Dog, Comparative, Embryology, & Histology Flashcards
In which of the following domestic animals does the esophagus consists entirely of smooth muscle?
a.cattle
b.goat
c.chicken
d.dog
Chicken
Hydrops occurs most often in which of the following domestic species?
a.cats
b.horses
c.cattle
d.pig
Cattle
Which cells are responsible for the production of enamel?
a.Ameloblasts
b.Odontoblasts
c.Cementoblasts
d.Fibroblasts
Ameloblasts
Which among the following domestic animals have a structure called torus pyloricus in the stomach?
a.Dogs and cats
b.Pig and ruminants
c.Horse
d.Chicken
Pig and ruminants
Which of the following ligaments is broken when spaying a bitch to bring the ovary to the incision site?
a.Proper ligament of the ovary
b.Ovarian ligament
c.Suspensory ligament of the ovary
d.Broad ligament
Suspensory ligament of the ovary
Which of the following structures is present in small ruminants but absent in cattle?
a.renal papillae
b.renal calyces
c.renal pelvis
d.renal cortex
Renal pelvis
In dogs, how many lobes are present in the left lung?
a.1
b.2
c.3
d.4
2
When one can finally see the evidence of the archenteron, the embryo is considered to be a:
a.gastrula
b.morula
c.blastula
d.nuerula
Gastrula
Wobbler syndrome affects which of the following vertebrae?
a.cervical
b.thoracic
c.lumbar
d.sacral
Cervical
Which of the following serves as the cranial boundary of the femoral triangle?
a.gracilis
b.pectineus
c.sartorius
d.biceps femoris
Sartorius
Which of the following muscles is the strongest extensor of the elbow?
a.biceps brachii
b.tensor fascia antebrachii
c.triceps brachii
d.extensor carpi radialis
Triceps brachii
Which stage of embryonic development implants into the uterine wall?
a.Gastrula
b.Zygote
c.Blastula
d.Morula
Blastula
Which of the following lobes of the liver is present in all domestic farm mammals?
a.Papillary process of the caudate lobe
b.Left lateral lobe
c.Right medial lobe
d.Quadrate lobe
Quadrate lobe
The carpus of which domestic species consists of 8 bones?
a.Dog
b.Sheep
c.Pig
d.Cattle
Pig
The floating ribs in chickens are the:
a.first pair of ribs only
b.second pair of ribs only
c.last pair of ribs only
d.both A and C
first pair of ribs only
The embryonic paramesonephric ducts will develop into which of the following structures?
a.Vulva
b.Vagina
c.Ductus deferens
d.Ductus epididymis
Vagina
Hydrops occurs most often in which of the following domestic species?
a.Pig
b.Horse
c.Sheep
d.Cattle
Cattle
In birds, the tarsometatarsal bone is composed of which of the following bones of the pelvic limb?
a.Fused central and distal tarsal bone with metatarsal II-IV bones
b.Distal tarsal bone and proximal end of the metatarsal I bone
c.Fused metatarsal I - V bones
d.All tarsal bones and all metatarsal bones
Fused central and distal tarsal bone with metatarsal II-IV bones
The following adult structures are derivatives of the foregut, except:
a.stomach
b.liver
c.spleen
d.rectum
Rectum
What is the ring of soft horn marking the transition between the skin and the horn?
a.caruncle
b.epikeras
c.tarsal pad
d.rachis
Epikeras
In dogs, the popliteal lymph node is present in the ______.
a.thoracic limb only
b.pelvic limb only
c.both thoracic and pelvic limbs
d.neither of the thoracic nor the pelvic limbs
Pelvic limb only
The formation of the mammalian diaphragm is primarily influenced by the:
a.Septum transversum
b.Septum secundum
c.Septum intermedium
d.Septum primum
Septum transversum
Which of the following domestic species has a firm penis even when not erect?
a.Pig
b.Dog
c.Horse
d.Cat
Pig
Radial nerve innervates the following muscles except:
a.Deltoideus
b.Supinator
c.Anconeus
d.Triceps brachii
Deltoideus
The bulge found between the midbrain and the medulla oblongata is the:
a.pons
b.corpora quadrigemina
c.olfactory bulb
d.thalamus
Pons
Zygomatic glands are buccal glands located medial to the zygomatic arch in:
a.Horse and cattle
b.Cattle and pig
c.Pig and cat
d.Cat and dog
Cat and dog
You need to perform ovariohysterectomy. Which of the following structures should be removed?
a.Ovaries only
b.Ovaries and uterus only
c.Ovaries and oviduct only
d.Ovaries, oviduct, and uterus
Ovaries, oviduct, and uterus
Which of the following muscle is present in horse?
a.Accessory head of the triceps brachii
b.Gluteobiceps
c.Subclavius
d.Cleidocervicalis
Subclavius
Which female animal has an ovulation fossa in the ovary?
a.Mare
b.Sow
c.Doe
d.Hen
Mare
Myenteric plexus is located in which layers of the digestive tract?
a.Tunica muscularis
b.Tunica submucosa
c.Lamina muscularis mucosae
d.Lamina propria
Tunica muscularis
The following animals have fibroelastic-type of penis, EXCEPT:
a.Boar
b.Bull
c.Buck
d.Stallion
Stallion
Nissl bodies in neurons are found in the:
a.Cell body (soma)
b.Axon terminals
c.Axon hillock
d.Anywhere in the neuron
Cell body (soma)
The adult remnant of the ductus arteriosus is the ligamentum arteriosum that connects the:
a.Pulmonary artery and vein
b.Pulmonary trunk and aorta
c.Right and left atria
d.Left and right ventricles
Pulmonary trunk and aorta
Which of the following forms the middle part of each somite?
a.Sclerotome
b.Myotome
c.Syndetome
d.Dermatome
Myotome
The following are classified as epaxial muscles, except:
a.Longus coli
b.Transversospinalis
c.Longissimus
d.Iliocostalis
Longus coli
Barker foal syndrome results from lack of production of pulmonary surfactant by which type of cells?
a.Type I pneumocytes
b.Type II pneumocytes
c.Alveolar macrophages
d.Endothelial cells
Type II pneumocytes
How will you morphologically distinguish lymphocytes from a blood smear?
a.Large, round nucleus with a thin rim of cytoplasm
b.Bilobed nucleus and blue-purple granules
c.Large, kidney-shaped nucleus with abundant cytoplasm
d.Multilobed nucleus and faint purple granules
Large, round nucleus with a thin rim of cytoplasm
Pulvini cervicales is present in the cervix of which female animals?
a.Cow
b.Sow
c.Doe
d.Ewe
Sow
Right atrium:
a.Has pectinate muscles which are the interdigitating crisscross muscle bands
b.Opens at the pulmonary trunk
c.Has chordae tendinae that anchors the cusps of the valve
d.Is where the coronary artery branches out to deliver oxygen to the heart itself
Has pectinate muscles which are the interdigitating crisscross muscle bands
Which part of the hoof is analogous to the epidermis of the skin?
Stratum tectorium
Stratum medium
Stratum internum
Stratum lamellatum
Stratum tectorium