The cartilaginous rings which make up the trachea are
U shaped
O shaped
All of these
C shaped
What structure helps to prevent food from entering the sinus cavity during swallowing?
Chordae tendineae
Bronchi
Uvula and/or epiglottis
Soft palate
What is a human’s organ of prehension?
Eye
Mouth
Hand
Teeth
Which animal has a higher percentage of slow-twitch muscle fibers?
Working Draft Horses
Racing Quarter Horse
Chickens
None of the above
Which of these animals is a ruminant?
All of these
Deer
Cattle
Sheep
A neuron has ________.
Nucleus
All of these
Axom
Soma
The valve between the left atrium and left ventricle is known as the:
Bicuspid valve
Tricuspid valve
Pulmonary semi-lunar valve
Aortic semi-lunar valve
The skin is the ___ organ of the body.
Largest
Heaviest
Largest and heaviest
Lightest
In ruminants, the esophagus carries feed from the:
Rumen to the mouth
Both of these
Mouth to the rumen
The wall separating the left side of the heart from the right side is the
Bronchus
Atrium
None of these
Sulcus
Which of the following make up the small intestine?
Ileum
Duodenum
All of these
Jejunum
Which of the following structures aids in absorption?
All of these
Microvilli
Papillae
Villi
When blood leaves the right atrium, it enters the ______.
Left atrium
Left ventricle
None of these
Right ventricle
In males, hormones which stimulate formation of male characteristics are called __________.
Norepinephrine
Androgens
None of these
Epinephrine
General protection from invading microbes is known as which of the following?
Cell mediated immunity
Specific immunity
General immunity
Antibody mediated immunity
The trachea divides into two branches called the
Bronchi
Chordae Tenineae
Sulci
Cusps
Which of the following surrounds and destroys an invading microbe?
Bone Marrow
Hair
Phagocyte
Antigen
Which structure governs the passage of food material into the small intestine?
Large Intestine
Omasum
Cecum
Pylorus or pyloric valve
Waves of muscular contractions which push food through the esophagus are part of the process known as ______.
Ingestion
Peristalsis
Mechanical Processing
Digestion
Tendons attach ____ to _____.
Muscle/Bone
Bone/Bone
Red Fibers/White Fibers
Muscle/Muscle
Accessory structures of the skin include which of the following?
Feathers
All of these
Scales
Sweat glands
Which structure holds the chordae tendineae to the interior walls of the heart?
Papillary Muscles
None of these
Sulci
Bronchi
Expiration is _____ _____.
Always passive
Usually active
Usually passive
Always active
What is a horse's organ of prehension?
Teeth
Tail
Lips
Hoof
Hair grows from the ________.
All of these
Dermis
Sweat Glands
Epidermis
Which situation would most likely involve active expiration?
Sleeping
Sitting at a desk
Running a marathon
Watching a film
Which gland is most closely associated with the thyroid gland?
Parathyroid
Hypothalamus
Ovaries
Pituitary
The grooves in which the coronary arteries lie are known as which of the following?
Sulci
Cusps
Chordae tendinae
Papillary muscles
Both B-cells and T-cells are derived from the __________.
None of these
Thymus
Lymphocytes
Bone marrow
Which part of the large intestine travels across the body inferior to the stomach and the liver?
Descending colon
Ascending colon
Cecum
Transverse colon
Which of the following structures aids in absorption?
Microvilli
Villi
Papillae
All of these
Which of the following is a function of the skeletal system?
All of these
Locomotion
Blood production
Protection
The central nervous system includes the _________.
Spinal cord
Sympathetic nervous system
Peripheral nervous system
Parasympathetic nervous system
Humans are considered ________.
Bipeds
Tripods
Monopods
Quadrupeds
Which element is administered to the general population through table salt?
Calcium
Iodine
Oxygen
Hydrogen
Identify the waste gas removed from the blood during expiration.
Water
Oxygen
All of these
Carbon Dioxide
The shoulder and hip joints are considered what kind of joints?
Fused joints
Pivot joints
Gliding joints
Ball-and-socket joints
Bile is stored and concentrated in the
Appendix
Duodenum
Cecum
Gall bladder
The only type of artery in the body which carries deoxygenated blood is ______.
Superior Vena Cava
Aorta
Inferior Vena Cava
Pulmonary Artery
The only type of vein in the body which carries oxygenated blood is ______.
