Chapter 19

Question 1

Changes in the external and internal environment are called?

Answer 1

STIMULI

Question 2

What type of receptor is found in the mucous membranes?

Answer 2

Exteroceptors

Question 3

What type of receptor is found in the smooth muscle of organs?

Answer 3

Interoceptors

Question 4

Where are proprioceptors found?

Answer 4

JOINTS

Question 5

Conscious awareness of incoming sensory information is called?

Answer 5

SENSATION

Question 6

The usual location of free nerve endings is in?

Answer 6

the papillary layer of the dermis

Question 7

Which of the following structures contain exteroceptors?

Answer 7

skin

Question 8

Which type of receptors do not exhibit adaptation?

Answer 8

Bulbous corpuscles

Question 9

Specific types of receptors called ______ detect stimuli in the internal organs.

Answer 9

Interoceptors

Question 10

Which of these statements are correct regarding olfaction?

Answer 10

Odor molecules must be dissolved in mucus to be detected. Olfaction refers to the sense of smell.

Question 11

What type of receptors make one aware of body positioning?

Answer 11

Proprioceptors

Question 12

Free nerve endings are terminal branches of ______.

Answer 12

DENDRITES

Question 13

What type of phasic receptors detect light touch, shapes, and textures?

Answer 13

TACTILE RECEPTORS

Question 14

Olfaction is also known as?

Answer 14

SMELL

Question 15

Which type of receptor is found in skeletal muscles, tendons, and joint capsules?

Answer 15

PROPRIOCEPTORS

Question 16

Olfactory receptor cells are?

Answer 16

BIPOLAR NEURONS

Question 17

There are five basic taste sensations and ______ different primary odors.

Answer 17

8

Question 18

Neurons in the olfactory bulb travel through the olfactory ______ to the brain.

Answer 18

TRACT

Question 19

Which taste sensation is described as savory?

Answer 19

UMAMI

Question 20

Axons of olfactory receptor cells form fascicles in the?

Answer 20

OLFACTORY NERVE

Question 21

Camphorous, fishy, malty, minty, musky and sweaty are examples of?

Answer 21

PRIMARY ODOR

Question 22

The primary olfactory cortex is located in the?

Answer 22

TEMPORAL LOBE OF CEREBRUM

Question 23

Which are basic taste sensations?

Answer 23

UMAMI, SOUR AND SWEET

Question 24

The primary gustatory cortex is in the?

Answer 24

INSULA OF CEREBRUM

Question 25

How much of the eye is receded into the orbit?

Answer 25

80%

Question 26

What causes Trachoma, a type of conjunctivitis?

Answer 26

Chlamydia

Question 27

Which cranial nerve innervates the posterior 1/3 of the tongue?

Answer 27

GLOSSOPHARYNGEAL CNIX

Question 28

The fat surrounding the eye is called?

Answer 28

ORBITAL FAT

Question 29

What structure contains the highest concentration of cones?

Answer 29

A

Question 30

Pink eye is also called?

Answer 30

conjunctivitis

Question 31

What region of the eye contains the ciliary body?

Answer 31

B

Question 32

Which of the following are a part of the fibrous tunic?

Answer 32

CORNEA AND SCLERA

Question 33

The limbus is the junction between the sclera and?

Answer 33

CORNEA

Question 34

What structure makes up the posterior portion of the fibrous tunic?

Answer 34

SCLERA

Question 35

The sclera is made out of?

Answer 35

DENSE CONNECTIVE TISSUE

Question 36

Which is true of the cornea?

Answer 36

AVASCULAR

Question 37

Order the structures of the vascular tunic from anterior to posterior.

Answer 37

iris, ciliary body, and choroid.

Question 38

What is the name of the outermost tunic of the eye?

Answer 38

FIBROUS TUNIC

Question 39

What is the largest structure of the vascular tunic?

Answer 39

CHOROID

Question 40

Which layer of the eye contains the blood and lymph vessels?

Answer 40

VASCULAR TUNIC

Question 41

The ligaments that connect the ciliary body to the lens are the?

Answer 41

SUSPENSORY

Question 42

The iris is continuous with the?

Answer 42

CILIARY BODY

Question 43

The sphincter pupillae is controlled by the ______ division of the nervous system.

Answer 43

parasympathetic

Question 44

What structure is filled with pigment from melanocytes?

Answer 44

CHOROID

Question 45

The ciliary body is composed of?

Answer 45

ciliary muscles and ciliary processes

Question 46

Where are the photoreceptors located?

Answer 46

RETINA

Question 47

What type of photoreceptors detect color?

Answer 47

CONES

Question 48

The sphincter pupillae ______ the pupil.

Answer 48

CONSTRICTS

Question 49

The optic disc is associated with?

Answer 49

CN II

Question 50

Order these structures from superficial to deep.

Answer 50

SCLERA, CHOROID, PIGMENT LAYER, NEURAL LAYER

Question 51

What structure focuses incoming light onto the retina?

Answer 51

LENS

Question 52

Which are activated by high-intensity light?

Answer 52

CONES

Question 53

What structure creates the 'blind spot'?

Answer 53

OPTIC DISC

Question 54

What chamber is between the iris and cornea?

Answer 54

ANTERIOR CHAMBER

Question 55

What is the space behind the lens called?

Answer 55

POSTERIOR CAVITY

Question 56

Where are the photoreceptors located?

Answer 56

In the neural layer of the retina

Question 57

Order the regions of the ear from lateral to medial.

Answer 57

EXTERNAL, LATERAL AND MEDIAL

Question 58

The suspensory ligaments connect the ______ to the ciliary muscles.

Answer 58

LENS

Question 59

What is another name for the ear drum?

Answer 59

TYMPANIC MEMBRANE

Question 60

The tympanic cavity is filled with?

Answer 60

AIR

Question 61

What structure is the dividing line between the anterior and posterior chambers?

Answer 61

IRIS

Question 62

The inner ear is located in the?

Answer 62

TEMPORAL BONE

Question 63

In the eye, the ______ humor is gelatinous.

Answer 63

VITREOUS

Question 64

What type of fluid is found in region A?

Answer 64

Perilymph

Question 65

The cartilaginous portion of the external ear is called the?

Answer 65

AURICLE

Question 66

Endolymph has a ______ sodium and ______ potassium concentration.

Answer 66

LOW, HIGH

Question 67

Which of the following are correct names for the tube that connects the middle ear to the nasopharynx?

Answer 67

Pharyngotympanic, Eustachian tube, Auditory tube

Question 68

Which of the following are functions of the inner ear?

Answer 68

HEARING

Question 69

The vestibule contains two structures, the utricle and?

Answer 69

SACCULE

Question 70

Where is the cochlea located?

Answer 70

INNER EAR

Question 71

Which chamber within the ear is most superior?

Answer 71

SCALA VESTIBULI

Question 72

Otitis media is an infection of the?

Answer 72

MIDDLE EAR

Question 73

The roof of the cochlear duct is formed by the?

Answer 73

VESTIBULAR MEMBRANE

Question 74

What type of tumor can be caused by mobile phones or loud music?

Answer 74

Acoustic neuroma

Question 75

Which of the following are true of an acoustic neuroma?

Answer 75

It is a benign tumor.