Penn Foster Anatomy and Physiology
for Vet Techs with Complete Solutions
_______ glands are found in the paw pads of many animals. - ANSWER-Exocrine
sweat
A cat sustained a skin injury to the left limb that could not be adequately repaired by
surgical closure. Which of the following is the type of tissue that will form in the healing
process of the cat's skin? - ANSWER-Granulation tissue
A cat was diagnosed with intervertebral disc disease. The degenerated nucleus
propulsus common in this ailment is located in fibrocartilage that separates what aspect
of the adjacent vertebrae? - ANSWER-Body
A codon represents - ANSWER-an amino acid.
A mouse was startled by the approach of a large cat, vocalized, then ran. What control
mechanism causes release of adrenal hormone mediating the mouse's fight-or-flight
response? - ANSWER-Sympathetic nervous stimulation
A pigeon in a bird shop's collection began to have distinctive and unusual white streaks
across the tail feathers. The owner indicated that the bird had a previous bacterial
infection. What is the name for the white streaks on the bird's tail feathers? - ANSWER-
Fault bars
A reflex arc commonly used to assess the depth of anesthesia is a _______ reflex. -
ANSWER-pupillary light
A sign of inner ear infection in cats includes loss of balance, head tilting, and
disorientation. Abnormalities in which of the following anatomic structures of the ear are
associated with this observation? - ANSWER-Vestibule
Abdominal muscles are involved in all of the following actions except - ANSWER-back
extension.
After a dog eats, the stomach contents are acted upon by gastric acids then move into
the intestine. What hormone is responsible for the intestine's ability to neutralize the
acidic stomach contents? - ANSWER-Secretin
Although rare, diabetes insipidus can occur in dogs and is caused by a deficiency in
antidiuretic hormone (ADH). Given the effect of ADH, what is the effect of an ADH
deficiency on urine production? - ANSWER-Polyuria
, An action potential can be described as - ANSWER-a large change in electrical charge
from negative to positive inside the cell.
An animal with 7 cervical, 13 thoracic, and 6 lumbar vertebrae usually has _______
pairs of ribs. - ANSWER-13
An example of a macroscopic anatomic part is a/an - ANSWER-muscle.
An influx of _______ into the synaptic knob causes vesicles containing
neurotransmitters to fuse with the knob's cellular membrane. - ANSWER-calcium
Another name for somatotropic hormone is - ANSWER-growth hormone.
Approximately 80 percent of the dermis consists of _______ connective tissue. -
ANSWER-dense irregular
Based on your understanding of the term superficial, where would you expect the
superficial digital flexor tendon in a horse's leg to be found, relative to the deep digital
flexor? - ANSWER-It would be closer to the skin than the deep digital flexor tendon.
Birds have a higher visual acuity than most mammals. What feature of avian retinal
cones accounts for the higher visual acuity? - ANSWER-A single cone connects with a
bipolar nerve cell
Blood vessels pass through countless tiny channels in the bone called - ANSWER-
Volkmann's canals.
Calcitonin is a hormone - ANSWER-that functions to prevent hypercalcemia.
Calcitonin secreted by the thyroid gland in mammals increases bone calcium content
but decreases blood calcium. What gland or structure secretes calcitonin in lizards? -
ANSWER-Ultimobranchial bodies
Cartilage is which type of tissue? - ANSWER-Connective
Cells in the _______ begin to fill with keratohyaline and lamellated granules that lead to
the degeneration of nuclei and other organelles and ultimate cell death. - ANSWER-
stratum granulosum
Cells that support neurons structurally and functionally are called - ANSWER-neuroglia.
Centrioles play an important role during what process? - ANSWER-Cell division
Choose the correct term for the visceral skeletal bone of cattle that support the heart
valves. - ANSWER-Os cordis
for Vet Techs with Complete Solutions
_______ glands are found in the paw pads of many animals. - ANSWER-Exocrine
sweat
A cat sustained a skin injury to the left limb that could not be adequately repaired by
surgical closure. Which of the following is the type of tissue that will form in the healing
process of the cat's skin? - ANSWER-Granulation tissue
A cat was diagnosed with intervertebral disc disease. The degenerated nucleus
propulsus common in this ailment is located in fibrocartilage that separates what aspect
of the adjacent vertebrae? - ANSWER-Body
A codon represents - ANSWER-an amino acid.
A mouse was startled by the approach of a large cat, vocalized, then ran. What control
mechanism causes release of adrenal hormone mediating the mouse's fight-or-flight
response? - ANSWER-Sympathetic nervous stimulation
A pigeon in a bird shop's collection began to have distinctive and unusual white streaks
across the tail feathers. The owner indicated that the bird had a previous bacterial
infection. What is the name for the white streaks on the bird's tail feathers? - ANSWER-
Fault bars
A reflex arc commonly used to assess the depth of anesthesia is a _______ reflex. -
ANSWER-pupillary light
A sign of inner ear infection in cats includes loss of balance, head tilting, and
disorientation. Abnormalities in which of the following anatomic structures of the ear are
associated with this observation? - ANSWER-Vestibule
Abdominal muscles are involved in all of the following actions except - ANSWER-back
extension.
After a dog eats, the stomach contents are acted upon by gastric acids then move into
the intestine. What hormone is responsible for the intestine's ability to neutralize the
acidic stomach contents? - ANSWER-Secretin
Although rare, diabetes insipidus can occur in dogs and is caused by a deficiency in
antidiuretic hormone (ADH). Given the effect of ADH, what is the effect of an ADH
deficiency on urine production? - ANSWER-Polyuria
, An action potential can be described as - ANSWER-a large change in electrical charge
from negative to positive inside the cell.
An animal with 7 cervical, 13 thoracic, and 6 lumbar vertebrae usually has _______
pairs of ribs. - ANSWER-13
An example of a macroscopic anatomic part is a/an - ANSWER-muscle.
An influx of _______ into the synaptic knob causes vesicles containing
neurotransmitters to fuse with the knob's cellular membrane. - ANSWER-calcium
Another name for somatotropic hormone is - ANSWER-growth hormone.
Approximately 80 percent of the dermis consists of _______ connective tissue. -
ANSWER-dense irregular
Based on your understanding of the term superficial, where would you expect the
superficial digital flexor tendon in a horse's leg to be found, relative to the deep digital
flexor? - ANSWER-It would be closer to the skin than the deep digital flexor tendon.
Birds have a higher visual acuity than most mammals. What feature of avian retinal
cones accounts for the higher visual acuity? - ANSWER-A single cone connects with a
bipolar nerve cell
Blood vessels pass through countless tiny channels in the bone called - ANSWER-
Volkmann's canals.
Calcitonin is a hormone - ANSWER-that functions to prevent hypercalcemia.
Calcitonin secreted by the thyroid gland in mammals increases bone calcium content
but decreases blood calcium. What gland or structure secretes calcitonin in lizards? -
ANSWER-Ultimobranchial bodies
Cartilage is which type of tissue? - ANSWER-Connective
Cells in the _______ begin to fill with keratohyaline and lamellated granules that lead to
the degeneration of nuclei and other organelles and ultimate cell death. - ANSWER-
stratum granulosum
Cells that support neurons structurally and functionally are called - ANSWER-neuroglia.
Centrioles play an important role during what process? - ANSWER-Cell division
Choose the correct term for the visceral skeletal bone of cattle that support the heart
valves. - ANSWER-Os cordis
