my test 3

Question 1

structure in the eye produces the aqueous humor and helps modulate the shape of the lens

Answer 1

ciliary body

Question 2

describe congential heart defect that would result in mixing of oxygen rich and oxygen poor blood if left untreated

Answer 2

atrial septal defect

Question 3

two stimuli that can activate a noiciceptor

Answer 3

pain
chemicals

Question 4

real function of the spleen

Answer 4

removes waste and regulates blood cells

Question 5

auditory ossicle articulates directly with the oval window

Answer 5

stapes

Question 6

location where you would expect to find a baroreceptor

Answer 6

carotid sinus

Question 7

specific type of leukocyte produces antibodies

Answer 7

b cell

Question 8

blood flow through capillary beds can be controlled

Answer 8

constriction of arterioles

Question 9

one potential cause of anemia

Answer 9

low iron content in the blood

Question 10

gland requires iodine to synthesize its hormones

Answer 10

thyroid gland

Question 11

ex of an elastic artery

Answer 11

aorta

Question 12

where in body is insulin produced

Answer 12

islets of langerhans in the pancreas by beta cells

Question 13

specific structure in the orbit that produces tears

Answer 13

lacrimal gland

Question 14

valve that prevents backflow of blood from the left ventricle into the left atrium

Answer 14

bicuspid valve

Question 15

cranial nerves that innervates taste buds

Answer 15

facial nerve
vagus nerve

Question 16

tastants must be dissolved in saliva before they can stimulate

Answer 16

receptors on gustatory cells

Question 17

bitter receptors are involved in trigerring immune responses in areas like

Answer 17

trachea and lungs

Question 18

taste is complex perception that integrates

Answer 18

olfactory
tactile
thermal
gustatory stimuli

Question 19

gustatory cells are epithelial cells that release

Answer 19

chemical signals onto sensory neurons

Question 20

thermoreceptors are great examples of

Answer 20

phasic receptors

Question 21

patient is suffering from heart attack it is common to perceive pain in the left arm

Answer 21

multiple first order neurons converging on the same second order neurons

Question 22

structure for the primary pacemaker of the heart

Answer 22

sinoatrial sa node

Question 23

adaptive phasic receptor consists of coiled branching dendrites surrounded by a fibrous capsule and modified swann cells, enabling it to respond to light touch, movement and vibration

Answer 23

tactile meissners corpuscle

Question 24

platelets are formed

Answer 24

through fragmentation of megakaryocytes

Question 25

adrenal glands produce each of the following hormones

Answer 25

testosterone epinephrine aldosterone cortisol

Question 26

siginificatn processing of visual info occurs within the

Answer 26

retina itself

Question 27

posterior to the lens the eye is filled with a gelatinous fluid called the

Answer 27

vitreous humor

Question 28

no photoreceptors present at the

Answer 28

optic disc of the retina

Question 29

most of the eys anterior surface is covered by the

Answer 29

bulbar ocular conjunctiva

Question 30

hypophyseal portal system carries neurohormones from the hypothalamus to their targets in the

Answer 30

anterior lobe of the pituitary

Question 31

the tunica intima is composed of

Answer 31

simple squamous epithelium

Question 32

leukocyte is the most abundant in the blood

Answer 32

neutrophil

Question 33

expect to find a network of fenestrated capillaries

Answer 33

choroid plexus small intestine anterior pituitary kidney

Question 34

ampullary crests and their associated ampullary cupulae can be found in the

Answer 34

semicurcular ducts

Question 35

spiral organ of corti can be found

Answer 35

within the cochlear duct of the cochlea

Question 36

spiral organ of corti basilar membrane is more sensitive to

Answer 36

high frequency sounds near the oval window

Question 37

spiral organ of corti initiates a signal that is processed by

Answer 37

the auditory cortices on both sides of the brain

Question 38

organ of corti hair cells possess

Answer 38

sterocillia which are bent against the tectorial membrane

Question 39

which erythrocyte surface antigen is involved in erythroblastosis fetalis

Answer 39

Rh

Question 40

sensation regardless of the initial stimulus type, all receptors must

Answer 40

convert their stimuli into electrical signals

Question 41

sensation receptors for general senses are found

Answer 41

widespread throughout the body

Question 42

sensation receptor typically responds only to certain types of

Answer 42

stimuli

Question 43

special sensation convey info to the brain utilizing

Answer 43

cranial nerves

Question 44

which of the following is caused by a leaky heart valve that allows for backflow of blood

Answer 44

heart murmur

Question 45

following return lymph to the general circulation by draining it into the subclavian veins

Answer 45

lymphatic ducts

Question 46

lymph nodes contain germinal centers in the cortex for the proliferation of

Answer 46

b cells

Question 47

lymph nodes are common sites for lymphocytes to

Answer 47

encounter pathogens

Question 48

lymph nodes are concentrated in

Answer 48

cervical, axillary, and inguinal regions

Question 49

lymph nodes house macrophages that

Answer 49

help remove cellular debris from the lymph

Question 50

pulmonary arteries carry blood to the lungs from the

Answer 50

right ventricle

Question 51

olfactory sensory neurons send axons through

Answer 51

cribriform foramina to the olfactory bulbs of the brain

Question 52

at any given time, approximately 65% of the bodys blood can be found within

Answer 52

systemic veins and venules

Question 53

where are t cells tested for immunocompetence and self tolerance before being released into the circulation

Answer 53

thymus

Question 54

muscle contracts to help close the eyelids

Answer 54

orbicularis oculi

Question 55

during central adaption interneurons along the

Answer 55

sensory pathway are inhibited

Question 56

papillary muscles and chordae tendineae are directly associated with the

Answer 56

tricuspid and bicuspid atrioventricular valves

Question 57

release hormones that help to regulate blood calcium levels

Answer 57

kidneys thryoid gland parathyroid glands

Question 58

anteriory pituitary secretes

Answer 58

Prolactin growth hormone follicle stimulating hormone thyroid stimulating hromone

Question 59

which cells in the retina are able to detect photons in low light environments

Answer 59

rods

Question 60

synthesize of hb is dependent on

Answer 60

iron

Question 61

hb assists in transporting carbon dioxide in the

Answer 61

blood

Question 62

one hB can bind up to

Answer 62

4 molecules of oxygen

Question 63

hb is the most abudndent protein in

Answer 63

erythrocytes

Question 64

myocardium of the heart consists of muscle fibers connected by

Answer 64

intercalated discs

Question 65

basilar artery connects the

Answer 65

vertebral arteries to the cerebral arterial circle

Question 66

order of structures that light passes through as it enters the eye

Answer 66

cornea pupil lens retina

Question 67

internal jugular and vertebral veins collect oxygen poor blood from

Answer 67

dural sinuses around the brain

Question 68

hormone is synthesized in follicles full of colloid

Answer 68

thyroxine TX/T4