Pulmonary Trunk
Inferior Vena Cava
Superior Vena Cava
Pulmonary Vein
The SA node is located in the
Left ventricle
Left atrium
Right venticle
Right atrium
The right ventricle must exert enough pressure to push the blood where?
Lungs and back to the left atrium
Lungs and body
Body and back to the left ventricle
Body only
The brain is directly protected by the _________.
Spinal Cord
Vertebral Column
All of these
Skull
The body’s release of enzymes, water and acid into food is known as _______.
Mastication
Secretion
Excretion
Absorption
Weakened or killed antigens purposefully introduced into the body by medical professionals is known as __________.
White blood cell
Phagocyte
Mucus
Vaccine
The mesentery carries blood to the ______.
None of these
Mouth
Esophagus
Stomach
What is different about the mouth structure of ruminants compared to that of humans?
Cattle, sheep, and goats have a dental pad instead of upper incisors
Humans do not have upper incisors
There is no difference
Ruminants do not have a true tongue
Heart attacks can result from a blockage of
the superior vena cava
the trachea
the bronchus
a coronary artery
What is produced by the skin for protection against harmful ultraviolet light?
Melanin
Sweat
Oil
Keratin
Which structure helps to prevent food from entering the trachea during swallowing?
Vocal Cords
Uvula
All of these
Epiglottis
Which type of muscle is termed as “voluntary?”
Smooth
Skeletal
All of these
Cardiac
How many chambers are in the heart?
Three
Two
Four
One
Blood leaving the right ventricle enters the _________.
Pulmonary Vein
Pulmonary Artery
Superior Vena Cava
Inferior Vena Cave
The left lung is composed of how many lobes?
Three
One
Two
Four
Muscle contraction results in muscle fiber becoming _______.
Shorter
Longer
None of the above
Smooth
The "honeycomb" refers to which structure?
Omasum
Reticulum
Rumen
Abomasum
The right lung is composed of how many lobes?
2
3
1
4
Material leaving the omasum enters which structure?
Rumen
Reticulum
Esophagus
Abomasum
All venous blood leaving the intestines travels through which structure?
Esophagus
Hepatic portal vessel
Bile Duct
Ileum
Why are magnets administered to cattle?
To add weight
To catch wire and bolts
To speed digestion
To help circulation
The most common way to bring a toxin into the body is through ingestion
False
True
Which of the following is not directly involved in mechanical processing?
Stomach
Teeth
Mouth
Liver
Unlike exocrine glands, endocrine glands __________.
Do not secrete directly into the blood
Do not secrete hormones
Have ducts
Are ductless
Which organ produces bile?
Colon
Liver
Stomach
Esophagus
Which of the following is a type of muscle tissue?
Skeletal
All of these
Smooth
Cardiac
The bones of the hand are called ________.
Irregular
Short
Flat
Long
T-cells develop in the __________.
Hair
Thymus
All of these
Mucus
Which structures prevent heart valves from being forced backward into the wrong chamber?
None of these
Cusps
Bronchi
Sulci
Which bone is present in humans, but absent in four-legged animals?
Pelvis
Clavicle
Femur
Skull
Prehension is a term referring to:
How an animal gathers food
Eating feed or forage
Chewing food
Digeting food
What helps the body create Vitamin D?
Keratin
Sweat
Oil
The Sun
Before traveling to the rest of the body, all absorbed nutrients or toxins must pass through the _______.
Liver
Gall Bladder
Colon
Pancreas
The pressure exerted by the left ventricle must push blood where?
Lungs and back to the left atrium
Aorta only
Body
Lungs and back to the right atrium
The peripheral nervous system includes the _________.
Spinal Cord
Cerebellum
Autonomic Nervous System
Brain Stem
Chemical molecules which travel through blood to affect body systems are called __________.
Kidneys
Hormones
None of these
Glands
The stomach performs which of the following functions?
Mechanical Processing
Digestion
All of these
Secretion
How many stomach compartments does a ruminant have?
4
2
5
3
Which chamber has the thickest muscular wall?
Right ventricle
Left atrium
Right atrium
Left ventricle
Which stomach compartment of ruminants is considered to be the true "stomach?"
Omasum
Reticulum
Rumen
Abomasum
The lung's lobed structure:
Can be helpful when treating patients with lung cancer
Has a different number of lobes on each side
Allows removal of part of a lung
All of these
In humans, which part of the brain contains 80 percent of its weight?
Spinal Cord
Cerebrum
Cerebellum
Brain Stem