Download 3.00/4.00 Review 1. In addition to the functions they do in livestock

3.00/4.00 Review
1. In addition to the functions they do in
livestock, which groups of body parts supply
most of the food that
humans eat from livestock?
A. Bones
B. Internal organs
C. Muscles
D. Nerves
2. Which type of tissue in the animal's body
holds various tissue together such as bone?
A. Muscle.
B. Fluid.
C. Nerve.
D. Connective.
3. What type of nerves allow for voluntary
responses to stimuli?
A. Central.
B. Somatic.
C. Autonomic.
D. Brain.
4. What part of the circulatory system carries
blood from the heart to organs in the animal's
body?
A. Veins.
B. Capillaries.
C. Arteries.
D. Heart.
5. What part of the respiratory system is
responsible for the actual exchange of carbon
dioxide and oxygen?
A. Nostrils.
B. Trachea.
C. Pharynx.
D. Alveoli.
6. The group of bones that make up the rear
legs of livestock is called the:
A. Axial skeleton.
B. Pectoral limb.
C. Pelvic limb.
D. Ulna.
7. The type of muscle that makes up the
majority of meat consumed by humans is:
A. Striated.
B. Smooth.
C. Tendons.
D. Cardiac.
8. The major muscle that is a part of the
circulatory system of animals is the
A. Heart.
B. Liver.
C. Pancreas.
D. Stomach.
9. What should an animal science student label
the two large spongy organs that are part of a
cow’s respiratory system?
A. Arteries
B. Kidneys
C. Lungs
D. Ovaries
10. Which type of bone in the animal's body
provides support and is cylindrical shaped?
A. Short.
B. Pneumatic.
C. Flat.
D. Long.
11. If an animal science student were labeling a
picture of a beef cattle skeleton, where would
that student find the scapula?
A. Front foot
B. Rear foot
C. Shoulder blade
D. Tail
12. Which livestock part is made up of
involuntary muscles?
A. Ham
B. Heart
C. Round
D. Shoulder
3.00/4.00 Review
13. If an animal science student is labeling the
parts of a pig’s nervous system, what is the
name of the part in the center of the vertebral
column that is also connected to the brain?
A. Cerebellum
B. Cerebrum
C. Somatic nerve
D. Spinal cord
14. The group of bones that make up the front
legs of livestock is called the:
A. Axial skeleton.
B. Cranial anatomy.
C. Pectoral limb.
D. Pelvic limb.
15. What should an animal science student label
the funnel-shaped, hollow, muscular organ that
is the pump for the circulatory system of a cow?
A. Brain
B. Heart
C. Liver
D. Ovary
16. Muscles in livestock are classified as:
A. Internal or external.
B. Pectoral or pelvic.
C. Tendons or ligaments.
D. Voluntary or involuntary.
17. Which animal system has the function of
supplying oxygen to tissues and removing
carbon dioxide from the body?
A. Circulatory
B. Endocrine
C. Muscular
D. Respiratory
18. The specialized cells that transform cartilage
to bone are called:
A. Tendons.
B. Osteocytes.
C. Ligaments.
D. Oocytes.
19. Temperature control and voice or making
sounds are functions of the:
A. Circulatory system.
B. Hormones.
C. Nervous system.
D. Respiratory system.
20. Which animal system secretes hormones
into the blood to travel to and stimulate certain
organs to perform their specific functions?
A. Circulatory
B. Endocrine
C. Muscular
D. Skeletal
21. Which livestock system is responsible for
supplying body tissues with nourishment and
collecting waste materials through blood?
A. Circulatory
B. Endocrine
C. Nervous
D. Respiratory
22. Energy for muscle contractions comes from:
A. Deoxyribonucleic acid.
B. Adenosine triphosphate.
C. Sensory neurons.
D. Hormones.
23. Blood from the lower part of the animal's
body enters the heart through the:
A. Caudal vena cava.
B. Alveoli.
C. Cranial vena cava.
D. Lungs.
24. Which animal system has the function of
responding to the five senses?
