Final Exam: TA Questions from Powerpoints

Question 1

T/F

when collecting samples from the skin, you only want to include affected tissue so you can have more to look at what might be occurring.

Answer 1

FALSE

Question 2

What are two neoplasms you may develop from UV light exposure?

Answer 2

Squamous cell carcinoma

and

Hemangioma/ Hemangiosarcoma

Question 3

Papules are indicative of what pathological process in particular?

Answer 3

Inflammation and Repair

Question 4

You see a nodular mass. What could be the possible causes?

Answer 4

Neoplasm

Granulation

or

Inflammation

Question 5

A lamb presents with crusting in sparsely haired and pigmented regions around its mouth, eyes, and ears.

What could account for these lesions?

Answer 5

Pox virus

Photosensitization

Dermatophilus

Vesicular Disease

Question 6

See an animal with well demarcated lesions that

seem to follow a geometric pattern.

What is the most likely pathological process?

Answer 6

Circulatory disorders

Question 7

You see an animal that appears to have lesions from UV light exposure. The presence of which of the following would indicate chronic exposure over acute exposure?

Dermal fibrosis

Comedones

Dermal elastosis

Epidermal hyperplasia

Answer 7

ALL OF THE ABOVE indicate chronic exposure

Question 8

What is the difference between folliculitis and furunculosis?

Answer 8

Folliculitis is inflammation of the follicle

Furunculosis is rupture* of the follicle*

Question 9

What is intradermal skin testing used to diagnose?

Answer 9

ATOPY!

Type 1 Hypersensitivity reactions to environmental antigens

Question 10

A dog presents with abnormalities on his dorsal nose and nasal planum. There is erythema and crusting.

A histological sample shows interface dermatitis. What do you think this is?

Answer 10

Discoid Lupus

Question 11

A koala has albinism. What is the MDx?

Answer 11

Leukoderma and Leukotrichia

Question 12

A horse presents with a nodular/ plaque-like lesion on its front shoulder. What is your most likely Dx if you know that the etiology is Bovine Papillomavirus?

Answer 12

Equine Sarcoid

(neoplasia)

Question 13

A dog presents with ringworm-like lesions. What diseases

MUST be on your DDx?

Answer 13

Ringworm (Dermatophytosis)

Demodex

Superficial spreading pyoderma

all are grossly indistinguishable

Question 14

In a french bulldog, what kind of skin disease are you most concerned about?

Answer 14

Intertrigo

(skin fold pyoderma)

Question 15

You have a dog that comes with a dermatitis around his mouth and also seems to affect the tongue. You suspect it is a reaction of exposure to a plastic in his food bowl. What do you think is happening?

Answer 15

Contact dermatitis

Question 16

You have a horse that presents with monensin toxicity. The histopathology of the horses skeletal muscle is below. What kind of degeneration and necrosis would this be classified as?

Answer 16

MONOPHASIC

Question 17

T/F:

It is normal for young animals to have pale colored muscles

Answer 17

TRUE

Question 18

Other than young age, paleness in the muscle can be due to

________ of the muscle. Look to see if it is the same color as

fat surrounding

Answer 18

steatosis

Question 19

What might cause a cow to become a “downer cow”?

Answer 19

Hypocalcemia

Traumatic nerve damage

Bacterial mastitis

Retained placenta

Polioencephalomalacia

Question 20

T/F:

Muscles can undergo hyperplasia

Answer 20

FALSE

Question 21

T/F:

Muscles can undergo hypoplasia

Answer 21

TRUE

Question 22

Damage to the left recurrent laryngeal nerve causes atrophy of

what muscle?

Answer 22

Left cricoarytenoideus dorsalis muscle