PCP Quiz 5

Question 1 of 54

The portion of the brain that governs all sensory and motor actions is the:





Question 2 of 54

The region of the bain that controls eye movement is the:





Question 3 of 54

The portion of the brain that is responsible for fine motor movement, posture, and equilibrium is the:





Question 4 of 54

The specialized function of speech is located in the ________ of the cerebrum.





Question 5 of 54

The brain receives ________ percent of the body's total blood flow per minute.





Question 6 of 54

The carotid system and the vertebrobasilar system join to form the:





Question 7 of 54

The phrenic nerve responsible for control of the diaphragm lies in the ________ plexus.





Question 8 of 54

Nerve cell pathways known as axons compose much of the:





Question 9 of 54

The MOST important descending tract in the spinal cord is the:





Question 10 of 54

Scenario: Your patient is unable to extend her leg or flex her hip. In which of the following spinal nerve plexuses and origins do you suspect he injury may have occurred?





Question 11 of 54

Areas of the skin innervated by one root nerve are called:





Question 12 of 54

Reflex pathways are mediated by the:





Question 13 of 54

The ________ peripheral nerves transmit sensations of touch, pressure, and position.





Question 14 of 54

Which of these efferent fibers supply nerves to the involuntary cardiac muscle and smooth muscle of the viscera?





Question 15 of 54

Which of the following does NOT accurately describe the sympathetic nervous system?





Question 16 of 54

Stimulation of the parasympathetic nervous system results in all of the following EXCEPT:





Question 17 of 54

The compartment containing the largest percentage of water in the human body is the:





Question 18 of 54

The organ system that virtually controls all body functions is the:





Question 19 of 54

All of the following are examples of basic solutions EXCEPT:





Question 20 of 54

When solutions on opposite sides of a semipermeable membrane are equal in concentration thay are said to be:





Question 21 of 54

The pressure excerted by the concentration of solutes on one side of a semipereable membrane is known as:





Question 22 of 54

The type of intercellular communication in which certain cells secrete chemical mediators that act only on nearby cells is known as:





Question 23 of 54

The natural tendency of the body to maintain a steady and normal internal environment is known as:





Question 24 of 54

The MOST abundant type of tissue in the human body is ________ tissue.





Question 25 of 54

Which of the following is NOT a type of tissue?





Question 26 of 54

Which of the following is the correct structural hierarchy of the body?





Question 27 of 54

The nucleus, endoplasmic reticulum, Golgi apparatus, mitochondria, and lysomes are five of the cell's most important:





Question 28 of 54

The thick, viscous fluid that fills and gives shape to the cells is the:





Question 29 of 54

The protein produced by a white blood cell that instructs neighboring cells to respond in a genetically programmed fashion is called a(n):





Question 30 of 54

Burns, surgical drains, and fistulas are examples of ________ losses of water.





Question 31 of 54

Water accounts for ________ percent of the total body weight.





Question 32 of 54

All of the following are among the body's four major elements EXCEPT:





Question 33 of 54

The major sign of overhydration is:





Question 34 of 54

An ion with a positive charge is called a(n):





Question 35 of 54

The principal buffer in the body is:





Question 36 of 54

The pH scale is ________, each number representing a value ten times that of its neighboring number.





Question 37 of 54

The difference in concentration between solutions on opposite sides of a semipermeable membrane is called the:





Question 38 of 54

A liquid with a pH of 10 is BEST described as:





Question 39 of 54

A high concentration of hydrogen ions is referred to as:





Question 40 of 54

The total loss of water from blood plasma across the capillary membrane into interstitial space is called:





Question 41 of 54

The central nervous system is made up of the:





Question 42 of 54

The ________ nervous system extends throughout the body and is comprised of the cranial nerves arising from the brain and the peripheral nerves arising from the spinal cord.





Question 43 of 54

The portion of the nerve cell that conducts impulses away from the soma is the:





Question 44 of 54

Which neurotransmitter is found in the synaptic terminals of the sympathetic nerves?





Question 45 of 54

The portion of the brain responsible for many involuntary reactions such as temperature regulation, sleep, water balance, and emotions is the:





Question 46 of 54

The diffusion pattern of water in which water molecules move to equalize concentration on both sides of a semipermeable membrane is known as:





Question 47 of 54

The movement of gas from an area of higher concentration to an area of lower concentration is known as:





Question 48 of 54

The natural tendency of the body to maintain a steady and normal environment is known as:





Question 49 of 54

The type of intercellular communication in which certain cells secrete chemical mediators that act only on nearby cells is known as:





Question 50 of 54

The organ system that virtually controls all body functions is the:





Question 51 of 54

The process that produces an increase in cell size as a result of increasing workload is known as:





Question 52 of 54

The process in which one type of cell is replaced by another type of cell not normal for that tissue is known as:





Question 53 of 54

The process in which the size of a cell decreases as a result of a decreasing workload is known as:





Question 54 of 54

The process in which an increase in the number of cells results from an increasing workload is known as: