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David Rivera: Cards for midterm, weeks 6-12

QuestionAnswer
Which of the following body systems assists the muscles in maintaining posture? Digestive Endocrine Excretory
The linea alba is a band of connective tissue that runs over the rectus abdominis from the xiphoid process to the pubis. True
Skeletal muscles constitute approximately ____ of our body weight. 50%
Along a neuron, the correct pathway for impulse conduction is: dendrite, cell body, and axon.
Which is not true of the myelin sheath? It covers cell bodies in the brain and spinal cord.
In the human nervous system: there are almost equal numbers of glia cells and neurons.
Which of the following is a description of the principle of autonomic antagonism as it relates to the autonomic nervous system? If sympathetic impulses tend to stimulate an effector, parasympathetic impulses tend to inhibit it.
The part of the brain that assists in the maintenance of balance is the: cerebellum.
In a healthy adult, a well-placed tap on the knee will result in a: stretch of the tendon, the quadriceps femoris, and thereby stimulation of the muscle spindles.
The hormone produced by the heart increases the excretion of sodium in the urine.
Which of the following minerals is essential for the formation of thyroid hormone? iodine
Gustatory cells are located in all of the following areas except on the apical surface of vallate papillae on the tongue.
After blood leaves the lungs and returns to the heart, it enters the left atrium.
The heart valves that are located where the trunk of the pulmonary artery joins the right ventricle and where the aorta joins the left ventricle are called semilunar valves.
The _____ drains much of the superficial leg and foot. great saphenous vein
A type of blood cell produced by lymph nodes is called a(n) monocyte.
The lymph nodes located just above the bend of the elbow are called the _____ lymph nodes. supratrochlear
Which substance can destroy pathogens by lowering the pH to a level at which they cannot function? Hydrochloric acid
Which of the following is not an accessory structure of the respiratory system? Trachea
The approximate length of the trachea, or windpipe, is _____ cm. 11
All of the following are true regarding the structure of Surfactant except: produced in the main stem bronchus
Created by: dmr740
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