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HPR 112
Chapter 7 Review
| Question | Answer |
|---|---|
| The process by which blood flows automatically into a thin tube during a capillary blood collection procedure is called? | Capillary action |
| What do you call the condition when skin has a blue color which show low oxygen in the blood? | Cyanotic |
| What do you call the blood between the tissue layers? | Interstitial fluid |
| When referring to the side of something, we call this what? | Lateral |
| Define osteomyelitis. | an inflammatory disease of the bone, resulting from infection. |
| What does plantar refer to? | The sole of the foot |
| What is another name for capillary puncture? | Skin puncture |
| List situations when skin puncture is preferable to venipuncture. | Pt is infant and no good vein is found; Pt is small child, no good vein or uncooperative; test require a few drops of blood; apprehensive pt who insists on skin puncture; repeated missed venipunctures; sever burns; thrombotic tendencies; fragile veins. |
| Capillary puncture should not be preformed when? | Dehydrated, Shock, Chronic poor circulation, Extremely cold, tests require more than a few drops of blood. |
| Skin puncture is a combination of blood from ... | Capillaries, arterioles, venules |
| Blood from capillary puncture resembles ___________ blood than venous blood. | Arterial |
| Skin puncture blood may be used for laboratory testing so long as __________ is taken into consideration when interpreting the results. | Technique |
| Capillary or skin puncture may be preformed on ... | Fingertips, heels, or toes. |
| ___________ may be used as a site for capillary puncture, but it is not recommended as site of choice, due to poor capillary access. | Earlobes |
| You should not puncture the __________ or __________ when using the fingertip for a capillary draw. | side, tip |
| Any finger except the __________ finger may be used for capillary puncture. | fifth |
| T/F - Tissue on the fifth finger is much thicker than the others. | False |
| T/F - When using fingers for glucose monitoring, the patient should always rotate the site. | True |
| T/F - When doing capillary puncture on the fingertip, the puncture should be made perpendicular to the fingerprint. | True |
| A ______ puncture will cause the blood to form a droplet. | Perpendicular |
| A ________ puncture will cause the blood to run down the finger instead of forming a droplet. | Parallel |
| _________ sites should be avoided, because a free flow of blood is impossible. | Edamatous (swollen) |
| Punctures in cold, or _________, areas should be avoided because blood from these sites may result in falsely high hemoglobin or cell-count values. | cyanotic |
| __________ puncture the arch of the foot. | Never |
| Never puncture the ______ bone. | Heel |
| Puncturing the heel bone of the foot may result in ________, an inflammatory disease of the bone. | osteomyelitis |
| Puncturing the ________ of the foot may cause damage to the nerves. | arch |
| __________ the skin until it turns pink will stimulate circulation. | Massage |
| A heat source applied to the heel serves the purpose of ___________. | increasing blood flow. |
| Heat causes ____________ and should be applied for at least ______ minutes. | vasodilation, 3 |
| What is a lancet? | A device used to puncture the skin during capillary puncture. |
| _________ are designed to control the depth of the puncture so that no damage is done to the site. | Lancets |
| Patients may be less frightened by a ___________ device, because they cannot see the actual blade penetrate the skin. | spring-loaded |
| What is the order of draw for capillary puncture? | Slide for differential or stain, Blood gas or pH, Hematology, Chemistry |
| You should never take _________ into the nursery. | Collection Tray |
| A __________ should be used for children less than one year old. | Heel stick |
| Children who are beginning to walk should have a ______ done instead of a heel stick. | Finger stick |
| Children who are two years or older should have a ___________ to draw their blood. | Venipuncture |
| The appropriate capillary puncture site on a fingertip is the ____________. | Distal/lateral portion of the fingertip |
| The capillary puncture site of choice for an infant is the _________. | lateral area of the plantar surface of the heel. |
| Applying a heat source to the heel serves the purpose of ___________. | increasing blood flow. |
| The finger is not to be squeezed tightly when obtaining a blood sample because? | tissue fluid will contaminate the specimen |
| Children who are beginning to walk should have blood samples collected by? | Finger stick or venipuncture |
Created by:
kbcanarr
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