The modern definition of death is: The brain is among the largest organs in the body, weighing about: The brain contains: The outer and toughest covering of the brain is the: The middle layer of the meninges is called the: The innermost layer of the meninges is called the: A subdural hematoma is: An epidural hematoma is: A subarachnoid hematoma is: The ventricles of the brain are reservoirs of: Two lateral ventricles of the brain are located in the: Vertebral arteries join in the head to form the: The brain stem connects the spinal cord to the: Pons are fibers connecting the right and left sides of the: Motor and sensory nerves cross sides in the: Thirst and hunger responses are regulated by the: The hypothalamus is located: This gland secretes melatonin: The inner ear contains both: The external ear is called the: The flared end of the ear is called the: The smallest bone in the body is called the: Hyperacusis is a: The actual organ of hearing is the: The cochlea is a/an: The organ of Corti has multiple rows of: The organ of Corti is filled with: Utricle and saccule are the basis of: Stereocilia can detect: These are calcified ear stones: The semicircular canals can detect: The semicircular canals in the ear are surrounded by: The semicircular canals in the ear are filled with: Perforation of the eardrum can cause: This is one of the most common ear infections in children: Clients with Meniere's disease produce too much fluid in the: The cardiac reserve is: Systole is the: Diastole is the: The sinoatrial node has an inherent rhythm of: The AV node's inherent rhythm is: The sinoatrial node is located: Frank-Starling's Law relates muscular stretching to: The second phase of the cardiac cycle consists of: The third phase of the cardiac cycle consists of: The only time the heart can get its supply of blood to its muscle is during: If a client's heart rate is 60 beats per minute, his/her ventricular systole is: During periods of increased heart rate, such as while exercising, speed comes at the expense of: Cardiac output measured in ml/min is computed as: Young, healthy people can safely accelerate their heart rates to: One of the rules of thumb in measuring the maximum safe cardiac rate is: The P-wave in an ECG is the: Heart block produces: The P-R interval is the: Heart sounds are made by blood turbulence as: The first heart sound comes with the: The second heart sound comes with the: This is the lightest layer of blood: The top layer of blood consists of: The densest layer of blood is made up of: All of the following are functions of blood, except: Protection is a function of blood that is characterized by all of the following, except: Homeostasis maintains an acid-base equilibrium of between: Hemoglobin is: Erythrocytes capture oxygen via: The size of an erythrocyte is about: The hematopoietic stem cell is the origin of all: These white blood cells break up into platelets: To destroy foreign cells, leukocytes release: One of the symptoms of disseminated intravascular clotting is: Hemophilia is a disease in which: When all clotting factor in the body is used up, clients will exhibit: Cardiac output is varied by: The pacemaker system in the heart controls only the: Baroreceptors are located in the: All of the following are types of shock, except: Cardiogenic shock results from: Stage 1 of shock is also called: The endocrine system secretes: Efferent nerves send impulses: Nervous impulses travel in: Some axons are myelinated for: This part of a neuron delivers outgoing messages: Neuroglia are: The somatic nervous system is: The autonomic nervous system is: The sympathetic nervous system lies right along the: Special visceral sensory neurons transmit: General visceral motor neurons transmit: General somatic motor neurons transmit: Psychomotor epilepsy is caused by signals from the: This area is located at the back of the brain: The auditory association area of the brain is located in the: The homunculus was developed by a doctor named: In regard to brain functions, homunculus means: In regard to brain functions, PET scan stands for: The entire autonomic nervous system is best described as: The sensory input of the autonomic nervous system is generally: The sensory input of the somatic nervous system is: This has a thoracolumbar origin in the CNS: The sympathetic system stimulates the: The sympathetic system is generally an: Paradoxical parasympathetic fear reactions include: The parasympathetic nervous system promotes: Accidental injection of adrenaline into the bloodstream causes not only physical excitation, but also: The number of pairs of cranial nerves in the human head is: In regard to the cranial nerves, both of these motor fibers are represented: In regard to the cranial nerves, mixed nerves contain: The second cranial nerve is called the: The olfactory nerve controls the sense of: The first cranial nerve is called the: The third cranial nerve is called the: The fourth cranial nerve is called the: Lesions along the trochlear nerve can cause: The fifth cranial nerve is called the: The seventh cranial nerve is called the: The sensory nerve of the facial nerve controls: The tenth cranial nerve is called the: The ninth cranial nerve is called the: The sensory nerve of the glossopharyngeal nerve controls: Physiologically, almost all pancreatic enzymes are secreted in an inactive form to prevent: These secrete digestive juices and enzymes that aid in digestion and absorption: This enzyme can digest triglycerides into fatty acids and monoglycerides: Parasympathetic stimulation of the pancreas occurs in response to the: In the regulation of pancreatic secretions, enteroendocrine cells of the small intestine release: In basic pancreatic function, the cyclopentanophenanthrene ring structure is common to all of the following, except: In liver function, this is created as a release product of amino acid conversion: This process rapidly breaks down large amounts of carbohydrates: This is the process in which lactic acid is broken down: The detoxifying organ of the body is the: Bilirubin, when metabolized with bile salts, gets excreted in the: These are used to block the manufacture of cholesterol: This turns off gastric acid secretion: This can release and stimulate insulin production in the pancreas: All of the following are stimulators of intestinal motility, except: Two factors that may promote hepatocellular cancer are: Cirrhosis of the liver is often caused by: Hepatocellular carcinoma disorder is most common in these areas: