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A&P2 par2 2 lab 1


• Relaxation of the heart chamber is called diastole.
• Contraction of a heart chamber is called systole.
• The portion of the ECG that represents ventricular repolarization is T-wave
• Leads I, II, and III together are called the ___leads or the appendicular leads standard
is the condition of elevated heart rate • Tachycardia
• A blood cell protein that elicts an immune reaction may be called a Antigen
method scale compares the color of blood-soaked paper with a tallquist
• Lab materials soiled by a blood sample should be disinfected or disposed of in a puncture-proof __container Biohazard
is used to make the cells in the blood smear more easily observable . • Wright stain
• blood is often collected in __ capillary tubes rather than plain capillary tubes, to prevent clotting of blood heparinized
a _ machine required for the hematocrit test centrifuge
• the PCV test determines the ratio of __volume to total blood volume RBC
is an oxygenated pigment in the blood • hemoglobin
• a person with a high differential count of __WBC’s is suspected to have an acute infection neutrophil
• A person with a high differential count of __WBCs is suspected to have a chronic infection monocyte
• Roberts hematocrit is 53% is this normal? yes
• Marias hematocrit is 53% is this normal? no
• The hemoglobinometer is __accurate than the tallquist method more
• Fred has just been informed that his RH type is negative . is this normal? yes
• Kevin has B+ blood. His plasma is likely to contain anti __ antibodies A
• Bruce has been living in the mountains for years. The hemoglobin content of his blood is likely to have __ since he moved there risen
• Irma has cirrhosis of the liver. Her Hb valve to be low
• HB values are usually reported in grams of HB per_ of blood 100 ml
blood flow order
• The flap like lateral wall of each atrium is called the auricle
the __ valve is also known as the mitral valve or left AV valve bicuspid
• The right AV valve is also known as the __ valve tricuspid
• The aortic semilunar valve has _ pocket like flaps of tissue 3
the __ are fibrous structured that prevent the cupid valves from prolapsing (bending back words) chordae tendinae
• One- way flow of blood from the right ventricle is ensured by the presence of the __ valve pulmonary sl
• Mitral valve prolapse, which is abnormal, may allow blood to enter the left atrium during the contraction of the left ventricle
• The small cardiac vein and right coronary artery can be found along the right __ sulcus atrioventricular
• The anterior interventricular branches of the left coronary artery and cardiac vein are found along the anterior __ sulcus interventricular
the __ is a muscular wall between the left and right ventricles septum
• The myocardium of the __ ventricle is thicker than the other ventricle left
• The wall of the aorta is __ than the wall of the superior vena cava thicker
the _ are beamlike process of the inner face of the myocardium trabeculae
• The point of the heart is called the apex
• In the sheep heart the right atrium is__ to the right ventricle superior anterior
Sonoma produce neurotransmitters
Nissl bodies- site of protein synthesis
Axon hillock last site were membrane proparated from the synaptic inputs are summed before transmitted
Axon conducts electrical currents away from cell body
Schwann cells from myelin sheets around axon
Nodes of Ranvier gaps between Schwann cells to help action potential travel
Collateral axon axon branches that lead to other cells
Telodendria branches store vesicles that have neurotransmitter
9. Dendrite receive electrical messages
1. The soma forms a cone-shaped __ as it projects to form an axon • Axon- bullock
are small, distal branches of an axon • Telodenia
3. Either Schwann cells or extensions of __ can form myelin sheaths • Myelin
4. The gaps between the segments of a myelin sheath are called • Nodes of Ranvier
5. A group of myelinated fibers may forma region of nerve tissue called __ matter? • White
6. The __ neuron connects an afferent neuron to an efferent neuron • Interneurons
7. A junction between two neurons, or between a neuron and effector, is called a __ (in the PNS) • Synapse
8. A bundle of parallel neurons encased in fibrous connective tissue is called a ( in the PNS) • Nerve
9. A bundle of parallel neurons in the CNS is called a () ___ • Neurons
10. An action potential traveling down a myelinated axon travels __ (faster/slower) than an unmyelinated axon • Faster
11. Unmyelinated nerve tissue is called __ matter • Grey matter
neurons have exactly two projections from the cells body • bipolar neuron
13. __ neurons have multiple dendrites and a single axon extending from the cell body • multipolar neurons
14. in ___ neurons, a single process from the cell body diverges to form two long branches- one acting as a dendrite and the other an axon . • pseadoni polar
15. Schwann cells form myelin sheaths in the –nervous system • PNS
16. Oligodendrocytes from the myelin sheaths I the __ nervous system • CNS
17. Neuroglia cells called __ cells line the fluid spaces of the brain • Schwan
18. Small glial cells that phagocytize harmful matter are called __ • Microglia
19. __ are ciliated neuroglia that assist the circulation of the CSF • Cerebrospinal Fluid
20. Of the two major types of cells in the nerve tissue, the __ is the most numerous • Gilia
1. A mass of white fibers connecting to the left and right cerebral hemisphere • Corpus callosum
2. A cerebral lobe not visible in an ordinary external inspection • Insula
3. A fold of cortical gray matter on the surface of the cerebrum • gyri
4. A deep sulcus • Fissures
5. A vein in the dura mater roughly parallel to the longitudinal fissure • Sagittal sinus
6. A rounded structure consisting of parallel gyri and dorsal to the brain stem • Cerebellum
7. A distinct, branched pattern of white matter in the cerebellum • Arbor vitae
8. The middle of three divisions of the brainstem • pons
9. A vascular structure that produces CSF and is present in all the fluid ventricles • Choroid plexus
10. The fluid ventricle associated with the cerebellum • Fourth
11. The membrane that separates the left and right lateral ventricles • Septum pellucidum
12. The portion of the thalamus that passes through the third ventricle • Intermediate mass
13. This structure is composed of four colliculi • corpora quadrigemina
The gland is not technically a part of the brain but is attached to the brain via the infundibulum • Pituitary
15. The gray matter on the surface of the cerebrum • cortex
16. A roughly cylindrical region of the brain that projects inferiorly from the diencephalon and anterior to the cerebellum • Brainstem
17. The most caudal structure of the brain • Medulla
Put in order rearrange these in the order in which CSF passes through them lateral ventricle interventriculary foramen (monro) third ventricle cerebral aqueduct fourth ventricle
The order through which electrical signals are conducted through one single cardiac cycle • Sa Node ( pace maker) • Atrial myocardium • AV node • AV bundle • AV bundle branches • Subendocardial purkinje fibers • Ventricular myocardium
Created by: Julaine_13