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Anatomy 100 Concepts > 61-100 > Flashcards

61-100 Flashcards

1
Q

What is cryptorchism?

A

undescended testicles due to failure of descent into scrotum

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2
Q

Where can an undescended testicle be found?

A

in the abdominal cavity or in the inguinal canal

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3
Q

where is the internal urethral sphincter?

A

neck of the bladder

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4
Q

what innervation does the internal urethral sphincter have?

A

sympathetic innervation

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5
Q

what innervation does the external urethral sphincter have?

A

pudendal nerve

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6
Q

where is the external urethral sphincter?

A

surrounds the membranous part of urethra

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7
Q

Where do the testis and epididymis lymphatics drain to?

A

lumbar lymph nodes

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8
Q

Where does the scrotum lymphatics drain to?

A

superficial inguinal nodes.

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9
Q

Where does the anal canal lymphatics above the pectinate line drain?

A

internal iliac nodes

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10
Q

Where does the anal canal lymphatics under the pectinate line drain?

A

superficial inguinal nodes

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11
Q

what are the parts of the uterine tube?

A

uterus, isthmus, ampulla, infundibulum

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12
Q

Where does the uterus open to?

A

opens to the uterine cavity

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13
Q

what is the isthmus?

A

narrowest part of tube

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14
Q

what is the ampulla?

A

medial continuation of the infundibulummakes up half of uterine tubesite of fertilization

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15
Q

What is the infundibulum?

A

has fimbriaereceives oocyte at ovulation

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16
Q

What artery supplies the uterus?

A

uterine artery of interna iliac artery

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17
Q

a fracture of the anterior cranial fossa occurs in what bone?

A

ethmoid bone, cribriform plate

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18
Q

When the pterion fractures, what type of hematoma is seen? What artery is damaged?

A

epidural hematoma, middle meningeal artery

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19
Q

What is Scaphocephaly?

A

its when there is premature closure of the sagittal suture;the result is long, narrow, wedge-shaped cranium.

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20
Q

What is oxycephaly?

A

premature closure of the coronal suture; results in high, tower cranium.

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21
Q

What is plagiocephaly?

A

twisted and asymmetrical cranium, premature closure of thee coronal or lamboid suture on one side only

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22
Q

What are the two structures that pass through the Cavernous Sinus?

A

abducens nerve, internal carotid artery

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23
Q

what are the two structures that pass lateral to the cavernous sinus?

A

oculomotor nervetrochlear nerve

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24
Q

What gives sensory innervation to the face?

A

trigeminal nerve

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25
Q

What nerve gives motor innervation to the muscles of expression of the face?

A

Facial

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26
Q

What gives sensation to the anterior 2/3 of the tongue?

A

lingual nerve from trigeminal

27
Q

What nerve acts on the submandibular and sublingual gland so that they may secrete their contents?

A

Facial nerve acts as secretomotor on these glands

28
Q

What nerve makes the lacrimal gland and the nasal glands secrete its contents?

A

Facial nerve

29
Q

What layer of the scalp is more predisposed to bacterial infection and could cause that infection to spread?

A

Loose areolar tissue

30
Q

What layer of the scalp contains all the blood vessels and nerves?

A

Connective tissue (dense) layer

31
Q

What are two opthalmic veins?

A

Superior/Inferior opthalmic vein

32
Q

Where do both opthalmic veins drain into?

A

They both pass posterior to the superior orbital fissure and drain into the cavernous sinus

33
Q

With what other vein does the ophthalmic vein communicate anteriorly with?

A

it communicates with the angular facial vein

34
Q

Through what structure does the inferior opthalmic vein pass through to communicate with the pterygoid plexus?

A

Inferior opthalmic vein passes through the inferior orbital fissure

35
Q

What is Bell’s Palsy?

A

facial muscles paralyzed on one side of the face due to injury to facial nerve

36
Q

What is epistaxis? Where does it occur?

A

epistaxis is a nosebleed. It occurs in the anterior nasal septum. Due to branches of the sphenopalatine, anterior ethmoidal

37
Q

What will a patient with Bell’s Palsy present with?

A

inability to close lips and eyelid of affected side, dry eye on affected side, loss of taste in anterior 2/3, loss of submandibular & sublingual glands.

38
Q

What movement does the lateral pterygoid do?

A

protrusion of the mandibule

39
Q

What does the medial pterygoid and masseter do?

A

it causes elevation of the mandibule

40
Q

What does the Temporalis muscle do?

A

it elevates and retracts the mandibule

41
Q

What will be noticeable if there is damage to the hypoglossal nerve?

A

the unaffected genioglossus will pull the extended tongue to the affected side

42
Q

What duct goes into the buccinator muscle?

A

parotid duct

43
Q

What is the blood supply to the tonsils?

A

thee tonsillar branch of facial artery

44
Q

What innervates the soft palate or tonsils?

A

branches of 9 and 10

45
Q

What nerve if damaged will cause a loss of the gag reflex?

A

glossopharyngeal nerve

46
Q

What is lost if there is damage to the glossopharyngeal nerve?

A

posterior 1/3 of tongue loses sensation and taste

47
Q

Where cant a patient look if the lateral rectus is damaged?

A

directly laterally

48
Q

where cant a patient look if medial rectus is damaged?

A

medially

49
Q

where cant a patient look if the superior rectus is damaged?

A

laterally and then superiorly

50
Q

where cant a patient look if the inferior rectus is damaged?

A

laterally and then inferiorly

51
Q

where cant a patient look if the superior oblique is damaged?

A

medially and then inferiorly

52
Q

where cant a patient look if the inferior oblique is damaged?

A

medially and then superiorly

53
Q

What will you see in a patient with Oculomotor nerve palsy?

A

ptosisdilation of pupileye abducted and depressed (down and out)

54
Q

What is a Blow-out fracture?

A

fracture of the orbital floor by blunt trauma and can possibly damage inferior rectus, infraorbital nerve and infraorbital artery

55
Q

What two nerves are involved in the corneal reflex?

A

V1 - sensory through opthalmicfacial nerve - motor through orbicularis occuli

56
Q

What is Horner Syndrome?

A

interruption of ascending preganglionic sympathetic fibers between thoracic spinal cord and superior cervical ganglion.

57
Q

what will a patient with horner syndrome present with?

A

constriction of pupilptosisanhydrosis

58
Q

What is trochlear nerve palsy?

A

paralysis of the superior oblique muscle

59
Q

where cant a patient with trochlear nerve palsy look?

A

infero-medially (patient will look supero-laterally)

60
Q

What will occur in Abducens Nerve Palsy?

A

paralysis of lateral rectus, or inability to abduct the eye (pt has affected eye adducted)

61
Q

What happens in Otitis Media?

A

diminished hearing due to pressure in eardrumaltered taste due to affected chorda tympani

62
Q

Perforation of the tympanic membrane leads to what?

A

deafness, damage to chorda tympani (loss of taste ant 2/3 of tongue)

63
Q

What is the abductor of the larynx?

A

posterior cricoarytenoid

Anatomy 100 Concepts (4 decks)

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