PENN FOSTER ANATOMY & PHYSIOLOGY
The nervous system is the body's - answer- control center
The central nervous system consists of - answer- brain and spinal cord and their
associated structures
The peripheral nervous system is comprised of - answer- the nerves traveling from the
brain or spinal cord to the target organs and back
The somatic nervous system carries out - answer- conscious activities, such as walking,
eating, etc
The type of tissue that coordinates and controls activities in and around an animal's
body is _____ tissue. - answer- nervous.
If you were to look for a cut on the palmar surface of a dog's leg, where would you look?
- answer- The back surface of the front leg below the carpus.
The most abundant tissue-type by weight in the body is ____ tissue. - answer-
connective.
Microtubles, intermediate fibers, and microfilaments are all parts of the - answer-
cytoskeleton.
Water and fats don't mix well because fats are - answer- hydrophobic
Where are phospholipids primarily found in the body? - answer- Cell membranes
Cell membrane proteins that occur inside the lipid bilayer are called _____ proteins. -
answer- intergral
The area at the base of the neck between the front legs that covers the cranial end of
the sternum is called the - answer- brisket.
The third eyelid found in some species is referred to by which name - answer- nictitating
membrane
Which receptors are involved with the proprioception sense - answer- stretch receptors
in the muscles, tendons, and ligaments
Ipsilateral reflex refers to - answer- reflex where the stimulus and response are both on
the same side of the body
, What is the test for a proprioception deficit - answer- flip over a foot while the animal is
standing and see if the animal corrects the position
What is true of gray matter - answer- it makes up the outer tissue layer in the brain
Which causes the greatest degree of light refraction in the eye - answer- cornea
Rotation of the head is detected primarily by the - answer- semicircular canals
The _____ connects the two halves of the brain - answer- corpus callosum
Which structure contains the muscles that adjust the shape of the lens of the eye -
answer- ciliary body
The reflective tapetum lucidum is formed on the - answer- choroid
What is a visceral sense - answer- thirst
Norepinephrine, dopamine, and epinephrine belong to a group of neurotransmitters
known as - answer- catecholamines
Calls that support neurons structurally and functionally are called - answer- neuroglia
What supplies a rich network of blood vessels that supply nutrients and oxygen to the
superficial tissues of the brain and spinal cord - answer- meninges
A reflex arc commonly used to assess the depth of anesthesia is the _______ reflex -
answer- pupillary light
The autonomic nervous system performs functions that - answer- don't require
conscious thought, such as breathing, blood pressure, and heart rate
The basic structural and functional unit of the nervous system is the - answer- neuron or
nerve cell
2 Important types of neurons are - answer- sensory neurons and motor neurons
Sensory neurons carry signals of - answer- touch, taste, etc to the brain
Motor neurons carry instructions from - answer- the brain to the muscles, causing them
to move
The primary purpose of a neuron is to - answer- transmit an electrical signal that acts
either to signal other neurons or to cause a change in a target organ, such as a muscle
or gland
The nervous system is the body's - answer- control center
The central nervous system consists of - answer- brain and spinal cord and their
associated structures
The peripheral nervous system is comprised of - answer- the nerves traveling from the
brain or spinal cord to the target organs and back
The somatic nervous system carries out - answer- conscious activities, such as walking,
eating, etc
The type of tissue that coordinates and controls activities in and around an animal's
body is _____ tissue. - answer- nervous.
If you were to look for a cut on the palmar surface of a dog's leg, where would you look?
- answer- The back surface of the front leg below the carpus.
The most abundant tissue-type by weight in the body is ____ tissue. - answer-
connective.
Microtubles, intermediate fibers, and microfilaments are all parts of the - answer-
cytoskeleton.
Water and fats don't mix well because fats are - answer- hydrophobic
Where are phospholipids primarily found in the body? - answer- Cell membranes
Cell membrane proteins that occur inside the lipid bilayer are called _____ proteins. -
answer- intergral
The area at the base of the neck between the front legs that covers the cranial end of
the sternum is called the - answer- brisket.
The third eyelid found in some species is referred to by which name - answer- nictitating
membrane
Which receptors are involved with the proprioception sense - answer- stretch receptors
in the muscles, tendons, and ligaments
Ipsilateral reflex refers to - answer- reflex where the stimulus and response are both on
the same side of the body
, What is the test for a proprioception deficit - answer- flip over a foot while the animal is
standing and see if the animal corrects the position
What is true of gray matter - answer- it makes up the outer tissue layer in the brain
Which causes the greatest degree of light refraction in the eye - answer- cornea
Rotation of the head is detected primarily by the - answer- semicircular canals
The _____ connects the two halves of the brain - answer- corpus callosum
Which structure contains the muscles that adjust the shape of the lens of the eye -
answer- ciliary body
The reflective tapetum lucidum is formed on the - answer- choroid
What is a visceral sense - answer- thirst
Norepinephrine, dopamine, and epinephrine belong to a group of neurotransmitters
known as - answer- catecholamines
Calls that support neurons structurally and functionally are called - answer- neuroglia
What supplies a rich network of blood vessels that supply nutrients and oxygen to the
superficial tissues of the brain and spinal cord - answer- meninges
A reflex arc commonly used to assess the depth of anesthesia is the _______ reflex -
answer- pupillary light
The autonomic nervous system performs functions that - answer- don't require
conscious thought, such as breathing, blood pressure, and heart rate
The basic structural and functional unit of the nervous system is the - answer- neuron or
nerve cell
2 Important types of neurons are - answer- sensory neurons and motor neurons
Sensory neurons carry signals of - answer- touch, taste, etc to the brain
Motor neurons carry instructions from - answer- the brain to the muscles, causing them
to move
The primary purpose of a neuron is to - answer- transmit an electrical signal that acts
either to signal other neurons or to cause a change in a target organ, such as a muscle
or gland
