21

TWO REGIONS - SCLERA / CORNEA

Question 22

WHAT IS THE SCLERA?

Answer 22

WHITE PART OF EYE BALL

Question 23

WHAT DOES THE CORNEA DO?

Answer 23

ADMITS LIGHT INTO EYEBALL

Question 24

WHAT IS THE MIDDLE VASCULAR LAYER?

Answer 24

THREE REGIONS - CHOROID - CILIARY BODY - IRIS

Question 25

WHAT IS THE CHOROID?

Answer 25

PIGMENTED LAYER BEHIND RETINA

Question 26

WHAT IS THE CILIARY BODY?

Answer 26

THICKEND EXTENSION OF CHOROID FORMING MUSCULAR RING AROUND LENSE

Question 27

WHAT IS THE IRIS?

Answer 27

ADJUSTABLE DIAPHRAM CONTROLLING PUPIL DIAMETER AND THE AMMT OF LIGHT ENTERING EYE

Question 28

WHAT IS THE INTERNAL LAYER?

Answer 28

CONTAINS RETINA AND BEGINING OF OPTIC NERVE

Question 29

WHAT ARE OPTICAL COMPONENTS?

Answer 29

TRANSPARENT STRUCTURES THAT ALLOW LIGHT IN AND BENDS LIGHT TO FOCUS IMAGES ON REINA

Question 30

WHAT IS THE OPTIC NERVE RESPONSIBLE FOR?

Answer 30

VISION

Question 31

WHAT ARE THE TYPES OF PHOTO RECEPTORS?

Answer 31

RODS - CONES - RETINAL GANGLION CELLS

Question 32

WHAT DO PHOTO RECEPTORS DO?

Answer 32

ABSORB LIGHTS AND PRODUCE VISUAL IMAGES

Question 33

HOW MANY TYPES OF CONES ARE THERE?

Answer 33

3

Question 34

WHAT ARE THE 3 TYPES OF CONES?

Answer 34

BLUE SENSITIVE - GREEN SENSITIVE - RED SENSITIVE

Question 35

WHAT WAVE LENGTHS DO BLUE SENSITIVE CONES HAVE?

Answer 35

SHORT WAVELENGTHS WITH PEAK SENSITIVITY OF 420NM

Question 36

WHAT WAVE LENGTHS DO GREEN SENSITIVE CONES HAVE?

Answer 36

MEDIUM WAVELENGTHS WITH PEAK SENSITIVITY OF 531NM

Question 37

WHAT WAVE LENGTHS DO RED SENSITIVE CONES HAVE?

Answer 37

LONGEST WAVELENGTHS WITH PEAK SENSITIVITY OF 558NM

Question 38

WHERE DO VISUAL PATHWAYS BEGIN?

Answer 38

PHOTO RECEPTOR CELLS IN POSTERIOR LAYER OF RETINA

Question 39

HOW DO THE PHOTO RECEPTORS WORK?

Answer 39

RELEASE NEUROTRANSMITTER GLUTAMATE WHICH DETERMINES WETHER SYNAPSING BIPOLAR CELLS GET EXCITED