Studyhelper #10 A&P
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| Pectoralis Minor has what action on the scapula? | show 🗑
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| What is the insertion of the biceps brachii? | show 🗑
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| The hamstrings all originate from what common structure? | show 🗑
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| show | Sacrospinalis
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| What muscle action depresses the corner of the mouth? | show 🗑
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| show | Endomysiium
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| show | Fasciculus
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| Standing on your toes as in ballet requires? | show 🗑
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| show | Calcaneus
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| show | Occipitofrontalis
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| The white flat tendinous sheet attaching the external oblique to the linea alba is called? | show 🗑
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| The ankle joint is what type of synovial joint? | show 🗑
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| Give an action for the posterior deltoid? | show 🗑
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| show | Rhomboid
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| show | Extension
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| The action that moves the distal end of the radius across the ulna, as in criss-crossing the bones, is? | show 🗑
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| Name a mjuscle that inserts on the Coracoid process? | show 🗑
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| The muscle that inserts on the olecranon process is? | show 🗑
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| show | Extension of arm and forearm
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| Name a muscle that elevates the scapula? | show 🗑
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| show | Laterally rotate, extend thigh
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| Name a muscle that abducts the thigh? | show 🗑
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| The insertion tendon of what muscle group contains the large sesamoid bone, the patella? | show 🗑
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| The common tendon for insertion of the gastrocnemius and soleus is called the ? | show 🗑
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| The basic shape of the articular surface in a gliding joint is? | show 🗑
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| show | Synovial Membrane
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| The basic functional unit of compact bone is the? | show 🗑
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| show | The bony matrix is dissolved to realse stores minerals
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| show | Calcitonin
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| show | Flat
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| In compact bone the Haversian canals are lined up? | show 🗑
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| If the rate of osteolysis exceeds the rate of osteogenesis the bone will become? | show 🗑
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| show | Increased osteoclast activity and resultant loss of bone
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| Which bones contribute to the formation of the orbit? | show 🗑
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| show | Temporal bone and zygomatic bone
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| The prominent bulge that can be palpated just posterior and inferior to the external auditory meatus is the? | show 🗑
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| Four bones that have a paranasal air sinus? | show 🗑
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| The most significant growth of the skull occurs prior to what age? | show 🗑
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| The thickest intervertebral discs are located in the? | show 🗑
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| show | Ulna, lunate and scaphoid
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| The bones that form the palms of the hands are the? | show 🗑
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| The medial bulge you can palpate at hyour ankle is a projection from the? | show 🗑
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| When walking, 50% or more of body weight is transmitted to the ground by the ? | show 🗑
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| The trochlea of the humerus and olecranon of the ulna would be involved in which action? | show 🗑
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| show | Flexion and extension
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| What consistes of an H-shaped core of gray matter that is composed primarily of dendrites and cell bodies of neurons? | show 🗑
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| What do interneurons in the gray matter of the spinal cord do? | show 🗑
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| What forms the outer portionof the spinal cord? | show 🗑
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| What are the four divisions of the brain? | show 🗑
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| show | Medulla
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| What connects the brain to the spinal cord? | show 🗑
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| show | PONS
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| What structure lies above the Pons? | show 🗑
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| show | Function as two-way conduction pathways carrying messages into and out of other areas of the brain & contain reflex centers that control cardia, respiratory and vasomotor functions
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| What is the Cerebellum? | show 🗑
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| show | Thalamus and hypothalamus.
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| What is a mass of gray matter that lies deep inside the cerebrum? | show 🗑
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| show | Thalamus
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| show | Thalamus
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| show | Below the thalamus
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| What exerts control over virtually all internal organs, regulates water balance, influences appetite and maintains normal temperature? | show 🗑
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| What is the Cerebrum? | show 🗑
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| show | Cerebrum
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| show | 31
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| How many pairs of spinal nerves attach to the cervical segments? | show 🗑
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| How many pairs of spinal nerves attach to the thoracic segments? | show 🗑
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| show | 5
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| How many pairs of spinal nerves attach to the coccygeal segment? | show 🗑
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| What nerves conduct impulses between the spinal cord and the parts of the body not supplied by cranial nerves? | show 🗑
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| Which nerves contain both sensory and motor fibers, making possible both sensationa nd movements? | show 🗑
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| How many pairs of cranial nerves attach to the undersurface of the brain? | show 🗑
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| What do the cranial nerve fibers do? | show 🗑
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| show | Sympathetic and Parasympathetic
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| show | Sympathetic Division
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| show | In anterior roots of spinal nerves?
