Exam 3 Review Flashcards

1
Q

Which one of the following is a function of sertoli cells?

A

Nurse cells for sperm germinal cells

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2
Q

What of the following procedures is not performed in a “gomer” bull?

A

Castration

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3
Q

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?

A

Metabolism

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4
Q

All of The following structures are found in the scrotum except?

A

Urethra

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5
Q

What is the name of the cycle in which glucose metabolism yields pyruvate and ATP

A

Glycolysis

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6
Q

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?

A

Cytosol

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7
Q

What is the function of the osteocyte?

A

Build bone tissue and facilitate calcium storage in bones.

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8
Q

What is the name of the metabolic cycle that occurs in mitochondria and utilizes acetly-
coenzyme-A as the starting material or substrate?

A

Tricarboxylic acid (TCA) cycle

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9
Q

Which hormone stimulates testosterone release from cells in the testis?

A

Luteinizing hormone

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10
Q

Colostrum ingestion in domestic animals’ first few hours of life is critical to provide what
type of immunity?

A

Passive

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11
Q

In what form is glucose stored in muscle?

A

Glycogen

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12
Q

In which part of the male reproductive system do sperm cells complete their maturation?

A

Epididymis

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13
Q

Which of the following accumulates in muscle during high levels of muscular activity when
oxygen levels are low?

A

Lactic Acid

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14
Q

The sigmoid flexure is a part of the male anatomy in which species?

A

Cattle

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15
Q

GnRH acts directly on the ___________to cause a release of __________?

A

Anterior Pituitary, LH

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16
Q

Which two hormones directly control the movement of calcium in and out of bones?

A

Calcitonin and parathyroid hormone

17
Q

Which species of animals do we consider seasonally polyestrus with lengthening days?

A

Equine

18
Q

PTH increases osteoclast activity and inhibits osteoblast activity and is triggered by which of
the following?

A

Low Serum Calcium

19
Q

Why is bovine scrotal circumference important to use as part of a replacement bull selection
plan?

A

Progeny will develop puberty more quickly

20
Q

Which two species of animals have sperm that is characterized as Low Volume/High
Concentration?

A

Bovine/Ovine

21
Q

Which of the following is not an important thermo regulatory mechanism in animals to
control body temperature?

A

Separation

22
Q

A vitamin D deficiency can cause soft bones and is also called?

A

Rickets

23
Q

Which enzyme below can be found in saliva and secreted by the pancreas?

A

Amylase

24
Q

What is the function of the Leydig cells of the testes?

A

Testosterone production

25
Q

The facial expression animals use to move air across the vomeronasal organ is call?

A

Flehmen

26
Q

What is the function of the “countercurrent heat exchange” in the horse?

A

Heat Conservation

27
Q

Which of the following is not an indication or sign that a body part is inflamed?

A

Increased nerve conduction speed

28
Q

Which of the following is responsible for attracting macrophages or PMN neutrophils to the
site of inflammation?

A

Chemokines (cytokines

29
Q

Which of the following is a wether

A

Castrated male sheep or goat

30
Q

What is the name of a chemical signal that triggers a natural response to another member of
the same species?

A

Pheromone

31
Q

What type of fat tissue produces more heat and less ATP than “white” fat?

A

Brown

32
Q

Where is the “heat control center” in the animal’s body?

A

Hypothalamus of the brain

33
Q

All of the following are physiologic responses to stress except:

A

Triggers a decrease in energy demand

34
Q

Through which mechanism is the highest amount of water lost by an animal?

A

Feces

35
Q

Synthetic Prostaglandin F2α can aid food animal and equine practice by all of the following
except:

A

Prolonging the life of the Corpus Luteum