CVM 2024 Question Bank Flashcards
Which is true of the cleidocephalicus in horses?
- a. It consists of the cleidomastoideus and cleidocervicalis.
- b. It consists of the cleidomastoideus.
- c. It consists of the cleidomastoideus and cleido-occipitalis.
- d. It consists of the brachiocephalicus and cleidomastoideus.
B. It consists of the cleidomastoideus.
What artery is the main blood supply to the thoracic limb?
- a. Subclavian artery
- b. Median artery
- c. Axillary artery
- d. Deep brachial artery
- e. Transverse cubital artery
c. Axillary artery
Which of these structures is the most proximal?
a. Supraglenoid tubercle
b. Olecranon tubercle
c. Accessory carpal bone
d. Proximal sesamoid bones
a. Supraglenoid tubercle
Which nerve passes over metacarpal 2 in horses?
a. Medial palmar metacarpal nerve
b. Radial nerve
c. Palmar branch of ulnar nerve
d. Ulnar nerve
a. Medial palmar metacarpal nerve
The serratus ventralis m. is innervated by which nerve(s)?
a. Dorsal branches of thoracic nerves
b. Ventral branches of cervical spinal nerves
c. Long thoracic nerve
d. Cranial pectoral nerves
e. A and B
f. B and C
b. Ventral branches of cervical spinal nerves
c. Long thoracic nerve
Which structure is located in the diaphysis of the humerus?
a. Trochlea
b. Greater tubercle
c. Medial epicondyle
d. Deltoid tuberosity
d. Deltoid tuberosity
Which species would have the least number of intercarpal joints?
a. Bovine
b. Equine
c. Canine
d. Feline
a. Bovine
The superficial digital flexor is connected to the radius by the______.
a. Palmar carpal ligament
b. Proximal check ligament
c. Deep digital flexor
b. Proximal check ligament
Which of the following is not an attachment of the lateral collateral ligament?
a. Lateral epicondyle
b. Coracoid process
c. Annular ligament
d. Coronoid process
b. Coracoid process
What artery does the thoracodorsal nerve run along, and what does it supply?
a. Trapezius
b. Deltoideus
c. Brachialis
d. Latissimus dorsi
d. Latissimus dorsi
What autonomous zone is supplied by the ulnar nerve?
a. Caudal cutaneous antebrachial zone
b. Medial cutaneous antebrachial zone
c. Lateral cutaneous antebrachial zone
d. Cranial cutaneous antebrachial zone
a. Caudal cutaneous antebrachial zone
Which of the following carpal bones are fused in bovine?
a. Radial & intermediate carpal bones
b. Intermediate & ulnar carpal bones
c. Carpal bones 1 & 2
d. Carpal bones 2 & 3
d. Carpal bones 2 & 3
Which of the following attaches to the accessory carpal bone AND the proximal surface of the most lateral metacarpal bone?
a. Flexor carpi radialis
b. Flexor carpi ulnaris
c. Ulnaris lateralis
d. Extensor carpi radialis
c. Ulnaris lateralis
The extensor group in ruminants consists of which of the following? (circle all that apply)
a. Ulnaris lateralis
b. Abductor digiti 1 longus
c. Extensor carpi obliquus
d. Flexor carpi ulnaris
a. Ulnaris lateralis
c. Extensor carpi obliquus
Which autonomous zone is innervated by the ulnar nerve?
a. Medial cutaneous antebrachial
b. Lateral cutaneous antebrachial
c. Cranial cutaneous antebrachial
d. Caudal cutaneous antebrachial
d. Caudal cutaneous antebrachial
Which autonomous zone is innervated by the axillary nerve?
a. Cranial cutaneous antebrachial
b. Lateral cutaneous antebrachial
c. Caudal cutaneous antebrachial
d. Medial cutaneous antebrachial
a. Cranial cutaneous antebrachial
Which autonomous zone is innervated by the musculocutaneous nerve?
a. Lateral cutaneous antebrachial
b. Cranial cutaneous antebrachial
c. Medial cutaneous antebrachial
d. Caudal cutaneous antebrachial
c. Medial cutaneous antebrachial
Which nerve innervates the lateral cutaneous antebrachial autonomous zone?
a. Ulnar nerve
b. Radial nerve
c. Median nerve
d. Subscapular nerve
b. Radial nerve
The ___________ and ___________ are the only two muscles in the thoracic limb that flex the neck laterally.
a. Omotransversarius; trapezius
b. Trapezius; subclavius
c. Omotransversarius; brachiocephalicus
d. Trapezius; brachiocephalicus
c. Omotransversarius; brachiocephalicus
Where does the supraspinatus muscle insert in equines?
a. Greater tubercle
b. Lesser tubercle
c. Both a & b
d. None of the above
c. Both a & b
What is the accessory ligament of the deep digital flexor?
a. Interosseous ligament
b. Distal check ligament
c. Suspensory ligament
d. Flexor manica
b. Distal check ligament
What clinical sign can be observed with rupture of the suspensory ligament?
a. Dropping of the fetlock joint
b. Tip of the hoof points upward
c. Dorsal buckling of the pastern joint
d. Caudal buckling of the pastern joint
a. Dropping of the fetlock joint
When does the medial palmar nerve become medial palmar digital nerve in the horse?
a. Pastern joint
b. Fetlock joint
c. Elbow joint
d. Proximal phalangeal joint
b. Fetlock joint
Which of the following statements about chondroitin sulfate is FALSE:
It is usually attached to proteins in proteoglycan
It is mostly found in cartilage
It is mostly found in bone
It is mostly found in synovial fluid
It is mostly found in synovial fluid
Which of these muscles is NOT innervated by the axillary nerve?