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| What synapses with postganglionic neurons? | show 🗑
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| show | Postganglionic Neurons
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| Where are the sympathetic ganglia located? | show 🗑
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| show | Travel in spinal nerves to an array of body effectors
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| What system has dendrites and cell bodies of preganglionic neurons located in the gray matter of the brainstem and the sacral segments of the spinal cord? | show 🗑
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| Preganglionic axons leave the regions of the brainstem and sacral segments of the spinal cord through? | show 🗑
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| Where do preganglionic axons terminate? | show 🗑
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| Preganglionic neurons synapse with? | show 🗑
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| show | The outlying parasympathetic ganglia and their short axons extend into nearby body effectors
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| show | Dendrites, cell body and axon
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| show | Conduct impulses to cell body of neuron
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| What does axon do? | show 🗑
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| show | According to function
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| show | Sensory neurons
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| show | Motor Neurons
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| show | Interneurons
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| What is Glia? | show 🗑
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| What supposrts cells, bringing the cells of nervous tissue together structurally and functionally? | show 🗑
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| show | Nerve Glue
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| The actual nerve cell is the? | show 🗑
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| What is a Neuron? | show 🗑
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| These cells are nonconductive and provide a support system for the neurons | show 🗑
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| show | Mitosis
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| Because centrioles function in cell division, the fact that neurons lack these organelles is consistent with the? | show 🗑
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| show | 1
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| Becaue an axon carries impulses away from the cell body, it is called an? | show 🗑
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| show | Dendrites & Axons
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| How many dendrites are on a neuron? | show 🗑
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| show | Transmit impulses to the neuron cell body
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| Many axons are surrounded by a segmented, white, fatty substance called ? | show 🗑
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| show | The white matter in the Central Nervous System
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| What is the gray matter in the Central Nervous System made up of? | show 🗑
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| show | The nodes of Ranvier
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| re Neuroglia capable of Mitosis? | show 🗑
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| How many nervous systems are there as a whole in the body? | show 🗑
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| What is a nerve? | show 🗑
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| show | A bundle of central axons
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| What is tissue composed primarily of myelinated axons (nerves or tracts) | show 🗑
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| show | Fibrous connective tissue
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| What surrounds individual fibers within a nerve? | show 🗑
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| What surrounds a group (fascicle) of nerve fibers? | show 🗑
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| What surround the entire nerve? | show 🗑
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| What is conducted from receptors to effectos over neuron pathways or reflex arcs? | show 🗑
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| show | A reflex
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| show | Contraction by a muscle or secretion by a gland
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| What is the simplest reflex arc? | show 🗑
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| show | Two-neuron arcs
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| show | Three-neuron arcs
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| show | Nerve Impulses
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| What is chemical compounds released from axon terminals (of a presynaptic neuron) into a synaptic cleft? | show 🗑
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| What are: acetycholine, catecholamines (norepinephrine,dopamine,serotonin)? | show 🗑
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| What consists mainly of the posterior pituitary gland, pituitary stalk and gray matter? | show 🗑
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| What acts as a major center for controllling the Autonomic Nervous System and helps control the functioning of most internal organs? | show 🗑
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| show | Hypothalamus
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| show | Hypothalamus
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| show | Hypothalamus
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| show | Hypothalmus
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| What is the second-largest part of the human brain? | show 🗑
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| show | Cerebellum
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| Largest part of the human brain? | show 🗑
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| show | Cerebrum
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| show | Composed mainly of white matter (nerve fibers arranged in bundles called tracts)
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| show | Functions of the cerebrum
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| What conducts all the way fromthe CNS to somatic effectors with no intervening synapses? | show 🗑
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| show | Sympathetic Nervous System
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| show | Sympathetic Nervous System
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| What system dominates control of may visceral effects under normal, everyday conditions? | show 🗑
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| show | Cholinergic Fibers
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| show | Adrenergic Fibers
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| What system regulates the body's automatic functions in ways that maintain or quickly restore homeostasis? | show 🗑
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| What happens when visceral effectors are doubly innervated? | show 🗑
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