Exam 3 Review Flashcards
Which one of the following is a function of sertoli cells?
Nurse cells for sperm germinal cells
What of the following procedures is not performed in a “gomer” bull?
Castration
The sum of all the physical and chemical processes by which living substance is produced, maintained, and transformed into energy for use by the organism defines which of the following
terms?
Metabolism
All of The following structures are found in the scrotum except?
Urethra
What is the name of the cycle in which glucose metabolism yields pyruvate and ATP
Glycolysis
The conversion of a six-carbon sugar to two, three-carbon molecules and a small amount of
energy, happens in what structure in the cell?
Cytosol
What is the function of the osteocyte?
Build bone tissue and facilitate calcium storage in bones.
What is the name of the metabolic cycle that occurs in mitochondria and utilizes acetly-
coenzyme-A as the starting material or substrate?
Tricarboxylic acid (TCA) cycle
Which hormone stimulates testosterone release from cells in the testis?
Luteinizing hormone
Colostrum ingestion in domestic animals’ first few hours of life is critical to provide what
type of immunity?
Passive
In what form is glucose stored in muscle?
Glycogen
In which part of the male reproductive system do sperm cells complete their maturation?
Epididymis
Which of the following accumulates in muscle during high levels of muscular activity when
oxygen levels are low?
Lactic Acid
The sigmoid flexure is a part of the male anatomy in which species?
Cattle
GnRH acts directly on the ___________to cause a release of __________?
Anterior Pituitary, LH
Which two hormones directly control the movement of calcium in and out of bones?
Calcitonin and parathyroid hormone
Which species of animals do we consider seasonally polyestrus with lengthening days?
Equine
PTH increases osteoclast activity and inhibits osteoblast activity and is triggered by which of
the following?
Low Serum Calcium
Why is bovine scrotal circumference important to use as part of a replacement bull selection
plan?
Progeny will develop puberty more quickly
Which two species of animals have sperm that is characterized as Low Volume/High
Concentration?
Bovine/Ovine
Which of the following is not an important thermo regulatory mechanism in animals to
control body temperature?
Separation
A vitamin D deficiency can cause soft bones and is also called?
Rickets
Which enzyme below can be found in saliva and secreted by the pancreas?
Amylase
What is the function of the Leydig cells of the testes?
Testosterone production
The facial expression animals use to move air across the vomeronasal organ is call?
Flehmen
What is the function of the “countercurrent heat exchange” in the horse?
Heat Conservation
Which of the following is not an indication or sign that a body part is inflamed?
Increased nerve conduction speed
Which of the following is responsible for attracting macrophages or PMN neutrophils to the
site of inflammation?
Chemokines (cytokines
Which of the following is a wether
Castrated male sheep or goat
What is the name of a chemical signal that triggers a natural response to another member of
the same species?
Pheromone
What type of fat tissue produces more heat and less ATP than “white” fat?
Brown
Where is the “heat control center” in the animal’s body?
Hypothalamus of the brain
All of the following are physiologic responses to stress except:
Triggers a decrease in energy demand
Through which mechanism is the highest amount of water lost by an animal?
Feces
Synthetic Prostaglandin F2α can aid food animal and equine practice by all of the following
except:
Prolonging the life of the Corpus Luteum