A. Circulatory
B. Endocrine
C. Nervous
D. Respiratory
3.00/4.00 Review
25. The cells that conduct impulses in the
nervous system are called:
A. Hormones.
B. Veins.
C. Neurons.
D. Receptors.
26. The internal organ of livestock which filters
waste products from the blood is the:
A. Brain.
B. Heart.
C. Kidney.
D. Stomach.
27. What part of the heart sends oxygenated
blood to the various parts of the body?
A. Aorta.
B. Lungs.
C. Pulmonary Veins.
D. Left atrium.
28. Which animal system plays an important
role in the body functions of growth, fattening
and reproduction?
A. Endocrine
B. Nervous
C. Respiratory
D. Skeletal
29. What chemical substance in the endocrine
system travels through the bloodstream?
A. Glands.
B. Cells.
C. Hormones.
D. Lymph.
30. What stage of parturition involves the actual
birth of the fetus?
A. Cleaning.
B. Expulsion.
C. Preparatory.
D. Retention.
31. Accurate heat detection in cows is
important because the average length of heat
or estrus is about:
A. 1 hour.
B. 16 to 18 hours.
C. 6 days.
D. 10 days.
32. Which hormone is primarily responsible for
a cow displaying signs of heat?
A. Estrogen.
B. Progesterone.
C. Follicle Stimulating Hormone.
D. Luteinizing Hormone.
33. The BEST indication that a cow is in standing
heat and is ready to be bred is:
A. Allowing other cows to mount.
B. A marked increase in feed intake.
C. An increase in milk production.
D. A tendency to separate from other cows.
34. If no sperm are present during ovulation,
prostaglandin stops the production of which
hormone?
A. Estrogen.
B. Progesterone.
C. Follicle Stimulating Hormone.
D. Lutenizing Hormone.
35. What structure located on an ovary is the
site where ova develop?
A. Corpus luteum.
B. Infundibulum.
C. Follicle.
D. Uterus.
36. The placenta and other membranes that are
expelled by the mother after the baby animal is
born and will cause the mother to become sick
if not expelled is called the:
A. Afterbirth.
B. Breach birth.
C. Umbilical cord.
D. Uterus.
3.00/4.00 Review
37. The average length of the estrus cycle for
both cattle and swine is:
A. 1 day.
B. 21 days.
C. 28 days.
D. 114 days.
38. Which hormone is primarily responsible for
maintaining pregnancy in the animal?
A. Lutenizing hormone.
B. Progesterone.
C. Follicle Stimulating Hormone.
D. Estrogen.
39. Ovulation is necessary for the animal to:
A. Become pregnant.
B. Digest roughages.
C. Eat food.
D. Resist diseases.
40. What yellowish green fluid produced by the
liver acts of fats and fatty acids?
A. Chyme.
B. Bile.
C. Enzymes.
D. Villi.
41. What term describes the beginning of the
digestive process when the animal grasps feed
to bring it into the mouth?
A. Villi.
B. Mastication.
C. Prehension.
D. Rumination.
42. The process of forcing food back up the
esophagus so it can be chewed again is called:
A. Mastication.
B. Prehension.
C. Digestion.
D. Rumination.
43. The disease ruminant animals suffer from
when they swallow foreign objects such as nails
or wire is called:
A. Tetanus.
B. Rabies.
C. Hardware.
D. Metallic.
44. Which enzyme in the stomach acts on
proteins?
A. Gastric lipase.
B. Salivary amylase.
C. Pepsin.
D. Maltase.
45. If your laboratory has a pig’s internal organ
that contains feed and some liquids in it, what
label would you put on that organ?
A. Heart
B. Lungs
C. Stomach
D. Uterus
46. What part of the nonruminants digestive
system is the primary site for nutrient
absorption?
A. Small intestine.
B. Stomach.
C. Large intestine.
D. Esophagus.
47. Gas produced in the ruminant animal's
digestive system must be expelled to prevent
the animal from:
A. Ruminating.
B. Bloating.
C. Chewing.
D. Grinding.