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