Study of mammary glands, spleen, major veins, lymph vessels,and lymph nodes

Multiple Choice Questions (MCQs)

1. How many quarters does a cow’s mammary gland have?
   • A) Two
   • B) Three
   • C) Four
   • D) Five
     Answer: C) Four
2. Which animal has a less pronounced lobular structure in its mammary glands compared to cows?
   • A) Bitch
   • B) Mare
   • C) Sow
   • D) Fowl
     Answer: B) Mare
3. What is the primary function of the spleen in oxen?
   • A) Milk production
   • B) Blood filtration and recycling iron
   • C) Hormone production
   • D) Nutrient absorption
     Answer: B) Blood filtration and recycling iron
4. Which species has a spleen that is smaller relative to its body size compared to oxen?
   • A) Horse
   • B) Dog
   • C) Pig
   • D) Fowl
     Answer: A) Horse
5. How many teats do sows typically have?
   • A) 6-8
   • B) 8-10
   • C) 12-14
   • D) 16-18
     Answer: C) 12-14
6. What is the primary function of the hepatic portal vein?
   • A) Drains blood from the kidneys
   • B) Drains blood from the gastrointestinal tract to the liver
   • C) Supplies blood to the heart
   • D) Drains blood from the limbs
     Answer: B) Drains blood from the gastrointestinal tract to the liver
7. Which lymph nodes are located near the intestines and involved in gut immunity?
   • A) Popliteal lymph nodes
   • B) Mesenteric lymph nodes
   • C) Cervical lymph nodes
   • D) Axillary lymph nodes
     Answer: B) Mesenteric lymph nodes
8. What type of gland is the pancreas considered?
   • A) Exocrine only
   • B) Endocrine only
   • C) Both exocrine and endocrine
   • D) Neither exocrine nor endocrine
     Answer: C) Both exocrine and endocrine
9. Which animal’s spleen is small and oval-shaped with limited blood storage capability?
   • A) Ox
   • B) Horse
   • C) Dog
   • D) Fowl
     Answer: D) Fowl
10. Which endocrine gland produces hormones such as cortisol and adrenaline?
    • A) Thyroid gland
    • B) Pancreas
    • C) Adrenal glands
    • D) Pituitary gland
      Answer: C) Adrenal glands

True/False Statements

1. The bovine mammary gland consists of three quarters.
   Answer: False
2. Sows have more teats than bitches.
   Answer: True
3. The spleen in dogs is larger than in oxen.
   Answer: False
4. The hepatic portal vein drains blood from the liver to the heart.
   Answer: False
5. Mares produce more milk than cows.
   Answer: False
6. Lymph nodes act as filters for lymph fluid and contain immune cells.
   Answer: True
7. The pancreas has only exocrine functions related to digestion.
   Answer: False
8. Fowl have a well-developed spleen similar to that of mammals.
   Answer: False
9. The adrenal glands are involved in the body’s stress response by producing hormones like cortisol.
   Answer: True
10. Mammary glands in bitches undergo significant changes during pregnancy and lactation.
    Answer: True

Fill in the Blanks

1. The bovine mammary gland consists of __________ quarters.Answer: four
2. The primary function of the spleen is __________ filtration and recycling iron.Answer: blood
3. Sows typically have __________ teats arranged in two rows.Answer: 12-14
4. The __________ portal vein drains blood from the gastrointestinal tract to the liver.Answer: hepatic
5. The __________ is a gland that functions both as an exocrine and endocrine organ.Answer: pancreas
6. The major lymph nodes involved in gut immunity are called __________ lymph nodes.Answer: mesenteric
7. The spleen of fowl is small and __________ shaped.Answer: oval
8. The adrenal glands produce hormones such as __________ and adrenaline.Answer: cortisol
9. Mammary glands in __________ undergo significant changes during lactation.Answer: bitches
10. The mare’s mammary gland has a less pronounced __________ structure compared to cows.Answer: lobular