Teres Minor
Teres Major
Tensor Fasciae Antebrachii
Deltoideus
Tensor Fasciae Antebrachii
Which of the following enzymes aids with catabolism of glycogen into glucose molecules?
Glycogen synthase
Glucose-6-phosphatase
Glycosyltransferase
None of the above
Glucose-6-phosphatase
True or False:
qPCR uses reverse transcription to convert a template of RNA into single-stranded DNA
True
When a neuron is damaged in the CNS, which of the following events occur?
Macrophages enter site of injury to digest debris
Shorter internodal segments are formed after axon regrows
Schwann cells divide to bridge gap between ends of damaged axon
Glial cells overgrow and result in glial scarring
Glial cells overgrow and result in glial scarring
The brachial artery branches into all of the following EXCEPT:
Transverse cubital artery
Caudal circumflex humeral artery
Cranial circumflex humeral artery
Bicipital
Caudal circumflex humeral artery
Which branch of the cephalic vein is distal to the branch of the median cubital vein on the limb?
Axillobrachial
Accessory cephalic
Omobrachial
External jugular
Accessory cephalic v.
Generating “wave-function” where a signal starts on a superficial layer of cells and travels deep into the tissue is characteristic of what type of muscle?
Skeletal muscle
Cardiac muscle
Multiunit smooth muscle
Single-unit smooth muscle
Single-unit smooth muscle
In a slide of duodenum at 100x magnification, which of the numbers correctly identifies the nucleus of a Schwann cell?
1
2
3
4

3
Which of the following is most likely observed during the fasting state?
Increased liver glycolysis
Increased amounts of CCK acting on the gallbladder
Increased secretin acting on the gallbladder
Increased adipocyte lipase
Increased adipocyte lipase
Which statement about amino acid digestion is FALSE?
Most amino acids are made with intermediates from the TCA cycle
Adipose tissue converts free fatty acids to acetyl CoA
Insulin stimulates amino acid uptake and protein synthesis
Liver converts acetyl CoA to ketone bodies
Adipose tissue converts free fatty acids to acetyl CoA
Neurotransmitters such as norepinephrine possess all the following characteristics EXCEPT:
Stored in large dense vesicles
Stored in small clear vesicles
Synthesized in the pre-synaptic terminal
Released in response to low stimulation
Stored in large dense vesicles
True or False:
The end plate potential (EPP) is an action potential that releases Ach at the neuromuscular junction.
False- not an AP
Which of the following are responsible for detecting velocity and length of change during muscle contraction?
Sensory afferent neurons in the muscle spindle
Gamma motor neurons in the muscle spindle
Sensory afferent neurons in the golgi tendon organ
Gamma motor neurons in the golgi tendon organ
Sensory afferent neurons in the muscle spindle
During muscle contraction, which of the following events does NOT occur?
Calcium binds to troponin C on thin filaments
Calcium channels are opened due to depolarization of sarcolemma and T-tubules
Calcium binds to tropomyosin C on thin filaments
Calcium is reaccumulated by the sarcoplasmic reticulum
Calcium binds to tropomyosin C on thin filaments
Which of the following hormones acts in a positive feedback loop?
Dopamine
Oxytocin
Vasopressin
Prolactin
Oxytocin
All of the following results in an increased blood volume EXCEPT:
Renin-Angiotensin-Aldosterone System
Natriuretic Peptides
Thirst Center
Arginine Vasopressin
Natriuretic Peptides
Which of the following lipid metabolite pathways produces substances that form an allergic response more potent than that of histamine?
Cyclooxygenase Pathway
Lipooxygenase Pathway
Epoxygenase Pathway
All of the above
Lipooxygenase Pathway
Sphingomyelin contains all of the following components EXCEPT:
Ceramide
PO4
Choline
Glycerol
Glycerol
Which part of the rhomboideus is not seen in carnivores?
Rhomboideus cervicis
Rhomboideus capitis
Rhomboideus thoracic
Carnivores possess all these parts of the rhomboideus
Carnivores possess all these parts of the rhomboideus
In the NMJ, the junctional folds contain (2 answers):
A. Metabotropic receptors
B. Nicotinic receptors
C. Multiple synaptic inputs
D. Glial cells
E. Basement Membrane
B. Nicotinic receptors
E. Basement Membrane
An endplate potential (EPP) is similiar to an action potential (AP) because:
A. Both EPP and AP depolarize the postsynaptic membrane
B. Both EPP and AP are all or none
C. Both EPP and AP lose signal as the depolarization signal moves across the post synaptic membrane.
A. Both EPP and AP depolarize the postsynaptic membrane
In the NMJ, acetylcholine
A. is stored in large, dense vesicles
B. is recycled by the presynaptic neuron
C. is metabolized by the post synaptic basement membrane
D. Activates voltage gated sodium channels
B. is recycled by the presynaptic neuron
T or F:
More than one type of NT can be released on the cell body of an alpha motor neuron.
True
What is the definition of a motor unit?
A. It is one muscle fiber and all of its synapses from an alpha motor neuron
B. It is one alphamotor neuron and all the muscle fibers it contacts
C. It is all the motor neurons that contact a single muscle
D. It is all motor neurons and all fibers within a single muslce
B. It is one alphamotor neuron and all the muscle fibers it contacts