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Study Questions 1) Which plane runs from top to bottom of the body and runs front to back? A) Sagittal planes B) Coronal/front planes C) Transverse planes D) Oblique planes Answer: A) Sagittal planes 2) When the body is faced at the anatomical position, which anatomical direction term means towards the head? A) Distal B) Medial C) Posterior D) Anterior Answer: D) Anterior 3) What is an example of a sympathetic function in the autonomic nervous system? A) Dilates pupils B) Increases blood flow C) Relaxes bladder D) All the above Answer: D) All the above 4) When the body is faced at the anatomical position, which directional term means towards the side of the body? A) Medial B) Lateral C) Anterior D) Dorsal

Answer: B) Lateral 5) True or false. The neck and back serve to protect the central nervous system. Answer: False; skull and spine 6) True or false. Does using anatomical directional language help minimize confusion when talking about specific points of the body? Answer: True 7) True or false. The deeper the sulci the more intelligent a person is. Answer: False 8) The brain, also known as _______, is responsible for processing and coordinating information, commencing body movements, regulating all bodily functions, and activating cognitive processes. Answer: encephalon 9) The surface of the brain, also known as the cerebral cortex, has distinct patterns of folds/bumps and grooves, known as ____ and ____. Answer: gyri; sulci 10) In the PNS, the ___ regulates the body’s internal environment. Answer: autonomic nervous system 11) In the anatomical position, the face is _______, the arms are at the ______, the palms are facing forward, and the feet point forward. Answer: forward, sides 12) What is the total number of planes that can occur on a body? A) Three B) Five

C) Infinite D) Two Answer: C) Infinite 13) The heart lies ______ to the lungs and the lungs lie _______ to the sternum. Answer: medial, deep 14) What is another term for gyri? A) Convolutions B) Dips. C) Hills D) Grooves Answer: A) Convolutions 15) Which anatomical position is part of the directional language to minimize confusion? A) Facing forward B) Feet pointed forward C) Arms to the side D) All of the above Answer: D 16) Proximal and distal are terms used for describing parts of the _________ body. Answer: Appendicular 17) What are the three major body planes? A) Coronal/frontal planes B) All the above C) Sagittal planes D) Transverse planes

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Answer: B 18) The central nervous system receives, stores, and analyzes sensory signals sent from the peripheral nervous system. True or False? Answer: True 19) The brain consists of the cerebrum, cerebellum, and the ____. Answer: brain stem 20) Groove-like depressions occur on the surface of the brain due to the folding that happens in the gyri and sulci. True or False? Answer: True 21) A tract is also known as, bundles of axons in the central nervous system. True or False? Answer: True 22) A nerve is referred to as a bundle of axons in the peripheral nervous system. True or False? Answer: True 23) The peripheral nervous system is divided into the ______ and _______ nervous system. Answer: somatic and autonomic 24) What is an example of parasympathetic functions in the autonomic nervous system? A) Contracts bladder B) Decrease respiration C) Constricts blood vessels D) All the above Answer: D

25) What is another term for sulci? A) Bumps B) Hills C) Cracks D) Fissures Answer: D) Fissures 26) True or False. The dorsal roots merge with the dorsal root ganglion to form the spinal nerves. Answer: False, the dorsal and ventral roots merge to form the spinal nerves. 27) The spinal cord is divided into segments with a total of ____ segments and named for their location: 8 cervical, 12 _______, 5 lumbar, 5 sacral, and 1 __________. Answer: 31, thoracic, coccygeal 28) True or False. Without the somatic nervous system, we will have to think “heartbeat, heartbeat, heartbeat” to remind our hearts to beat. Answer: False, it is the autonomic nervous system that controls movements that we do not have to think about. 29) True or False. If the brain was laid out flat, it would be approximately 2500 sq. cm. Answer: True 30) Neurons carrying sensory information enter back into the spinal cord as _____________, which all emerge from a single _________. Answer: dorsal rootlets, dorsal root

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