CPA Animal Anatomy & Physiology 3

Question 1

In equine anatomy, what is the term for the area between the horse's withers and the point of the hip?

Accepted Answer

Loin

Answer

The loin (lumbar region) is the area between the last rib and the croup, overlying the lumbar vertebrae.

Question 2

What is the name of the process by which cells break down glucose to produce energy in the absence of oxygen?

Accepted Answer

Anaerobic glycolysis (fermentation)

Answer

Anaerobic glycolysis produces ATP from glucose without oxygen, generating lactic acid as a byproduct in muscle cells.

Question 3

Which part of the nephron is primarily responsible for filtering blood under pressure to produce the initial filtrate?

Accepted Answer

Glomerulus

Answer

The glomerulus is a capillary tuft where blood is filtered by hydrostatic pressure, producing the primary filtrate.

Question 4

In cattle reproductive anatomy, what is the function of the corpus luteum?

Accepted Answer

Secreting progesterone to maintain pregnancy

Answer

The corpus luteum forms from a ruptured follicle after ovulation and secretes progesterone to support early pregnancy.

Question 5

What type of joint allows the greatest range of motion and is found at the shoulder of most domestic animals?

Accepted Answer

Ball-and-socket joint

Answer

Ball-and-socket joints allow movement in multiple planes and are found in the shoulder and hip of domestic animals.

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