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Anatomy -Nightingale

week 6-13

QuestionAnswer
Which of the following is not a muscle that moves the thigh? Sacrospinalis
Which of the following is not a posterior muscle that acts on the shoulder girdle? Pectoralis minor
The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? Rectus Oblique Femoris Correct! Both A and C
The soleus muscle is an example of a _____ muscle. pennate
The muscle(s) assisting in rotating the arm outward is (are) the: teres minor.
Another name for a skeletal muscle cell is a(n) muscle fiber
The sternocleidomastoid muscle is an example of a muscle named for its: points of attachment.
Groups of skeletal muscle fibers are bound together by a connective tissue envelope called the: perimysium.
A muscle that assists with mastication is the: masseter.
Muscles that move the upper arm originate on the: clavicle and scapula.
The posterior arm muscle that extends the forearm is the: triceps brachii.
Muscles located on the lower leg move the: foot.
Which of the following muscles does not move the upper arm? Trapezius
Which of the following statements about the muscles of the head is incorrect? The splenius capitis muscle is sometimes called the prayer muscle because it causes the head to bow.
The action of the brachialis muscle is to _____ the forearm. flex
The teres major and teres minor muscles move the: arm.
The pectoralis major muscle is an example of a _____ muscle. convergent
The prime mover can also be called the: agonist.
Another name for a sphincter muscle is a _____ muscle. circular
The muscle that extends and adducts the arm is the latissimus dorsi.
Which of the following is not a muscle that moves the foot? Sartorius
The muscle that allows the thumb to be drawn across the palm to touch the tip of any finger is the: opponens pollicis
The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? Flexor
A muscle is attached to the femur and tibia. Its function or action is to bend the knee. When it contracts, it is acting as the: prime mover.
Moving from superficial to deep, the connective tissue components would be: epimysium, perimysium, endomysium.
The most common type of lever in the body is a _____-class lever. third
Skeletal muscles constitute approximately ____ of our body weight. 50%
The covering of individual muscle fibers is the: endomysium.
The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Which of the following is true? The knee is acting as a fulcrum.
The Achilles tendon is common to both the gastrocnemius and the soleus. True
Muscles that contract at the same time as the prime mover are called: both A and B.
Which of the following is not a muscle of the quadriceps femoris group? Biceps femoris
Muscles may be named according to: all of the above.
The muscle that raises or lowers the shoulders or shrugs them is the: trapezius.
There are more than 600 muscles in the body. True
When an athlete injures a muscle of the hamstring group, the injury is on the: posterior thigh.
Which of the following statements is incorrect? All of the above are correct.
The muscle that flexes the semipronated or semisupinated forearm is the: brachioradialis.
Which of the following body systems assists the muscles in maintaining posture? All of the above
Which of the following statements about the muscles of the thorax is incorrect? When the diaphragm contracts, it decreases the volume of the thoracic cavity and expels air from the lungs.
The afferent pathways of the autonomic nervous system: carry feedback information to integrating centers in the brain.
Which of the following is the deepest connective tissue layer of a nerve? Endoneurium
Nerves that contain mostly afferent fibers are called _____ nerves. sensory
Astrocytes attach to: both A and C.
A neuron that has only one axon but several dendrites is classified as a _____ neuron. multipolar
Neurons in the CNS have less chance of regenerating for all of the following reasons except: microglia lay down scar tissue
The autonomic nervous system does not stimulate: skeletal muscles.
The white matter of the nervous system is made up of: myelinated fibers.
One of the components of the blood-brain barrier is: astrocytes.
In the human nervous system: there are almost equal numbers of glia cells and neurons.
Which of the following is not a function of the central nervous system (CNS)? All of the above are functions of the CNS.
The nervous system is organized to do which of the following? All of the above are true.
The largest and most numerous types of neuroglia are the: astrocytes.
Multipolar neurons have: multiple dendrites and one axon.
The part of the nervous system that transmits impulses from the CNS to the skeletal muscle is the somatic nervous system.
A neuron that transmits a nerve impulse toward the central nervous system is called a(n sensory neuron.
Which of the following compounds cannot cross the blood-brain barrier? Dopamine
Most unipolar neurons are usually: sensory neurons.
Fascicles are held together by a connective tissue layer called the perineurium.
Small distinct regions of gray matter in the CNS are called: nuclei.
The efferent pathways of the autonomic nervous system consist of the ________ nervous systems sympathetic and parasympathetic
Interneurons reside in the: CNS only.
The nervous system can be divided: in all of the above ways.
Gray matter in the brain and spinal cord consists primarily of: cell bodies
Which is not true of the myelin sheath? It covers cell bodies in the brain and spinal cord.
Regeneration of nerve fibers will take place only if the cell body is intact and the fibers have: a neurilemma
Schwann cells have a function in the PNS that is similar to that of which cells in the CNS? Oligodendrocytes
Dendrites conduct impulses _____ cell bodies. toward
Along a neuron, the correct pathway for impulse conduction is: dendrite, cell body, and axon.
Which is true of a reflex arc? It always consists of an afferent neuron and an efferent neuron.
Created by: torimorales
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